How long is the flight from London to Hartford?

For as low as £728, United Airlines can have you in Hartford from London in 15h 30m. 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 £428 on this airline. Additional options worth looking into are United Airlines and Lufthansa, starting at £543 and £549 round-trip. You may be able to fly from London to Hartford for 40% 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 are the most popular airlines that fly from London to Hartford?

Before booking your flight from London to Hartford check out the most popular airlines for this route: JetBlue, Aer Lingus or United Airlines.

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. 4 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.

£341+ 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 22 August 2026.

Mon 21/914:00 -

2 stops32h 08m

Mon 5/1015:16 -

1 stop13h 44m

Deal found 20/8£559

Fri 2/1014:00 -

1 stop32h 18m

Thu 15/1015:16 -

1 stop13h 44m

Deal found 20/8£602

Sat 12/908:15 -

1 stop20h 31m

Sun 27/906:25 -

1 stop9h 20m

Deal found 17/8£612

Mon 21/914:00 -

2 stops32h 08m

Mon 12/1015:16 -

1 stop13h 44m

Deal found 19/8£621

Fri 2/1008:15 -

1 stop20h 31m

Thu 15/1006:25 -

1 stop9h 20m

Deal found 20/8£631

Mon 5/1014:00 -

2 stops32h 08m

Mon 12/1015:16 -

1 stop13h 44m

Deal found 21/8£635

Fri 4/911:55 -

1 stop17h 25m

Tue 8/906:45 -

1 stop9h 00m

Deal found 20/8£646

Wed 21/1019:50 -

2 stops32h 54m

Wed 28/1006:00 -

2 stops32h 55m

Deal found 18/8£691

Mon 21/911:20 -

2 stops17h 26m

Mon 12/1006:25 -

2 stops34h 35m

Deal found 19/8£697

Wed 2/910:45 -

1 stop18h 06m

Sat 19/908:25 -

1 stop23h 50m

Deal found 17/8£707

Mon 21/912:15 -

1 stop16h 44m

Mon 12/1019:40 -

1 stop10h 00m

Deal found 19/8£713

Mon 21/908:40 -

2 stops20h 19m

Mon 12/1006:05 -

1 stop24h 50m

Deal found 19/8£718

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 22 August 2026.

Fri 2/1014:00 -

1 stop32h 18m

Thu 15/1015:16 -

1 stop13h 44m

Deal found 20/8£602

Wed 23/909:30 -

2 stops33h 37m

Sun 27/917:03 -

1 stop34h 27m

Deal found 20/8£727

Mon 21/908:30 -

2 stops15h 30m

Mon 5/1019:40 -

2 stops14h 00m

Deal found 20/8£728

Sun 13/914:30 -

2 stops23h 25m

Sun 27/908:03 -

2 stops17h 52m

Deal found 19/8£818

Mon 21/920:30 -

1 stop25h 00m

Mon 12/1018:00 -

1 stop19h 20m

Deal found 19/8£865

Mon 5/1009:10 -

1 stop12h 20m

Mon 12/1018:00 -

1 stop11h 20m

Deal found 21/8£894

Mon 21/920:10 -

2 stops25h 20m

Mon 12/1018:00 -

2 stops21h 00m

Deal found 19/8£911

Wed 21/1017:35 -

2 stops35h 09m

Wed 28/1006:00 -

2 stops30h 30m

Deal found 18/8£1,021

Wed 21/1009:15 -

2 stops19h 44m

Wed 28/1015:00 -

2 stops14h 15m

Deal found 18/8£744

Thu 1/1008:45 -

2 stops20h 14m

Tue 13/1009:44 -

1 stop16h 01m

Deal found 19/8£747

Wed 21/1009:45 -

1 stop11h 45m

Wed 28/1010:47 -

2 stops20h 23m

Deal found 18/8£755

Wed 2/909:30 -

2 stops38h 30m

Sun 6/909:40 -

2 stops43h 20m

Deal found 17/8£753

Fri 2/1008:30 -

2 stops15h 26m

Thu 15/1014:59 -

2 stops13h 56m

Deal found 20/8£774

Mon 21/919:15 -

2 stops26h 15m

Mon 12/1018:00 -

2 stops16h 15m

Deal found 19/8£937

Mon 21/920:30 -

1 stop25h 00m

Mon 5/1018:00 -

1 stop11h 20m

Deal found 20/8£941

Fri 18/906:50 -

2 stops15h 55m

Sat 26/914:59 -

2 stops14h 26m

Deal found 17/8£783

Fri 2/1009:15 -

2 stops19h 44m

Thu 15/1010:33 -

2 stops17h 07m

Deal found 20/8£788

Wed 21/1006:45 -

1 stop14h 45m

Wed 28/1015:00 -

2 stops14h 15m

Deal found 18/8£922

Wed 16/906:45 -

1 stop14h 45m

Wed 30/914:43 -

2 stops14h 37m

Deal found 20/8£1,035

Fri 2/1009:10 -

1 stop12h 20m

Thu 15/1018:00 -

1 stop9h 35m

Deal found 20/8£941

Mon 5/1020:10 -

2 stops25h 20m

Mon 12/1018:00 -

2 stops21h 00m

Deal found 21/8£948

Thu 1/1009:10 -

1 stop12h 20m

Tue 13/1018:00 -

1 stop11h 20m

Deal found 19/8£957

Mon 21/908:40 -

1 stop12h 50m

Mon 12/1018:00 -

1 stop12h 15m

Deal found 19/8£1,004

Fri 2/1018:25 -

2 stops27h 05m

Thu 15/1018:00 -

2 stops21h 00m

Deal found 20/8£1,025

Wed 16/906:45 -

1 stop14h 45m

Wed 30/918:00 -

1 stop13h 45m

Deal found 20/8£969

Find flight deals from London to Hartford

Round-trip from	£559
One-way from	£341
Popular in	May
Cheapest in	January
Average price	£868

21/9-5/10
3 total stops
45h 52m total
London to Hartford

Search Deals

4/9
2 total stops
38h 59m total
London to Hartford

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£57 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonHartford

LGW London Gatwick - BDL Hartford Bradley Intl

LGWBDL

London Gatwick

Fri 2/10

14:00-17:18

1 stop32h 18m

Hartford Bradley Intl

Thu 15/10

15:16-10:00

1 stop13h 44m

£602

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Wed 23/9

09:30-14:07

2 stops33h 37m

Hartford Bradley Intl

Sun 27/9

17:03-08:30

1 stop34h 27m

£727

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Mon 21/9

08:30-19:00

2 stops15h 30m

Hartford Bradley Intl

Mon 5/10

19:40-14:40

2 stops14h 00m

£728

LondonHartford

LCY London City - BDL Hartford Bradley Intl

LCYBDL

London City

Wed 21/10

09:15-23:59

2 stops19h 44m

Hartford Bradley Intl

Wed 28/10

15:00-09:15

2 stops14h 15m

£744

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Thu 1/10

08:45-23:59

2 stops20h 14m

Hartford Bradley Intl

Tue 13/10

09:44-06:45

1 stop16h 01m

£747

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Wed 2/9

09:30-19:00

2 stops38h 30m

Hartford Bradley Intl

Sun 6/9

09:40-10:00

2 stops43h 20m

£753

LondonHartford

LGW London Gatwick - BDL Hartford Bradley Intl

LGWBDL

London Gatwick

Wed 21/10

09:45-16:30

1 stop11h 45m

Hartford Bradley Intl

Wed 28/10

10:47-11:10

2 stops20h 23m

£755

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Fri 2/10

08:30-18:56

2 stops15h 26m

Hartford Bradley Intl

Thu 15/10

14:59-09:55

2 stops13h 56m

£774

LondonHartford

LHR London Heathrow - BDL Hartford Bradley Intl

LHRBDL

London Heathrow

Fri 18/9

06:50-17:45

2 stops15h 55m

Hartford Bradley Intl

Sat 26/9

14:59-10:25

2 stops14h 26m

£783

LondonHartford

LCY London City - BDL Hartford Bradley Intl

LCYBDL

London City

Fri 2/10

09:15-23:59

2 stops19h 44m

Hartford Bradley Intl

Thu 15/10

10:33-08:40

2 stops17h 07m

£788

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 52 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

LGW-BDL

LHR-BDL

LCY-BDL

SEN-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

LGW-BDL

LHR-BDL

LCY-BDL

SEN-BDL

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

Currently, October is the cheapest month in which you can book a flight from London to Hartford (average of £522). Flying from London to Hartford in July is currently the most expensive (average of £910). 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 £669 and £760 in September.
The cheapest return price found within the last 5 days was £559 on Multiple Airlines (21 Sept–5 Oct).

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

Dublin (DUB) – chosen by Cheapflights users on 41% 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 £514.

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

Flights via Philadelphia (PHL) have the shortest average one-way travel time for one-stop routes: 10h 45m.

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

Flights via Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 28m.

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

10,109 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

United Airlines

7.4

Good

10,109 reviews

United Airlines

7.4

Good

10,109 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Aer Lingus

7.3

Good

1,713 reviews

United Airlines

7.4

Good

10,109 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

JetBlue

7.1

Good

3,039 reviews

United Airlines

7.4

Good

10,109 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Lufthansa

6.8

Okay

8,203 reviews

United Airlines

7.4

Good

10,109 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

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. 4 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 £728, United Airlines can have you in Hartford from London in 15h 30m. 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 £428 on this airline. Additional options worth looking into are United Airlines and Lufthansa, starting at £543 and £549 round-trip. You may be able to fly from London to Hartford for 40% 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, October is the cheapest month in which you can book a flight from London to Hartford (average of £522). Flying from London to Hartford in July is currently the most expensive (average of £910). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Hartford

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Manchester to Newark flights

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London City to LaGuardia flights

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Leeds to John F Kennedy Intl flights

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Liverpool to Newark flights

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Manchester to Providence flights

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Southampton to LaGuardia flights

Heathrow to Providence flights

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Exeter to Newark flights

Newquay to Newark flights

Newquay to LaGuardia flights

Exeter to John F Kennedy Intl flights

Top 4 airlines flying from London to Hartford

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest£428	Average£466	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
United Airlines	Cheapest£543	Average£594	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£549	Average£710	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Aer Lingus	Cheapest£573	Average£805	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 £341

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 4/9. 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 22 August 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 22 August 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 22 August 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 22 August 2026.

Last-minute flights from London to HartfordDiscover last-minute flight deals from London to Hartford. Data last updated 22 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Hartford. Data last updated 22 August 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 22 August 2026.

Search for one-way flight options from London to Hartford. Find affordable one-way fares based on user searches. Data last updated 22 August 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 £669 and £760 in September.The cheapest return price found within the last 5 days was £559 on Multiple Airlines (21 Sept–5 Oct).

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 41% 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 £514.

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 Philadelphia (PHL) have the shortest average one-way travel time for one-stop routes: 10h 45m.

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 Chicago (ORD) offer the fastest connection on this route, with an average stopover time of 1h 28m.

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?

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 Connecticut

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

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 22 August 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 22 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Hartford flights

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Top 4 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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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 22 August 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 22 August 2026.

Last-minute flights from London to Hartford
Discover last-minute flight deals from London to Hartford. Data last updated 22 August 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 22 August 2026.

London to Hartford flights typically cost between £669 and £760 in September.
The cheapest return price found within the last 5 days was £559 on Multiple Airlines (21 Sept–5 Oct).