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Cheap flights from Hartford to London from £212

BDL — LON
19 Nov — 26 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hartford to London

Enter your travel dates to find the best prices.

Cheapest flights from Hartford to London

Tue 1/1217:55 -
1 stop16h 25m
Tue 8/1209:40 -
1 stop11h 45m
Deal found 17/10£475
Sat 7/1117:55 -
1 stop9h 00m
Sat 14/1110:10 -
1 stop11h 15m
Deal found 16/10£525
Tue 17/1117:02 -
2 stops33h 08m
Fri 20/1107:00 -
2 stops16h 42m
Deal found 18/10£542
Tue 1/1217:55 -
1 stop16h 40m
Tue 8/1208:50 -
1 stop12h 35m
Deal found 17/10£546
Fri 20/1119:54 -
2 stops29h 36m
Sun 22/1109:00 -
2 stops19h 59m
Deal found 19/10£565
Sat 7/1106:00 -
1 stop10h 40m
Sun 15/1107:45 -
1 stop20h 47m
Deal found 15/10£581
Fri 13/1117:02 -
1 stop13h 58m
Fri 20/1113:00 -
2 stops33h 54m
Deal found 14/10£610
Sun 8/1110:44 -
2 stops16h 11m
Sun 15/1109:00 -
2 stops19h 59m
Deal found 19/10£611
Fri 16/1014:59 -
2 stops14h 01m
Sat 31/1012:05 -
2 stops40h 54m
Deal found 15/10£613
Mon 2/1119:54 -
1 stop29h 46m
Sat 7/1109:00 -
2 stops19h 59m
Deal found 15/10£615
Sat 7/1117:02 -
1 stop13h 58m
Sat 14/1106:35 -
2 stops17h 09m
Deal found 16/10£616
Sat 31/1017:14 -
2 stops18h 31m
Sun 8/1110:00 -
2 stops17h 21m
Deal found 17/10£635

Find flight deals from Hartford to London

Round-trip from

£475

One-way from

£212

Popular in

June

Cheapest in

January

Average price

£637
1/12-8/12
  • 1/12-8/12
  • 2 total stops
  • 28h 10m total
  • Hartford to London
Search Deals
10/11-31/12
  • 10/11-31/12
  • 1 total stop
  • 21h 05m total
  • Hartford to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HartfordLondon

BDL Hartford Bradley Intl - LGW London Gatwick

BDLLGW

Hartford Bradley Intl

Tue 17/11

17:55-20:00

1 stop21h 05m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£213

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Wed 17/2

10:23-05:55

2 stops14h 32m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£223

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sun 21/2

06:00-05:55

2 stops18h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£223

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Tue 10/11

06:00-21:40

1 stop10h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Wed 11/11

06:00-21:40

1 stop10h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Tue 30/3

09:38-07:15

2 stops16h 37m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 12/11

06:00-21:40

1 stop10h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Fri 6/11

06:00-20:55

1 stop9h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sat 7/11

06:00-21:40

1 stop10h 40m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sat 12/12

13:30-06:25

1 stop11h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£233

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Hartford to London

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

Cheapflights Insights

Everything you need to know about your flight from Hartford to London

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

Currently, February is the cheapest month in which you can book a flight from Hartford to London (average of £600). Flying from Hartford to London in June is currently the most expensive (average of £1,041). 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 Hartford to London?

Airfare is below average for this route at the moment.
Hartford to London flights typically cost between £579 and £664 in December.
The cheapest return price found within the last 5 days was £475 on Multiple Airlines (1 Dec–8 Dec).

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

Washington, D.C. (IAD) – chosen by Cheapflights users on 67% of one-stop itineraries from Hartford to London on Cheapflights.

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

Atlanta (ATL) is the most affordable one-stop option, with an average return flight price of £486.

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

Flights via Washington, D.C. (IAD) have the shortest average one-way travel time for one-stop routes: 10h 26m.

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

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 39m.

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

Booking 18 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hartford to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Hartford to London, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.3

Crew

8.1

Boarding

7.7

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
7.3
Good
10,388 reviews
United Airlines
7.3
Good
10,388 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.7

Overall

7.3

Crew

8.1

Boarding

7.7

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 from for flights from Hartford to London?

    Located just 11.9 mi from the city center, Hartford Bradley Intl is the airport most travelers will use when flying to London from Hartford. Booking flights from Bradley Intl (BDL) to London should be relatively easy as there are 0 daily outbound flights to London from 0 different airlines.

  • How long is the flight from Hartford to London?

    For as low as £644, United Airlines can have you in London from Hartford in 20h 30m. There are 3359 mi between Hartford and London. This flight may include one or multiple stops.

  • What are the most popular routes from Hartford to London?

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

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

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

  • How can I find direct flights from Hartford to London?

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

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

    Yes. Cheapflights offers flight deals from Hartford 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 Hartford to London?

    Currently, February is the cheapest month in which you can book a flight from Hartford to London (average of £600). Flying from Hartford to London in June is currently the most expensive (average of £1,041). 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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How does Cheapflights help users find flights from Hartford to London?

Deals for Hartford 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.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Hartford.

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Hartford to London flexibly with Cheapflights today.

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