How long is the flight from North America to London?

There are many flights that can get you from North America to London in 10h 10m. Fly via Scandinavian Airlines, Icelandair, or United Airlines to get the fastest option. The distance between North America and London is about 3622 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from North America to London one-way?

The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £37. However, be on the lookout for offers from Delta and TAP AIR PORTUGAL, as they are both options that can get you from North America to London for a low price.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from North America to London?

The most popular route from North America to London is New York John F Kennedy Intl - London Heathrow. You may also consider Newark - London Heathrow or Boston Logan Intl - London Heathrow.

What are the cheapest flights from North America to London?

Looking for the cheapest flight from North America to London? While on average our users pay £1,424, our data indicates the cheapest price to be £240. The most popular route (New York John F Kennedy Intl - London Heathrow), is priced around £354.

What are the most reliable airlines from North America to London?

Before booking your flight to London from North America, check out the most reliable airlines to get you to your destination on time: SAUDIA (92%), Air Canada (90%), Austrian Airlines( 90%).

What are the most popular airlines that fly from North America to London?

Before booking your flight from North America to London check out the most popular airlines for this route: British Airways, Virgin Atlantic or Air Canada.

Can I find deals for flights from North America to London that include hotel bookings?

Yes. In addition to deals on North America to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from North America to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to London.

Can I find deals for business class flights from North America to London?

Yes. Cheapflights offers flight deals from North America to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£152+ Cheap Flights from North America to London

Cheap flight deals from North America to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from North America to London
Explore the most affordable flight options available from North America to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Mon 5/1018:55 -

1 stop17h 45m

Fri 23/1017:30 -

1 stop27h 10m

Deal found 28/8£442

Fri 6/1122:00 -

2 stops18h 50m

Thu 12/1116:25 -

2 stops32h 40m

Deal found 30/8£442

Mon 12/1017:10 -

1 stop16h 25m

Mon 19/1007:05 -

1 stop13h 35m

Deal found 28/8£443

Tue 13/1017:10 -

2 stops14h 45m

Tue 20/1019:50 -

1 stop24h 50m

Deal found 29/8£444

Sun 18/1000:30 -

1 stop26h 25m

Sun 25/1019:40 -

1 stop21h 45m

Deal found 26/8£445

Mon 12/1017:10 -

2 stops14h 45m

Sat 17/1015:35 -

1 stop29h 05m

Deal found 31/8£445

Thu 15/1022:05 -

1 stop11h 55m

Thu 22/1006:00 -

1 stop16h 45m

Deal found 31/8£445

Sun 18/1017:10 -

1 stop11h 25m

Sun 1/1106:40 -

1 stop14h 05m

Deal found 26/8£447

Fri 11/900:30 -

1 stop26h 30m

Sun 20/906:30 -

2 stops45h 00m

Deal found 27/8£447

Tue 20/1017:10 -

2 stops21h 45m

Thu 29/1019:30 -

1 stop25h 15m

Deal found 31/8£448

Tue 13/1017:10 -

1 stop11h 25m

Mon 19/1007:05 -

1 stop13h 35m

Deal found 27/8£448

Sun 18/1017:10 -

2 stops25h 15m

Thu 22/1016:15 -

3 stops28h 25m

Deal found 29/8£448

Best flights from North America to London
Discover carefully curated flight deals from North America to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Sun 18/1017:10 -

2 stops14h 45m

Wed 21/1007:05 -

1 stop13h 35m

Deal found 29/8£446

Tue 1/1219:40 -

1 stop10h 10m

Fri 18/1212:15 -

1 stop11h 25m

Deal found 31/8£512

Fri 9/1016:00 -

2 stops35h 35m

Mon 12/1006:50 -

2 stops16h 51m

Deal found 31/8£516

Thu 24/922:55 -

1 stop16h 10m

Thu 1/1009:55 -

1 stop16h 10m

Deal found 27/8£546

Wed 11/1118:00 -

1 stop22h 35m

Mon 16/1118:30 -

1 stop25h 10m

Deal found 27/8£561

Tue 1/1212:50 -

1 stop16h 05m

Tue 15/1217:20 -

1 stop34h 05m

Deal found 28/8£579

Mon 23/1116:40 -

1 stop12h 00m

Thu 26/1110:30 -

1 stop13h 25m

Deal found 27/8£580

Thu 8/1018:10 -

Nonstop7h 15m

Thu 15/1010:20 -

1 stop13h 50m

Deal found 31/8£586

Fri 27/1120:00 -

Nonstop6h 50m

Sat 5/1208:40 -

1 stop10h 40m

Deal found 28/8£602

Sun 11/1019:00 -

Nonstop7h 15m

Mon 12/1020:05 -

Nonstop7h 45m

Deal found 31/8£605

Thu 8/1019:00 -

Nonstop7h 15m

Mon 26/1020:10 -

Nonstop8h 20m

Deal found 29/8£607

Thu 22/1014:59 -

1 stop10h 56m

Fri 30/1011:10 -

1 stop15h 33m

Deal found 28/8£612

Thu 8/1016:45 -

1 stop10h 50m

Fri 16/1014:05 -

1 stop10h 31m

Deal found 29/8£617

Fri 9/1020:20 -

1 stop15h 05m

Mon 12/1018:40 -

1 stop27h 05m

Deal found 26/8£697

Tue 15/1218:55 -

Nonstop7h 10m

Wed 30/1213:50 -

Nonstop8h 15m

Deal found 29/8£715

Sun 13/917:10 -

1 stop16h 25m

Thu 17/907:05 -

1 stop13h 35m

Deal found 26/8£494

Tue 17/1119:40 -

1 stop10h 10m

Fri 16/413:05 -

1 stop11h 15m

Deal found 30/8£541

Sat 19/918:55 -

2 stops14h 40m

Mon 5/1007:05 -

2 stops14h 55m

Deal found 27/8£514

Tue 29/923:00 -

2 stops16h 25m

Wed 7/1010:35 -

1 stop15h 25m

Deal found 26/8£570

Thu 8/1022:55 -

1 stop16h 10m

Tue 13/1020:50 -

1 stop29h 15m

Deal found 30/8£573

Tue 24/1112:50 -

1 stop16h 05m

Tue 1/1217:20 -

1 stop34h 05m

Deal found 28/8£579

Tue 10/1108:20 -

Nonstop7h 15m

Mon 16/1112:05 -

1 stop13h 25m

Deal found 27/8£595

Fri 9/1021:30 -

Nonstop6h 45m

Mon 12/1006:15 -

1 stop12h 24m

Deal found 26/8£603

Thu 10/920:35 -

Nonstop7h 15m

Sun 13/920:05 -

Nonstop7h 45m

Deal found 28/8£606

Thu 1/1020:05 -

Nonstop6h 55m

Thu 8/1017:35 -

Nonstop7h 30m

Deal found 30/8£607

Sun 27/922:00 -

Nonstop7h 20m

Mon 5/1020:05 -

Nonstop7h 45m

Deal found 31/8£607

Thu 8/1006:50 -

1 stop28h 50m

Tue 20/1017:35 -

1 stop33h 55m

Deal found 29/8£579

Mon 7/1217:40 -

2 stops21h 55m

Fri 25/1210:45 -

2 stops16h 25m

Deal found 30/8£581

Mon 14/909:45 -

Nonstop6h 50m

Tue 22/908:45 -

1 stop16h 30m

Deal found 28/8£595

Sat 24/1005:55 -

1 stop23h 05m

Sun 25/1012:35 -

1 stop16h 27m

Deal found 29/8£661

Find flight deals from North America to London

Round-trip from	£442
One-way from	£152
Popular in	June
Cheapest in	January
Average price	£560
Good round-trip deal	£187 or less
Good one-way deal	£162 or less

Scandinavian Airlines
5/10-23/10
2 total stops
44h 55m total
North America to London

Search Deals

British Airways
24/11
1 total stop
15h 26m total
North America to London

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£90 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Price to beat on a round-trip flight from North America to London (LON).

Search Deals

Price to beat on a one-way flight from North America to London (LON).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from North America to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sun 18/10

17:10-12:55

2 stops14h 45m

London Heathrow

Wed 21/10

07:05-15:40

1 stop13h 35m

£446

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sun 13/9

17:10-14:35

1 stop16h 25m

London Heathrow

Thu 17/9

07:05-15:40

1 stop13h 35m

£494

BaltimoreLondon

BWI Baltimore/Washington - LHR London Heathrow

BWILHR

Baltimore/Washington

Tue 1/12

19:40-10:50

1 stop10h 10m

London Heathrow

Fri 18/12

12:15-18:40

1 stop11h 25m

£512

New YorkLondon

JFK New York John F Kennedy Intl - LHR London Heathrow

JFKLHR

New York John F Kennedy Intl

Sat 19/9

18:55-14:35

2 stops14h 40m

London Heathrow

Mon 5/10

07:05-17:00

2 stops14h 55m

£514

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 9/10

16:00-08:35

2 stops35h 35m

London Heathrow

Mon 12/10

06:50-18:41

2 stops16h 51m

£516

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LHR London Heathrow

IADLHR

Washington, D.C. Dulles Intl

Tue 17/11

19:40-10:50

1 stop10h 10m

London Heathrow

Fri 16/4

13:05-19:20

1 stop11h 15m

£541

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Thu 24/9

22:55-20:05

1 stop16h 10m

London Heathrow

Thu 1/10

09:55-21:05

1 stop16h 10m

£546

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Wed 11/11

18:00-21:35

1 stop22h 35m

London Heathrow

Mon 16/11

18:30-14:40

1 stop25h 10m

£561

NewarkLondon

EWR Newark - LGW London Gatwick

EWRLGW

Newark

Tue 29/9

23:00-20:25

2 stops16h 25m

London Gatwick

Wed 7/10

10:35-21:00

1 stop15h 25m

£570

BostonLondon

BOS Boston Logan Intl - LHR London Heathrow

BOSLHR

Boston Logan Intl

Thu 8/10

22:55-20:05

1 stop16h 10m

London Heathrow

Tue 13/10

20:50-21:05

1 stop29h 15m

£573

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from North America to London

Have a flexible travel schedule? Discover the best time to fly to London from North America with our price prediction graph.

JFK-LHR

JFK-STN

EWR-LHR

EWR-LGW

BOS-LHR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from North America to London

0NA-LON

JFK-LHR

JFK-STN

EWR-LHR

EWR-LGW

What is the cheapest month to book a flight from North America to London?

Currently, February is the cheapest month in which you can book a flight from North America to London (average of £476). Flying from North America to London in June is currently the most expensive (average of £832). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NA to LON?

Unlike at midday, when flights are generally more expensive, you can save up to 6% on flights from North America to London by exploring options for tickets in the afternoon.

Weekly flight availability from North America to London

The most flights from 0NA to LON are scheduled on a Saturday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (44 on average).

How far ahead should I book a flight from North America to London?

To ensure you get the cheapest price possible for a flight from North America to London, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from North America to London?

Travellers seeking maximum savings on their North America to London flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing London

Get a feel of what it's like to fly with United Airlines,Virgin Atlantic, andNorse Atlantic UK from North America to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

United Airlines

7.4

Good

10,151 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

Virgin Atlantic

7.4

Good

695 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

Norse Atlantic UK

7.2

Good

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

Air Canada

7.1

Good

11,566 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

British Airways

6.7

Okay

8,198 reviews

United Airlines

7.4

Good

10,151 reviews

Check prices

Reviews

1 / 20

6.0

Good

Cam,Jul 2023

IAH - UIO

Houston airport was busy. Difficult to even find a seat in the airport. Flight delay after a long layover. Exhausting

Related info for your journey

How long is the flight from North America to London?
There are many flights that can get you from North America to London in 10h 10m. Fly via Scandinavian Airlines, Icelandair, or United Airlines to get the fastest option. The distance between North America and London is about 3622 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from North America to London one-way?
The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £37. However, be on the lookout for offers from Delta and TAP AIR PORTUGAL, as they are both options that can get you from North America to London for a low price.
What are the most popular routes from North America to London?
The most popular route from North America to London is New York John F Kennedy Intl - London Heathrow. You may also consider Newark - London Heathrow or Boston Logan Intl - London Heathrow.
What are the most reliable airlines from North America to London?
Before booking your flight to London from North America, check out the most reliable airlines to get you to your destination on time: SAUDIA (92%), Air Canada (90%), Austrian Airlines( 90%).
What are the cheapest flights from North America to London?
Looking for the cheapest flight from North America to London? While on average our users pay £1,424, our data indicates the cheapest price to be £240. The most popular route (New York John F Kennedy Intl - London Heathrow), is priced around £354.
Can I find deals for flights from North America to London that include hotel bookings?
Yes. In addition to deals on North America to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from North America to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from North America to London.
Can I find deals for business class flights from North America to London?
Yes. Cheapflights offers flight deals from North America to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from North America to London?
Currently, February is the cheapest month in which you can book a flight from North America to London (average of £476). Flying from North America to London in June is currently the most expensive (average of £832). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from North America to London

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest£122	Average£510	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Delta	Cheapest£193	Average£786	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
KLM	Cheapest£232	Average£694	FlexibilityNo cancel fee	On-time75%	Search KLM flights
JetBlue	Cheapest£233	Average£504	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
TAP AIR PORTUGAL	Cheapest£235	Average£475	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Aer Lingus	Cheapest£309	Average£508	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Virgin Atlantic	Cheapest£317	Average£703	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£318	Average£607	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Iberia	Cheapest£329	Average£623	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
Lufthansa	Cheapest£349	Average£709	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

How does Cheapflights help users find flights from North America to London?

Deals for North America to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from North America to London?

Cheapflights helps you find that perfect flight to London from North America by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from North America to London with no change fees?

Certainly. Search results for flights to London from North America shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from North America to London become cheaper?

Yes! Start tracking prices for North America to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from North America to London from £152

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from North America to London

Cheapest flights from North America to LondonExplore the most affordable flight options available from North America to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Explore the most affordable flight options available from North America to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from North America to LondonDiscover carefully curated flight deals from North America to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Discover carefully curated flight deals from North America to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Direct flights from North America to LondonExplore direct flight options from North America to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Explore direct flight options from North America to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Last-minute flights from North America to LondonDiscover last-minute flight deals from North America to London. Data last updated 31 August 2026 and is based on user searches.

Discover last-minute flight deals from North America to London. Data last updated 31 August 2026 and is based on user searches.

One-way flights from North America to LondonSearch for one-way flight options from North America to London. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Search for one-way flight options from North America to London. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.

Find flight deals from North America to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from North America to London that are best for you.

Best time to book a flight from North America to London

Have a flexible travel schedule? Discover the best time to fly to London from North America with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from North America to London?

What is the cheapest time of day to fly from NA to LON?

Find hourly flight availability from North America to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 August 2026.

Unlike at midday, when flights are generally more expensive, you can save up to 6% on flights from North America to London by exploring options for tickets in the afternoon.

Weekly flight availability from North America to London

Explore weekly flight availability from North America to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 August 2026.

The most flights from 0NA to LON are scheduled on a Saturday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (44 on average).

How far ahead should I book a flight from North America to London?

To ensure you get the cheapest price possible for a flight from North America to London, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from North America to London?

Use this chart to determine the cheapest time to fly return from North America to London. Price data was last updated on 29 August 2026.

Travellers seeking maximum savings on their North America to London flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing London

Get a feel of what it's like to fly with United Airlines,Virgin Atlantic, andNorse Atlantic UK from North America to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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Cheapest flights from North America to London
Explore the most affordable flight options available from North America to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 August 2026.

Best flights from North America to London
Discover carefully curated flight deals from North America to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 August 2026.

Direct flights from North America to London
Explore direct flight options from North America to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 31 August 2026.

Last-minute flights from North America to London
Discover last-minute flight deals from North America to London. Data last updated 31 August 2026 and is based on user searches.

One-way flights from North America to London
Search for one-way flight options from North America to London. Find affordable one-way fares based on user searches. Data last updated 31 August 2026.