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Cheap flights from Hartford to London Heathrow Airport from £224

BDL — LHR
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hartford to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Hartford to Heathrow

Sun 4/1018:00 -
1 stop9h 05m
Tue 20/1009:50 -
1 stop11h 40m
Deal found 31/8£588
Wed 14/1018:00 -
1 stop10h 05m
Wed 21/1007:40 -
1 stop13h 50m
Deal found 31/8£590
Sun 8/1106:00 -
2 stops20h 10m
Wed 18/1111:10 -
2 stops17h 49m
Deal found 31/8£593
Fri 4/1217:01 -
1 stop13h 59m
Sun 6/1207:00 -
2 stops17h 00m
Deal found 1/9£601
Tue 8/906:45 -
1 stop9h 00m
Thu 10/908:15 -
1 stop20h 31m
Deal found 4/9£603
Sat 3/1019:40 -
1 stop30h 15m
Tue 3/1113:00 -
2 stops30h 18m
Deal found 3/9£603
Sun 4/1010:33 -
1 stop19h 07m
Tue 20/1014:05 -
2 stops29h 24m
Deal found 31/8£604
Tue 27/1012:37 -
1 stop13h 18m
Wed 4/1109:00 -
2 stops17h 47m
Deal found 2/9£605
Sat 10/1006:00 -
2 stops43h 30m
Wed 21/1014:05 -
2 stops38h 54m
Deal found 2/9£606
Sun 4/1012:36 -
1 stop13h 34m
Tue 20/1006:15 -
2 stops22h 17m
Deal found 31/8£607
Tue 29/910:33 -
2 stops14h 57m
Tue 6/1008:45 -
2 stops20h 14m
Deal found 31/8£608

Find flight deals from Hartford to Heathrow

Round-trip from

£588

One-way from

£224

Popular in

June

Cheapest in

February

Average price

£663
Aer Lingus
  • Aer Lingus
  • 4/10-20/10
  • 2 total stops
  • 20h 45m total
  • Hartford to London
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 17/9-31/12
  • 2 total stops
  • 13h 39m total
  • Hartford to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sun 1/11

07:20-07:05

1 stop18h 45m

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 17/9

12:36-07:15

2 stops13h 39m

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 24/10

17:14-12:40

2 stops14h 26m

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 23/10

17:20-11:20

1 stop13h 00m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£224

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Sun 25/10

17:14-07:45

1 stop10h 31m

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 17/9

12:36-07:15

2 stops13h 39m

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 30/9

12:38-08:30

1 stop14h 52m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£229
Fastest return journey

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Mon 5/10

19:40-10:40

1 stop10h 00m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£229

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Thu 15/10

17:14-13:45

2 stops15h 31m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£239

HartfordLondon

BDL Hartford Bradley Intl - LHR London Heathrow

BDLLHR

Hartford Bradley Intl

Fri 4/12

06:00-12:00

2 stops25h 00m

London Heathrow

Sun 6/12

07:00-19:00

2 stops17h 00m

£601

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Hartford to Heathrow

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

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of £469). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of £1,146). 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 Heathrow Airport?

Airfare is typical for this route at the moment.

Hartford to London Heathrow Airport flights typically cost between £541 and £854 in October.
The cheapest return price found within the last 5 days was £588 on Aer Lingus (4 Oct–20 Oct).

Related info for your journey

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

    Most people fly from Hartford Bradley Intl (BDL) if they book a flight from Hartford to London Heathrow. On average, Bradley Intl has 0 outbound flights to London Heathrow per day from 0 airlines. Hartford Bradley Intl is conveniently located just 11.9 mi from Hartford’s city center.

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

    A quick flight from Hartford to London Heathrow Airport can take about 17h. United Airlines provides one of the quickest options available for as low as £618. The distance from Hartford to London Heathrow Airport is about 3340 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hartford to Heathrow 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 Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of £469). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of £1,146). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Hayes
Croydon
Northampton
Colchester
Eastbourne
Brentford
Barnet
Salisbury
Southall
Southend-on-Sea
Enfield
Kingston upon Thames
Watford

Browse thousands of different options on Cheapflights for your next trip

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

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

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Yes! Start tracking prices for Hartford to Heathrow 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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