Find flights
When to book
FAQs

Cheap flights from Hartford to London Heathrow Airport from £235

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
24 Apr — 1 May1
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
Explore the most affordable flight options available from Hartford to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2026.

Mon 9/1118:30
BDL
-
LHR
2 stops31h 40m
United Airlines
Thu 12/1106:50
LHR
-
BDL
2 stops22h 07m
United Airlines
Deal found 24/3£569
Tue 21/412:55
BDL
-
LHR
1 stop13h 15m
Virgin Atlantic
Tue 28/413:25
LHR
-
BDL
1 stop15h 34m
Virgin Atlantic
Deal found 22/3£602
Mon 27/418:00
BDL
-
LHR
1 stop10h 05m
Aer Lingus
Wed 13/509:50
LHR
-
BDL
1 stop11h 40m
Aer Lingus
Deal found 24/3£616
Fri 24/406:00
BDL
-
LHR
1 stop9h 45m
JetBlue
Fri 8/511:55
LHR
-
BDL
1 stop16h 54m
JetBlue
Deal found 24/3£618
Tue 15/915:05
BDL
-
LHR
1 stop14h 35m
United Airlines
Tue 6/1007:25
LHR
-
BDL
2 stops21h 32m
United Airlines
Deal found 23/3£625
Sun 26/406:00
BDL
-
LHR
1 stop9h 45m
JetBlue
Tue 12/508:15
LHR
-
BDL
1 stop20h 29m
JetBlue
Deal found 20/3£625
Sat 4/406:45
BDL
-
LHR
1 stop9h 00m
JetBlue
Thu 9/411:55
LHR
-
BDL
1 stop17h 04m
JetBlue
Deal found 22/3£628
Sat 15/817:04
BDL
-
LHR
1 stop34h 56m
United Airlines
Fri 22/106:50
LHR
-
BDL
2 stops16h 48m
United Airlines
Deal found 21/3£628

Find flight deals from Hartford to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Hartford (BDL) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 March 2026.

Round-trip from

£602

One-way from

£235

Popular in

June

Cheapest in

February

Average price

£746
Virgin Atlantic
  • Virgin Atlantic
  • 21/4-28/4
  • 2 total stops
  • 28h 49m total
  • Hartford to London
Search Deals
United Airlines
  • United Airlines
  • 1/9
  • 2 total stops
  • 15h 55m total
  • Hartford to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£68 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 March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hartford to Heathrow 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 25 March 2026.
Use the filters below to find and compare flights from Hartford to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sat 15/8

17:04-09:00

1 stop34h 56m

London Heathrow

Fri 22/1

06:50-18:38

2 stops16h 48m

£628
Fastest return journey

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 5/4

06:45-20:45

1 stop9h 00m

London Heathrow

Wed 8/4

11:55-23:59

1 stop17h 04m

£629

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Thu 10/9

14:20-13:15

1 stop17h 55m

London Heathrow

Wed 16/9

06:30-18:08

2 stops16h 38m

£662

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 7/9

13:00-08:50

2 stops14h 50m

London Heathrow

Mon 14/9

06:30-18:08

2 stops16h 38m

£665

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 26/4

06:00-06:30

2 stops19h 30m

London Heathrow

Tue 12/5

06:50-17:33

2 stops15h 43m

£667

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 24/4

06:00-06:25

1 stop19h 25m

London Heathrow

Fri 8/5

08:40-21:11

2 stops17h 31m

£702

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 4/5

15:04-10:25

2 stops14h 21m

London Heathrow

Mon 11/5

06:50-18:42

2 stops16h 52m

£705

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 6/5

07:00-06:25

1 stop18h 25m

London Heathrow

Wed 27/5

08:40-23:35

2 stops19h 55m

£707

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sat 18/4

19:44-06:55

1 stop30h 11m

London Heathrow

Sat 25/4

16:25-21:37

2 stops34h 12m

£714

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Thu 7/5

06:00-10:00

2 stops23h 00m

London Heathrow

Mon 11/5

17:50-17:33

2 stops28h 43m

£714

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 16 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
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 Hartford to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Hartford to Heathrow. Price data was last updated on 13 March 2026.

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hartford to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Related info for your journey

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

  • 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 9h. United Airlines provides one of the quickest options available for as low as £629. 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.

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
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Swindon
Bedford

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.

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 Hartford to Heathrow?

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 Heathrow from Hartford today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Hartford to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.