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Heathrow

$327+ Cheap flights from Hartford (BDL) to Heathrow (LHR)

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Hartford Bradley Intl to London Heathrow are usually found in November or October, booked 48 days in advance, depart on a Wednesday or Tuesday 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 junio 12, 2025.

Round-trip from

$705
(JetBlue)

One-way from

$327
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,182
From Hartford Bradley Intl to London Heathrow
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One-way flight from Hartford Bradley Intl to London Heathrow
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Highest demand for flights based on searches. 10% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Hartford to Heathrow

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 junio 12, 2025.

This JetBlue deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/217:10 amBDL - LHR
1 stop8h 35mJetBlue
sáb. 11/1512:20 pmLHR - BDL
1 stop15h 31mJetBlue
Deal found 6/10$705
This Bravofly deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/206:05 pmBDL - LHR
1 stop8h 55mAer Lingus
mar. 8/57:40 amLHR - BDL
1 stop13h 55mAer Lingus
Deal found 6/11$713
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:00 amBDL - LHR
2 stops23h 00mAir Canada
mar. 9/22:05 pmLHR - BDL
2 stops28h 56mAir Canada
Deal found 6/10$728
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:10 amBDL - LHR
1 stop21h 10mUnited Airlines
vie. 8/298:40 amLHR - BDL
2 stops20h 04mUnited Airlines
Deal found 6/10$732
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/291:00 pmBDL - LHR
2 stops13h 15mDelta
mié. 10/86:15 amLHR - BDL
2 stops18h 57mDelta
Deal found 6/12$746
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:05 pmBDL - LHR
1 stop13h 05mMultiple Airlines
mié. 10/86:15 amLHR - BDL
1 stop15h 20mMultiple Airlines
Deal found 6/12$748
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:45 pmBDL - LHR
1 stop14h 45mKLM
mié. 10/89:20 amLHR - BDL
1 stop15h 52mKLM
Deal found 6/12$750
This Lufthansa deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/197:54 pmBDL - LHR
2 stops19h 51mLufthansa
jue. 8/287:25 amLHR - BDL
2 stops21h 19mLufthansa
Deal found 6/10$758
This Netflights deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/3012:00 pmBDL - LHR
1 stop20h 30mVirgin Atlantic
lun. 8/1811:45 amLHR - BDL
1 stop16h 36mVirgin Atlantic
Deal found 6/10$818
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/291:52 pmBDL - LHR
1 stop12h 48mAmerican Airlines
sáb. 9/133:00 pmLHR - BDL
1 stop13h 29mAmerican Airlines
Deal found 6/12$901
This Gotogate deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/206:05 pmBDL - LHR
2 stops11h 35mBritish Airways
mar. 8/57:40 amLHR - BDL
1 stop13h 55mBritish Airways
Deal found 6/10$999
This Finnair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/215:46 pmBDL - LHR
2 stops23h 24mFinnair
jue. 8/283:30 pmLHR - BDL
1 stop13h 29mFinnair
Deal found 6/10$1,038

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated junio 12, 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

mar. 10/21

7:10 am-8:45 pm

1 stop8h 35m

London Heathrow

sáb. 11/15

12:20 pm-10:51 pm

1 stop15h 31m

$705

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

dom. 7/20

6:05 pm-8:00 am

1 stop8h 55m

London Heathrow

mar. 8/5

7:40 am-4:35 pm

1 stop13h 55m

$713

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mar. 8/19

6:00 am-10:00 am

2 stops23h 00m

London Heathrow

mar. 9/2

2:05 pm-2:01 pm

2 stops28h 56m

$728

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mar. 8/19

6:10 am-8:20 am

1 stop21h 10m

London Heathrow

vie. 8/29

8:40 am-11:44 pm

2 stops20h 04m

$732

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

lun. 9/29

1:00 pm-7:15 am

2 stops13h 15m

London Heathrow

mié. 10/8

6:15 am-8:12 pm

2 stops18h 57m

$746

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mié. 10/1

6:05 pm-12:10 pm

1 stop13h 05m

London Heathrow

mié. 10/8

6:15 am-4:35 pm

1 stop15h 20m

$748

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mar. 9/30

5:45 pm-1:30 pm

1 stop14h 45m

London Heathrow

mié. 10/8

9:20 am-8:12 pm

1 stop15h 52m

$750

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mar. 8/19

7:54 pm-8:45 pm

2 stops19h 51m

London Heathrow

jue. 8/28

7:25 am-11:44 pm

2 stops21h 19m

$758

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

mié. 7/30

12:00 pm-1:30 pm

1 stop20h 30m

London Heathrow

lun. 8/18

11:45 am-11:21 pm

1 stop16h 36m

$818

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

vie. 8/29

1:52 pm-7:40 am

1 stop12h 48m

London Heathrow

sáb. 9/13

3:00 pm-11:29 pm

1 stop13h 29m

$901

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 20 results
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 round-trip 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 round-trip flight from Hartford to Heathrow. Price data was last updated on June 9, 2025.

The price you pay for your flight from Hartford to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $661). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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 junio 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Hartford to London Heathrow Airport in the morning. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the evening.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated junio 12, 2025.
Read through reviews of airlines operating flights from Hartford to London, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Hartford Bradley Intl (BDL) is the airport you will fly out of if you book a flight from Hartford to London Heathrow. You should not have trouble finding flights to London Heathrow from Bradley Intl; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Hartford airport to London Heathrow. It is only a 11.9 mi journey to Bradley Intl (BDL) from Hartford’s city center.

  • What are the cheapest airlines flying from Hartford to London Heathrow Airport round-trip?

    According to our current data, JetBlue ($705), Aer Lingus ($713), and Air Canada ($728) offers the cheapest pricing from Hartford to London Heathrow Airport. Users have found that JetBlue is 22% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Hartford to London Heathrow Airport one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $340. However, be on the lookout for offers from Delta and Air Canada, as they are both options that can get you from Hartford to London Heathrow Airport for a low price.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Hartford to London Heathrow Airport (average of $661). Flying from Hartford to London Heathrow Airport in June is currently the most expensive (average of $1,108). 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

Traveling to a place near Hartford?

Book flights to Hartford if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
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Gatwick
Orpington
Watford
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Broadway
Sutton
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Chelmsford
Brentwood

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Alternative routes for Hartford to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Hartford to Heathrow

Discover the top 4 airlines that operate flights from Hartford to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$569Average$870FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$634Average$833FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$682Average$957FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$713Average$935FlexibilityNo cancel feeOn-time71%

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