$286+ Cheap flights from Connecticut to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — LHR
Nov 15 — Nov 221
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
One-way
Cheapest flights from Connecticut to HeathrowExplore the most affordable flight options available from Connecticut to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2026.
Explore the most affordable flight options available from Connecticut to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2026.
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:37 am -
2 stops16h 53m
Sun 11/158:30 am -
2 stops20h 29m
Deal found 10/11![Multiple Airlines logo]()
$722
This lastminute.com deal was found by Cheapflights users on 10/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 pm -
1 stop9h 05m
Sat 11/79:50 am -
1 stop11h 35m
Deal found 10/11![Aer Lingus logo]()
$748
This lastminute.com deal was found by Cheapflights users on 10/13. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:55 pm -
1 stop10h 10m
Thu 11/129:50 am -
1 stop11h 35m
Deal found 10/13![Aer Lingus logo]()
$776
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:31 pm -
1 stop11h 54m
Thu 12/38:55 am -
1 stop16h 40m
Deal found 10/12![Virgin Atlantic logo]()
$794
This Finnair deal was found by Cheapflights users on 10/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:28 pm -
1 stop12h 07m
Wed 12/23:40 pm -
1 stop13h 12m
Deal found 10/12![Multiple Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:37 am -
1 stop16h 18m
Mon 11/211:10 am -
2 stops31h 54m
Deal found 10/11![United Airlines logo]()
$810
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:37 am -
2 stops20h 23m
Tue 11/101:00 pm -
2 stops30h 02m
Deal found 10/12![United Airlines logo]()
$813
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:00 pm -
1 stop10h 40m
Sun 11/159:00 am -
2 stops19h 59m
Deal found 10/11![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
2 stops19h 30m
Tue 10/202:05 pm -
2 stops32h 48m
Deal found 10/12![United Airlines logo]()
$816
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 10/166:00 am -
2 stops23h 00m
Sat 10/319:00 am -
2 stops18h 59m
Deal found 10/14![United Airlines logo]()
$817
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 10/2910:37 am -
2 stops15h 18m
Mon 11/29:00 am -
2 stops17h 47m
Deal found 10/13![United Airlines logo]()
$818
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:37 pm -
1 stop14h 18m
Tue 11/179:00 am -
2 stops34h 18m
Deal found 10/11![United Airlines logo]()
$819
Best flights from Connecticut to HeathrowDiscover carefully curated flight deals from Connecticut to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 16, 2026.
Discover carefully curated flight deals from Connecticut to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 16, 2026.
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:37 am -
1 stop19h 13m
Mon 11/169:00 am -
2 stops19h 59m
Deal found 10/12![United Airlines logo]()
$814
This Virgin Atlantic deal was found by Cheapflights users on 10/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:39 am -
1 stop19h 01m
Wed 11/188:55 am -
1 stop17h 21m
Deal found 10/11![Virgin Atlantic logo]()
$833
This Delta deal was found by Cheapflights users on 10/14. 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.
Fri 12/118:00 am -
1 stop17h 25m
Mon 12/148:55 am -
1 stop20h 20m
Deal found 10/14![Delta logo]()
$834
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:37 am -
1 stop17h 18m
Sat 11/149:00 am -
2 stops19h 59m
Deal found 10/12![United Airlines logo]()
$814
This Virgin Atlantic deal was found by Cheapflights users on 10/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/71:28 pm -
1 stop14h 32m
Sun 12/138:55 am -
1 stop14h 03m
Deal found 10/14![Virgin Atlantic logo]()
$834
This Delta deal was found by Cheapflights users on 10/15. 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.
Sun 4/115:48 am -
1 stop20h 22m
Sat 4/1711:30 am -
2 stops17h 07m
Deal found 10/15![Delta logo]()
$842
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 11/135:02 pm -
1 stop13h 58m
Wed 11/186:35 am -
2 stops17h 07m
Deal found 10/13![United Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/410:23 am -
1 stop19h 27m
Wed 3/109:00 am -
2 stops19h 57m
Deal found 10/12![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Tue 3/306:15 am -
1 stop19h 30m
Tue 4/68:45 am -
2 stops17h 37m
Deal found 10/14![United Airlines logo]()
$828
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 11/79:38 am -
1 stop17h 17m
Sat 11/147:40 am -
1 stop15h 14m
Deal found 10/15![United Airlines logo]()
$834
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 1/92:46 pm -
1 stop10h 54m
Mon 4/267:25 am -
2 stops16h 13m
Deal found 10/14![United Airlines logo]()
$836
Last-minute flights from Connecticut to HeathrowDiscover last-minute flight deals from Connecticut to Heathrow. Data last updated October 16, 2026 and is based on user searches.
Discover last-minute flight deals from Connecticut to Heathrow. Data last updated October 16, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 10/166:00 am -
2 stops23h 00m
Sat 10/319:00 am -
2 stops18h 59m
Deal found 10/14![United Airlines logo]()
$817
This lastminute.com deal was found by Cheapflights users on 10/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:00 pm -
1 stop9h 05m
Sat 11/79:50 am -
1 stop11h 35m
Deal found 10/11![Aer Lingus logo]()
$748
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Wed 10/289:37 am -
1 stop16h 18m
Mon 11/211:10 am -
2 stops31h 54m
Deal found 10/11![United Airlines logo]()
$810
This lastminute.com deal was found by Cheapflights users on 10/13. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:55 pm -
1 stop10h 10m
Thu 11/129:50 am -
1 stop11h 35m
Deal found 10/13![Aer Lingus logo]()
$776
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 10/2910:37 am -
2 stops15h 18m
Mon 11/29:00 am -
2 stops17h 47m
Deal found 10/13![United Airlines logo]()
$818
This United Airlines deal was found by Cheapflights users on 10/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:37 am -
2 stops20h 23m
Tue 11/101:00 pm -
2 stops30h 02m
Deal found 10/12![United Airlines logo]()
$813
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:00 pm -
1 stop10h 40m
Sun 11/159:00 am -
2 stops19h 59m
Deal found 10/11![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:37 pm -
1 stop14h 18m
Tue 11/179:00 am -
2 stops34h 18m
Deal found 10/11![United Airlines logo]()
$819
This Expedia deal was found by Cheapflights users on 10/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1310:37 am -
2 stops16h 53m
Sun 11/158:30 am -
2 stops20h 29m
Deal found 10/11![Multiple Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:54 pm -
2 stops30h 16m
Sun 11/221:00 pm -
2 stops33h 54m
Deal found 10/11![United Airlines logo]()
$816
This Finnair deal was found by Cheapflights users on 10/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:28 pm -
1 stop12h 07m
Wed 12/23:40 pm -
1 stop13h 12m
Deal found 10/12![Multiple Airlines logo]()
$798
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/261:31 pm -
1 stop11h 54m
Thu 12/38:55 am -
1 stop16h 40m
Deal found 10/12![Virgin Atlantic logo]()
$794
One-way flights from Connecticut to HeathrowSearch for one-way flight options from Connecticut to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 16, 2026.
Search for one-way flight options from Connecticut to Heathrow. Find affordable one-way fares based on user searches. Data last updated October 16, 2026.
This Expedia deal was found by Cheapflights users on 10/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/201:00 pm -
2 stops13h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Virgin Atlantic logo]()
$286
This Cheapflightsfares deal was found by Cheapflights users on 10/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
1 stop9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![JetBlue logo]()
$290
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Sun 1/176:00 am -
2 stops18h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![United Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/126:00 am -
3 stops21h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 10/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/156:00 am -
3 stops21h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![United Airlines logo]()
$303
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:55 pm -
1 stop17h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Aer Lingus logo]()
$321
This Justfly.com deal was found by Cheapflights users on 10/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:57 pm -
2 stops16h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Virgin Atlantic logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 10/13. 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.
Thu 10/226:00 pm -
1 stop10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Aer Lingus logo]()
$371
This Delta deal was found by Cheapflights users on 10/15. 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.
Thu 10/2212:57 pm -
2 stops14h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 10/13. 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.
Thu 11/125:55 pm -
1 stop12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Aer Lingus logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Fri 1/86:00 am -
1 stop19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![United Airlines logo]()
$376
Find flight deals from Connecticut to Heathrow
Keep the following information in mind while searching for Connecticut to Heathrow flight deals. Data was last updated October 16, 2026.
Round-trip from | $722 (Expedia) |
|---|---|
One-way from | $286 (Expedia) |
Popular in | June |
Cheapest in | January |
Average price | $848 |
Cheapflights Fare Finder
Customize your flight search to find flights from Connecticut 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 7,457,451 searches. Data last updated October 16, 2026.
Use the filters below to find and compare flights from Connecticut to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Fri 1/22
9:26 am-9:10 am
2 stops18h 44m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$295
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Fri 1/22
11:50 am-9:00 am
1 stop16h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$295
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Thu 1/21
10:05 am-9:10 am
2 stops18h 05m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$295
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Mon 3/15
1:00 pm-8:05 am
2 stops15h 05m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$299
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Tue 1/12
6:00 am-6:40 am
1 stop19h 40m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$299
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Mon 3/15
2:48 pm-6:40 am
1 stop11h 52m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$299
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Sat 1/23
6:00 am-9:10 am
3 stops22h 10m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$299
Quickest round-trip
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Thu 10/22
6:25 am-8:45 pm
1 stop9h 20m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$317
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Wed 10/21
12:57 pm-7:10 am
1 stop13h 13m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$376
HartfordLondon
BDL Hartford Bradley Intl - LHR London Heathrow
BDLLHR
Hartford Bradley Intl
Thu 10/22
6:00 am-6:45 am
2 stops19h 45m
London Heathrow
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$376
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Connecticut to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Connecticut with our price prediction graph.
BDL-LHR
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 Connecticut to London Heathrow Airport
USCT-LHR
BDL-LHR
What is the cheapest month to book a flight from Connecticut to London Heathrow Airport?
Currently, April is the cheapest month in which you can book a flight from Connecticut to London Heathrow Airport (average of $887). Flying from Connecticut to London Heathrow Airport in June is currently the most expensive (average of $1,550). 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 to fly round-trip from Connecticut to London Heathrow Airport?
Airfare is below average for this route at the moment.
Connecticut to London Heathrow Airport flights typically cost between $848 and $1,134 in November.The cheapest round-trip price found within the last 5 days was $722 on Multiple Airlines (Nov 13-Nov 15).
Related info for your journey
Find useful and relevant information for your journey from Connecticut to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Slough
Eastbourne
Stansted
Sutton
Luton
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Alternative routes for Connecticut to Heathrow
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Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 16, 2026.
Connecticut and Heathrow flights
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Top 5 airlines flying from Connecticut to Heathrow
Discover the top 5 airlines that operate flights from Connecticut 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 7,457,451 searches. Data last updated October 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$569 | Average$1,094 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$638 | Average$801 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$732 | Average$980 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$746 | Average$1,175 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$777 | Average$1,155 | FlexibilityNo cancel fee | On-time71% |