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Cheap flights from London Heathrow Airport to North America from £272

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
10 Jan — 17 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to North America

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to North America
Explore the most affordable flight options available from Heathrow to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 December 2025.

Mon 15/1208:15LHR - EWR
2 stops18h 50mTAP AIR PORTUGAL
Tue 13/123:55EWR - LHR
1 stop12h 35mTAP AIR PORTUGAL
Deal found 9/12£393
Tue 16/1208:15LHR - EWR
2 stops18h 50mTAP AIR PORTUGAL
Sun 18/123:55EWR - LHR
1 stop16h 40mTAP AIR PORTUGAL
Deal found 9/12£395
Tue 9/1209:00LHR - YYZ
2 stops14h 50mAir Canada
Tue 23/1221:15YYZ - LHR
1 stop18h 20mAir Canada
Deal found 7/12£396
Thu 11/1218:00LHR - YYZ
Nonstop8h 10mAir Canada
Sun 25/118:10YYZ - LHR
Nonstop7h 20mAir Canada
Deal found 9/12£398
Tue 9/1211:30LHR - YYZ
1 stop13h 15mLufthansa
Sat 31/120:25YYZ - LHR
Nonstop7h 05mLufthansa
Deal found 9/12£398
Tue 9/1213:30LHR - LGA
1 stop11h 56mAmerican Airlines
Wed 10/1217:09LGA - LHR
1 stop11h 11mAmerican Airlines
Deal found 8/12£399
Tue 16/1208:15LHR - EWR
2 stops18h 50mTAP AIR PORTUGAL
Sun 11/100:20EWR - LHR
2 stops17h 20mTAP AIR PORTUGAL
Deal found 8/12£400
Mon 15/1208:15LHR - EWR
2 stops18h 50mTAP AIR PORTUGAL
Mon 12/123:55EWR - LHR
1 stop17h 45mTAP AIR PORTUGAL
Deal found 10/12£401
Mon 8/1206:50LHR - YYZ
2 stops17h 00mAir Canada
Mon 15/1206:15YYZ - LHR
1 stop9h 20mAir Canada
Deal found 7/12£402
Mon 15/1208:15LHR - EWR
2 stops18h 50mTAP AIR PORTUGAL
Sat 7/323:55EWR - LHR
1 stop14h 00mTAP AIR PORTUGAL
Deal found 8/12£402
Sun 14/1216:30LHR - EWR
2 stops34h 35mTAP AIR PORTUGAL
Tue 27/123:55EWR - LHR
1 stop16h 40mTAP AIR PORTUGAL
Deal found 8/12£403
Mon 8/1209:00LHR - YYZ
1 stop12h 25mAir Canada
Sun 14/1221:20YYZ - LHR
1 stop18h 15mAir Canada
Deal found 7/12£404

Find flight deals from Heathrow to North America

Keep the following information in mind while searching for Heathrow to North America flight deals. Data was last updated 11 December 2025.

Round-trip from

£359

One-way from

£272

Popular in

July

Cheapest in

September

Average price

£475

Good round-trip deal

£366 or less

Good one-way deal

£299 or less
Icelandair
  • Icelandair
  • 24/1-6/2
  • 2 total stops
  • 49h 40m total
  • London to North America
Search Deals
7/2
  • 7/2
  • 2 total stops
  • 29h 37m total
  • London to North America
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to North America.
Search Deals
Price to beat on a one-way flight from London Heathrow to North America.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to North America that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to North America that are best for you.

Fly from

Heathrow

Fly to

North America

Route

Depart

Return

Price

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Sun 1/2

20:35-18:00

1 stop26h 25m

New York John F Kennedy Intl

Tue 10/2

19:25-10:50

1 stop10h 25m

£395

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Fri 27/2

17:30-13:25

1 stop24h 55m

Newark

Fri 6/3

18:30-18:30

1 stop19h 00m

£398

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 12/2

08:15-20:05

1 stop16h 50m

New York John F Kennedy Intl

Tue 17/2

22:00-17:30

1 stop14h 30m

£398

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 16/1

09:00-16:25

1 stop12h 25m

Toronto Pearson Intl

Mon 19/1

18:10-06:30

Nonstop7h 20m

£400

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 8/2

07:40-14:50

1 stop12h 10m

Toronto Pearson Intl

Sun 15/2

18:10-06:30

Nonstop7h 20m

£403

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 14/3

12:15-19:15

1 stop11h 00m

Toronto Pearson Intl

Mon 27/4

23:20-20:20

1 stop16h 00m

£404

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 2/3

11:10-14:20

Nonstop8h 10m

Toronto Pearson Intl

Thu 19/3

21:20-08:30

Nonstop7h 10m

£404

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sat 14/2

17:30-13:35

1 stop25h 05m

Newark

Sun 22/2

17:40-17:00

1 stop18h 20m

£404

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sun 1/3

06:40-13:25

1 stop11h 45m

Newark

Thu 5/3

17:40-14:35

2 stops15h 55m

£404

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 27/2

12:25-20:05

1 stop12h 40m

New York John F Kennedy Intl

Fri 6/3

22:00-18:55

1 stop15h 55m

£413

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to North America

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

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to North America (average of £299). Flying from London Heathrow Airport to North America in June is currently the most expensive (average of £342). 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 LHR to NA?

Find hourly flight availability from Heathrow to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 December 2025.

When flying from London Heathrow Airport to North America, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 7% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Heathrow to North America. Price data was last updated on 6 December 2025.

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

Weekly flight availability from London Heathrow Airport to North America

Explore weekly flight availability from Heathrow to North America. 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 11 December 2025.

The most flights from LHR to 0NA are scheduled on a Monday (50 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (44 on average).

Reviews of airlines servicing North America

Get insights into the airlines that provide service to North America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to North America. Reviews last updated 11 December 2025.
Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andAir Canada from London Heathrow Airport to North America. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Virgin Atlantic
7.5
Good
675 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Air Canada
7.1
Good
10,514 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Lufthansa
6.8
Okay
7,626 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
British Airways
6.7
Okay
7,571 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.4

Food

6.7

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to North America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to North America?

    Airlines like Icelandair, Scandinavian Airlines, and TAP AIR PORTUGAL fly from London Heathrow Airport to North America in about 16h 50m. The time it takes to get you to your destination can typically vary by up to 9h 35m. London Heathrow Airport and North America are separated by a distance of 3440 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapet airlines for a one-way flight from London Heathrow Airport to North America are Norse Atlantic UK (£139), Scandinavian Airlines (£177), and WestJet (£190).

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

    While some choose either London Heathrow - Newark or London Heathrow - New York LaGuardia, London Heathrow - New York John F Kennedy Intl is the most popular route from London Heathrow Airport to North America.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to North America on time: SriLankan Airlines (89%), Air Canada (85%), Austrian Airlines (85%).

  • What are the cheapest flights from London Heathrow Airport to North America?

    Looking at all options, your cheapest flight can be booked for £368. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £314 on average, our data indicates £2,651 when flying from London Heathrow Airport to North America.

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

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

  • How can I find direct flights from Heathrow to North America?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to North America 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 London Heathrow Airport to North America?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to North America (average of £299). Flying from London Heathrow Airport to North America in June is currently the most expensive (average of £342). 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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Alternative routes for Heathrow to North America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Heathrow to North America

Discover the top 10 airlines that operate flights from Heathrow to North America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£217Average£527FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£236Average£542FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest£239Average£606FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
TAP AIR PORTUGALCheapest£281Average£466FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Norse Atlantic UKCheapest£282Average£472FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
SWISSCheapest£294Average£380FlexibilityNo cancel feeOn-time79%
Search SWISS flights
United AirlinesCheapest£297Average£522FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£299Average£508FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
AeromexicoCheapest£299Average£661FlexibilityNo cancel feeOn-timeN/A
Search Aeromexico flights
IcelandairCheapest£299Average£499FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Heathrow to North America 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 Heathrow to North America?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to North America by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to North America from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to North America flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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