How long is the flight from London to Hartford?

For as low as £613, United Airlines can have you in Hartford from London in 17h 47m. Airlines will cover a distance of 3340 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from London to Hartford round-trip?

Our cheapest airline available from London to Hartford is JetBlue. Our recent data shows that you can find tickets from as low as £459 on this airline. An additional option worth looking into is Aer Lingus, starting at £591. You may be able to fly from London to Hartford for 38% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in Hartford ranges from 79.0 - 105.0 inches per month. September is typically the wettest month, when rainfall can reach 105.0 mm. February is typically the driest time to visit Hartford when rainfall is around 79.0 mm.

If weather is an important factor for your trip to Hartford, 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 23.0 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 London to Hartford?

While some choose either London Gatwick - Hartford Bradley Intl or London City - Hartford Bradley Intl, London Heathrow - Hartford Bradley Intl is the most popular route from London to Hartford.

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

When flying from London to Hartford, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Hartford from London?

For a flight from London to Hartford, you will be flying into Bradley Intl. Hartford Bradley Intl (BDL) is just 11.9 mi from the center of the city. Bradley Intl is the only Hartford airport and it handles 0 inbound flights from London per day. 2 airlines have flights to Hartford Bradley Intl from London on a regular basis.

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

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

How can I find direct flights from London to Hartford?

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

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

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

£377+ Cheap Flights from London to Hartford

Cheap flight deals from London to Hartford

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Hartford
Explore the most affordable flight options available from London to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Thu 5/1108:50 -

1 stop12h 35m

Thu 12/1117:55 -

1 stop9h 35m

Deal found 8/10£603

Sat 21/1110:10 -

1 stop11h 15m

Sat 28/1117:55 -

1 stop9h 00m

Deal found 7/10£605

Wed 18/1109:30 -

2 stops19h 29m

Wed 2/1215:07 -

1 stop10h 33m

Deal found 11/10£610

Tue 10/1109:00 -

2 stops29h 41m

Sun 22/1117:02 -

1 stop33h 53m

Deal found 9/10£613

Tue 10/1109:00 -

2 stops17h 47m

Tue 24/1109:37 -

2 stops16h 03m

Deal found 10/10£613

Mon 9/1106:35 -

2 stops17h 07m

Mon 23/1110:37 -

2 stops20h 23m

Deal found 8/10£619

Tue 24/1107:30 -

2 stops16h 12m

Tue 1/1209:35 -

1 stop17h 20m

Deal found 10/10£619

Wed 4/1106:50 -

2 stops16h 52m

Wed 11/1119:54 -

1 stop9h 56m

Deal found 7/10£627

Sun 22/1111:05 -

2 stops36h 37m

Sun 29/1119:54 -

2 stops20h 26m

Deal found 8/10£629

Tue 10/1112:05 -

1 stop11h 37m

Sun 22/1119:54 -

1 stop29h 46m

Deal found 9/10£633

Wed 18/1112:05 -

1 stop16h 54m

Wed 2/1215:07 -

1 stop10h 33m

Deal found 11/10£634

Sat 14/1109:00 -

2 stops19h 59m

Tue 17/1115:00 -

2 stops17h 00m

Deal found 11/10£641

Best flights from London to Hartford
Discover carefully curated flight deals from London to Hartford that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Tue 10/1109:00 -

2 stops17h 47m

Sun 22/1110:44 -

2 stops38h 11m

Deal found 10/10£613

Sat 21/1111:00 -

1 stop10h 25m

Sat 28/1117:55 -

2 stops16h 50m

Deal found 7/10£738

Wed 28/1010:00 -

2 stops17h 59m

Mon 2/1117:14 -

2 stops17h 31m

Deal found 10/10£843

Mon 23/1117:25 -

2 stops35h 32m

Mon 30/1106:00 -

2 stops29h 30m

Deal found 9/10£858

Mon 9/1116:20 -

1 stop12h 39m

Mon 23/1110:37 -

2 stops16h 18m

Deal found 8/10£642

Mon 9/1112:05 -

1 stop11h 37m

Mon 16/1119:54 -

1 stop9h 56m

Deal found 12/10£644

Thu 24/1211:00 -

2 stops17h 36m

Fri 8/113:12 -

1 stop15h 48m

Deal found 9/10£758

Tue 10/1116:20 -

1 stop12h 39m

Tue 24/1112:37 -

1 stop12h 18m

Deal found 10/10£644

Sat 7/1110:05 -

2 stops42h 27m

Sat 14/1106:00 -

2 stops22h 10m

Deal found 10/10£859

Sat 5/1207:30 -

2 stops21h 15m

Mon 14/1215:07 -

1 stop14h 43m

Deal found 12/10£655

Sat 7/1110:10 -

1 stop11h 15m

Sat 14/1117:55 -

1 stop9h 00m

Deal found 10/10£797

Sat 31/1017:25 -

2 stops35h 07m

Fri 6/1106:00 -

2 stops35h 35m

Deal found 11/10£863

Sat 7/1109:00 -

2 stops19h 59m

Sat 14/1106:00 -

1 stop19h 40m

Deal found 10/10£673

Wed 18/1110:40 -

2 stops17h 58m

Wed 2/1206:00 -

2 stops28h 05m

Deal found 11/10£829

Thu 28/110:25 -

1 stop16h 07m

Mon 1/209:26 -

1 stop15h 29m

Deal found 11/10£684

Mon 9/1106:30 -

2 stops22h 08m

Mon 23/1106:00 -

2 stops22h 10m

Deal found 11/10£859

Sat 30/107:30 -

2 stops16h 46m

Fri 12/214:48 -

2 stops13h 22m

Deal found 7/10£689

Fri 30/1006:30 -

2 stops21h 08m

Fri 6/1106:00 -

2 stops46h 10m

Deal found 11/10£868

Tue 3/1106:30 -

2 stops22h 08m

Sat 7/1106:00 -

2 stops35h 35m

Deal found 7/10£870

Find flight deals from London to Hartford

Round-trip from	£603
One-way from	£377
Popular in	August
Cheapest in	February
Average price	£777

5/11-12/11
2 total stops
22h 10m total
London to Hartford

Search Deals

31/1-31/12
3 total stops
59h 03m total
London to Hartford

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£45 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Mon 11/1

20:35-12:56

2 stops45h 21m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£411

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Wed 21/10

08:15-23:46

1 stop20h 31m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£423

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Sat 7/11

08:05-23:38

1 stop20h 33m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£424

LondonHartford

LGW London Gatwick - BDL Hartford Bradley Intl

LGWBDL

London Gatwick

Thu 12/11

11:00-14:20

1 stop32h 20m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£428

LondonHartford

LGW London Gatwick - BDL Hartford Bradley Intl

LGWBDL

London Gatwick

Mon 11/1

09:40-23:59

2 stops19h 19m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£430

LondonHartford

LGW London Gatwick - BDL Hartford Bradley Intl

LGWBDL

London Gatwick

Sat 30/1

20:10-22:59

2 stops31h 49m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£443

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Sat 30/1

08:05-23:59

1 stop20h 54m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£450

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Wed 23/12

12:20-23:57

1 stop16h 37m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£459

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Tue 12/1

07:25-23:59

1 stop21h 34m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£459

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Sun 29/11

09:55-16:25

3 stops59h 30m

Hartford Bradley Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£462

Flights are sorted by cheapest return flights first.

Deals found on 8/10

Showing 1-10 of 39 resultsSorted by cheapest first

Best time to book a flight from London to Hartford

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

LON-BDL

LHR-BDL

LGW-BDL

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 to Hartford

LON-BDL

LHR-BDL

LGW-BDL

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

Currently, January is the cheapest month in which you can book a flight from London to Hartford (average of £579). Flying from London to Hartford in July is currently the most expensive (average of £915). 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.

How much does it cost for a return flight from London to Hartford?

Airfare is below average for this route at the moment.

London to Hartford flights typically cost between £695 and £817 in November.
The cheapest return price found within the last 5 days was £603 on Multiple Airlines (5 Nov–12 Nov).

What’s the top stopover airport for flights from London to Hartford?

Dublin (DUB) – chosen by Cheapflights users on 50% of one-stop itineraries from London to Hartford on Cheapflights.

What’s the cheapest stopover airport for flights from London to Hartford?

New York (JFK) is the most affordable one-stop option, with an average return flight price of £533.

What’s the fastest stopover option from London to Hartford?

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for one-stop routes: 11h 34m.

Which airport typically offers the quickest stopover for flights from London to Hartford?

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 35m.

Reviews of airlines servicing Hartford

Check out reviews from past customers who have flown with United Airlines,Aer Lingus, andJetBlue from London to Hartford to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,347 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

United Airlines

7.4

Good

10,347 reviews

United Airlines

7.4

Good

10,347 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Aer Lingus

7.3

Good

1,819 reviews

United Airlines

7.4

Good

10,347 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

JetBlue

7.1

Good

3,044 reviews

United Airlines

7.4

Good

10,347 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

What airport do you fly into for flights to Hartford from London?
For a flight from London to Hartford, you will be flying into Bradley Intl. Hartford Bradley Intl (BDL) is just 11.9 mi from the center of the city. Bradley Intl is the only Hartford airport and it handles 0 inbound flights from London per day. 2 airlines have flights to Hartford Bradley Intl from London on a regular basis.
How long is the flight from London to Hartford?
For as low as £613, United Airlines can have you in Hartford from London in 17h 47m. Airlines will cover a distance of 3340 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London to Hartford round-trip?
Our cheapest airline available from London to Hartford is JetBlue. Our recent data shows that you can find tickets from as low as £459 on this airline. An additional option worth looking into is Aer Lingus, starting at £591. You may be able to fly from London to Hartford for 38% less than the average price by searching for these airlines.
What are the most popular routes from London to Hartford?
While some choose either London Gatwick - Hartford Bradley Intl or London City - Hartford Bradley Intl, London Heathrow - Hartford Bradley Intl is the most popular route from London to Hartford.
Can I find deals for flights from London to Hartford that include hotel bookings?
Yes. In addition to deals on London to Hartford flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Hartford?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Hartford.
Can I find deals for business class flights from London to Hartford?
Yes. Cheapflights offers flight deals from London to Hartford 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 to Hartford?
Currently, January is the cheapest month in which you can book a flight from London to Hartford (average of £579). Flying from London to Hartford in July is currently the most expensive (average of £915). 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

Brattleboro

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East Midlands to John F Kennedy Intl flights

Newquay to John F Kennedy Intl flights

Manchester to Hartford flights

East Midlands to Newark flights

Birmingham to Providence flights

Top 2 airlines flying from London to Hartford

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£459	Average£585	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Aer Lingus	Cheapest£591	Average£830	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Hartford?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Hartford from London today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Hartford from London 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 London to Hartford with no change fees?

Yes! Cheapflights helps users easily find flights from London to Hartford with no change fees.

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

Yes! Start tracking prices for London to Hartford 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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Cheap flights from London to Hartford from £377

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Hartford

Cheapest flights from London to HartfordExplore the most affordable flight options available from London to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Explore the most affordable flight options available from London to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Best flights from London to HartfordDiscover carefully curated flight deals from London to Hartford that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Discover carefully curated flight deals from London to Hartford that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Last-minute flights from London to HartfordDiscover last-minute flight deals from London to Hartford. Data last updated 12 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Hartford. Data last updated 12 October 2026 and is based on user searches.

One-way flights from London to HartfordSearch for one-way flight options from London to Hartford. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Search for one-way flight options from London to Hartford. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

Find flight deals from London to Hartford

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from London to Hartford

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

Cheapflights Insights

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

How much does it cost for a return flight from London to Hartford?

Airfare is below average for this route at the moment.

London to Hartford flights typically cost between £695 and £817 in November.The cheapest return price found within the last 5 days was £603 on Multiple Airlines (5 Nov–12 Nov).

What’s the top stopover airport for flights from London to Hartford?

Share of one-stop return flights from London to Hartford chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dublin (DUB) – chosen by Cheapflights users on 50% of one-stop itineraries from London to Hartford on Cheapflights.

What’s the cheapest stopover airport for flights from London to Hartford?

Average return fare for one-stop flights from London to Hartford, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

New York (JFK) is the most affordable one-stop option, with an average return flight price of £533.

What’s the fastest stopover option from London to Hartford?

Shortest average travel time for one-stop one-way flights from London to Hartford, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for one-stop routes: 11h 34m.

Which airport typically offers the quickest stopover for flights from London to Hartford?

Average stopover duration for one-stop one-way flights from London to Hartford, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 35m.

Reviews of airlines servicing Hartford

Check out reviews from past customers who have flown with United Airlines,Aer Lingus, andJetBlue from London to Hartford to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Hartford from London?

How long is the flight from London to Hartford?

What are the cheapest airlines flying from London to Hartford round-trip?

What are the most popular routes from London to Hartford?

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

How can I find direct flights from London to Hartford?

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

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

Travelling to a place near Hartford?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Hartford

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Hartford by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from London to Hartford by cabin class

Find flights from London to Hartford, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Hartford flights

Browse other London and Hartford flight options. Last updated on 12 October 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 12 October 2026.

Popular flight searches

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London to Hartford flights

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Top 2 airlines flying from London to Hartford

Fly with Cheapflights

How does Cheapflights help users find flights from London to Hartford?

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

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

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

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Travel Smart

Cheapest flights from London to Hartford
Explore the most affordable flight options available from London to Hartford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 October 2026.

Best flights from London to Hartford
Discover carefully curated flight deals from London to Hartford that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 October 2026.

Last-minute flights from London to Hartford
Discover last-minute flight deals from London to Hartford. Data last updated 12 October 2026 and is based on user searches.

One-way flights from London to Hartford
Search for one-way flight options from London to Hartford. Find affordable one-way fares based on user searches. Data last updated 12 October 2026.

London to Hartford flights typically cost between £695 and £817 in November.
The cheapest return price found within the last 5 days was £603 on Multiple Airlines (5 Nov–12 Nov).