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Cheap flights from Hartford to London Heathrow Airport from £226

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Hartford Bradley Intl to London Heathrow are usually found in October or September, booked 73 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap 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 21 November 2025.

Round-trip from

£460

One-way from

£226

Popular in

December

Cheapest in

October

Average price

£816
Lufthansa
  • Lufthansa
  • 16/1-20/1
  • 2 total stops
  • 22h 49m total
  • Hartford to London
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17/1
  • 17/1
  • 3 total stops
  • 42h 50m total
  • Hartford to London
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Highest demand for flights based on searches. 11% potential increase in price (£76 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find 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 21 November 2025.

Wed 3/1207:02BDL - LHR
1 stop9h 38mJetBlue
Tue 9/1207:25LHR - BDL
1 stop20h 17mJetBlue
Deal found 20/11£544
Mon 29/1219:40BDL - LHR
1 stop30h 00mUnited Airlines
Wed 7/113:25LHR - BDL
2 stops34h 49mUnited Airlines
Deal found 19/11£547
Sun 14/1219:50BDL - LHR
2 stops16h 00mMultiple Airlines
Thu 18/1207:50LHR - BDL
2 stops21h 08mMultiple Airlines
Deal found 20/11£570
Thu 4/1207:02BDL - LHR
1 stop9h 38mJetBlue
Tue 9/1207:25LHR - BDL
1 stop20h 17mJetBlue
Deal found 20/11£578
Thu 11/1214:50BDL - LHR
1 stop10h 50mLufthansa
Tue 16/1212:05LHR - BDL
1 stop11h 48mLufthansa
Deal found 18/11£612
Sun 7/1219:50BDL - LHR
1 stop10h 00mLufthansa
Sun 14/1209:30LHR - BDL
2 stops19h 28mLufthansa
Deal found 19/11£614
Mon 8/1217:40BDL - LHR
1 stop18h 10mAer Lingus
Tue 16/1208:50LHR - BDL
1 stop12h 20mAer Lingus
Deal found 19/11£621
Wed 3/1206:10BDL - LHR
1 stop18h 45mUnited Airlines
Fri 12/1206:35LHR - BDL
2 stops22h 24mUnited Airlines
Deal found 18/11£625
Fri 12/1206:00BDL - LHR
2 stops20h 10mAir Canada
Sat 10/118:00LHR - BDL
2 stops30h 14mAir Canada
Deal found 19/11£626
Mon 15/1210:34BDL - LHR
1 stop15h 06mUnited Airlines
Thu 25/1206:50LHR - BDL
2 stops22h 08mUnited Airlines
Deal found 19/11£627

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 21 November 2025.
Use the filters below to find and compare flights from Hartford to London Heathrow Airport that are best for you.

Fly from

Hartford

Fly to

Heathrow

Route

Depart

Return

Price

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 23/1

15:00-06:40

1 stop10h 40m

London Heathrow

Tue 27/1

06:50-19:14

2 stops17h 24m

£478

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sat 10/1

09:55-05:55

1 stop15h 00m

London Heathrow

Sat 31/1

06:35-14:22

2 stops36h 47m

£479

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 11/1

06:00-07:10

2 stops20h 10m

London Heathrow

Mon 19/1

13:25-14:00

2 stops29h 35m

£483

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 16/1

15:00-06:40

1 stop10h 40m

London Heathrow

Mon 19/1

13:25-21:29

2 stops37h 04m

£483

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 14/1

06:00-21:40

1 stop10h 40m

London Heathrow

Sun 25/1

12:20-23:48

1 stop16h 28m

£486

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Fri 23/1

06:00-20:45

1 stop9h 45m

London Heathrow

Tue 27/1

12:20-23:48

1 stop16h 28m

£487

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 14/1

06:00-21:40

1 stop10h 40m

London Heathrow

Mon 19/1

12:20-23:48

1 stop16h 28m

£498

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 12/1

06:00-20:45

1 stop9h 45m

London Heathrow

Mon 19/1

12:20-23:48

1 stop16h 28m

£498

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 13/1

06:00-21:40

1 stop10h 40m

London Heathrow

Mon 19/1

12:20-23:48

1 stop16h 28m

£498

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 6/5

06:40-09:30

1 stop21h 50m

London Heathrow

Wed 13/5

08:15-23:54

1 stop20h 39m

£500

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 22 results
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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 14 November 2025.

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.

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

Currently, March is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of £458). Flying from Hartford to London Heathrow Airport in January is currently the most expensive (average of £857). 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.

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

Find hourly flight availability from Hartford to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 13% on flights from Hartford to London Heathrow Airport by exploring options for tickets in the evening.

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 10h 40m. United Airlines provides one of the quickest options available for as low as £478. 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, March is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of £458). Flying from Hartford to London Heathrow Airport in January is currently the most expensive (average of £857). 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
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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