$37+ Cheap flights from Barcelona-El Prat (BCN) 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — LHR
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Barcelona-El Prat to Heathrow with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Barcelona-El Prat to London Heathrow are usually found in January or February, booked 62 days in advance, depart on a Friday or Sunday and return on a Sunday
Cheap flight deals from Barcelona-El Prat to Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Barcelona-El Prat to HeathrowExplore the most affordable flight options available from Barcelona-El Prat to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
Explore the most affordable flight options available from Barcelona-El Prat to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 13, 2026.
This Vueling deal was found by Cheapflights users on 9/10. 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:30 am -
Nonstop2h 40m
Thu 11/198:50 pm -
Nonstop2h 15m
Deal found 9/10![Vueling logo]()
$80
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:30 am -
Nonstop2h 40m
Fri 10/28:50 pm -
Nonstop2h 20m
Deal found 9/11![Vueling logo]()
$83
This Vueling deal was found by Cheapflights users on 9/9. 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:45 pm -
Nonstop2h 20m
Wed 11/118:50 pm -
Nonstop2h 15m
Deal found 9/9![Vueling logo]()
$84
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:45 pm -
Nonstop2h 20m
Thu 11/198:50 pm -
Nonstop2h 15m
Deal found 9/10![Vueling logo]()
$86
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
Nonstop2h 40m
Thu 10/158:50 pm -
Nonstop2h 20m
Deal found 9/10![Vueling logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/87:30 am -
Nonstop2h 40m
Sat 10/108:50 pm -
Nonstop2h 20m
Deal found 9/8![Vueling logo]()
$88
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am -
Nonstop2h 40m
Sat 10/318:50 pm -
Nonstop2h 15m
Deal found 9/8![Vueling logo]()
$89
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
Nonstop2h 30m
Sat 11/149:55 am -
Nonstop2h 15m
Deal found 9/11![Vueling logo]()
$90
This Vueling deal was found by Cheapflights users on 9/9. 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:30 am -
Nonstop2h 40m
Wed 11/118:50 pm -
Nonstop2h 15m
Deal found 9/9![Vueling logo]()
$91
Best flights from Barcelona-El Prat to HeathrowDiscover carefully curated flight deals from Barcelona-El Prat to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
Discover carefully curated flight deals from Barcelona-El Prat to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 13, 2026.
This British Airways deal was found by Cheapflights users on 9/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/253:30 pm -
Nonstop2h 20m
Sun 1/37:30 am -
Nonstop2h 10m
Deal found 9/8![British Airways logo]()
$150
This Vueling Global deal was found by Cheapflights users on 9/12. 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 Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:00 am -
1 stop8h 45m
Wed 10/143:30 pm -
1 stop7h 35m
Deal found 9/12![Vueling logo]()
$170
This ITA Airways deal was found by Cheapflights users on 9/12. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/53:20 pm -
1 stop5h 15m
Wed 12/911:05 am -
1 stop4h 45m
Deal found 9/12![Multiple Airlines logo]()
$209
This KLM deal was found by Cheapflights users on 9/9. 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.
Sun 9/276:20 am -
1 stop5h 25m
Thu 10/15:10 pm -
1 stop4h 35m
Deal found 9/9![KLM logo]()
$256
This British Airways deal was found by Cheapflights users on 9/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/268:50 pm -
Nonstop2h 15m
Wed 12/308:15 am -
Nonstop2h 15m
Deal found 9/9![British Airways logo]()
$184
This ITA Airways deal was found by Cheapflights users on 9/12. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:55 pm -
1 stop4h 55m
Sun 11/1511:05 am -
1 stop4h 45m
Deal found 9/12![Multiple Airlines logo]()
$217
This Vueling Global deal was found by Cheapflights users on 9/10. 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 Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:35 pm -
Nonstop2h 30m
Sat 10/176:50 pm -
1 stop12h 25m
Deal found 9/10![Vueling logo]()
$235
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 am -
Nonstop2h 40m
Wed 10/2112:30 pm -
Nonstop2h 10m
Deal found 9/10![British Airways logo]()
$222
This Vueling Global deal was found by Cheapflights users on 9/9. 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 Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
1 stop8h 45m
Thu 10/13:30 pm -
1 stop17h 35m
Deal found 9/9![Vueling logo]()
$247
This ITA Airways deal was found by Cheapflights users on 9/12. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:25 pm -
1 stop5h 40m
Mon 10/126:30 am -
1 stop5h 35m
Deal found 9/12![Multiple Airlines logo]()
$267
This British Airways deal was found by Cheapflights users on 9/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:40 am -
Nonstop2h 30m
Sat 10/33:40 pm -
Nonstop2h 20m
Deal found 9/10![British Airways logo]()
$256
This ITA Airways deal was found by Cheapflights users on 9/10. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:25 pm -
1 stop5h 40m
Sun 10/1111:30 am -
1 stop5h 45m
Deal found 9/10![Multiple Airlines logo]()
$267
Last-minute flights from Barcelona-El Prat to HeathrowDiscover last-minute flight deals from Barcelona-El Prat to Heathrow. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Barcelona-El Prat to Heathrow. Data last updated September 13, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:30 am -
Nonstop2h 40m
Fri 10/28:50 pm -
Nonstop2h 20m
Deal found 9/11![Vueling logo]()
$83
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am -
Nonstop2h 40m
Sat 10/318:50 pm -
Nonstop2h 15m
Deal found 9/8![Vueling logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:30 am -
Nonstop2h 40m
Thu 10/298:50 pm -
Nonstop2h 15m
Deal found 9/11![Vueling logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:30 am -
Nonstop2h 40m
Mon 10/59:55 am -
Nonstop2h 20m
Deal found 9/11![Vueling logo]()
$97
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
Nonstop2h 40m
Thu 10/158:50 pm -
Nonstop2h 20m
Deal found 9/10![Vueling logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/87:30 am -
Nonstop2h 40m
Sat 10/108:50 pm -
Nonstop2h 20m
Deal found 9/8![Vueling logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/87:30 am -
Nonstop2h 40m
Thu 10/88:50 pm -
Nonstop2h 20m
Deal found 9/9![Vueling logo]()
$98
This Booking.com deal was found by Cheapflights users on 9/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
Nonstop2h 30m
Sat 11/149:55 am -
Nonstop2h 15m
Deal found 9/11![Vueling logo]()
$90
One-way flights from Barcelona-El Prat to HeathrowSearch for one-way flight options from Barcelona-El Prat to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
Search for one-way flight options from Barcelona-El Prat to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Vueling logo]()
$37
This Super.com deal was found by Cheapflights users on 9/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Vueling logo]()
$39
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/47:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Vueling logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:45 pm -
Nonstop2h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Vueling logo]()
$42
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Vueling logo]()
$44
This Mytrip deal was found by Cheapflights users on 9/8. 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.
Sun 10/257:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Vueling logo]()
$45
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 11/36:45 pm -
Nonstop2h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Vueling logo]()
$46
This Vueling deal was found by Cheapflights users on 9/8. 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Vueling logo]()
$48
This Super.com deal was found by Cheapflights users on 9/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:35 pm -
Nonstop2h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Vueling logo]()
$49
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:30 am -
Nonstop2h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Vueling logo]()
$50
Find flight deals from Barcelona-El Prat to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) 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 September 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $80 (Vueling) |
One-way from | $37 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $170 |
Good round-trip deal | $259 or less |
Good one-way deal | $188 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Barcelona-El Prat 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 September 13, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Tue 12/22
7:00 am-6:00 pm
1 stop12h 00m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Thu 11/12
8:55 am-6:00 pm
1 stop10h 05m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$67
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Wed 12/9
12:25 pm-1:50 pm
Nonstop2h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$71
Quickest round-trip
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Fri 1/8
3:30 pm-4:50 pm
Nonstop2h 20m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$75
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Wed 12/9
11:35 am-6:00 pm
1 stop7h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$78
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Fri 12/4
12:40 pm-2:05 pm
Nonstop2h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$81
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Sun 11/8
7:00 am-6:00 pm
1 stop12h 00m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$87
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Fri 11/20
7:00 am-2:45 pm
1 stop8h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$87
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Tue 10/20
7:00 am-2:45 pm
1 stop8h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$93
BarcelonaLondon
BCN Barcelona-El Prat - LHR London Heathrow
BCNLHR
Barcelona-El Prat
Thu 9/24
7:00 am-2:45 pm
1 stop8h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$98
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Barcelona-El Prat to Heathrow
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Heathrow in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Barcelona-El Prat to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Barcelona-El Prat with our price prediction graph.
BCN-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 Barcelona-El Prat Airport to London Heathrow Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Barcelona-El Prat Airport to London Heathrow Airport?
The best time to book flights from Barcelona-El Prat Airport to London Heathrow Airport is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Barcelona-El Prat Airport to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to London Heathrow Airport (average of $133). Flying from Barcelona-El Prat Airport to London Heathrow Airport in June is currently the most expensive (average of $204). 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 BCN to LHR?
Find hourly flight availability from Barcelona-El Prat 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 September 13, 2026.
It’s optimal to fly from Barcelona-El Prat Airport to London Heathrow Airport in the evening. By choosing this option you can save up to 62% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Barcelona-El Prat Airport to London Heathrow Airport?
Use this chart to determine the cheapest time to fly round-trip from Barcelona-El Prat to Heathrow. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Barcelona-El Prat Airport to London Heathrow Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Barcelona to London delayed?
About 14% of weekly flights between Barcelona and London have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Barcelona to London flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Barcelona to London flights?
Over the last year, Vueling have had the lowest number of delays on this route, with just 10% of flights being delayed.
The best insider tips for Barcelona-El Prat Airport to London Heathrow Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to London Heathrow Airport trip
Our travel experts
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 September 13, 2026.
Read through reviews of airlines operating flights from Barcelona-El Prat Airport to London Heathrow Airport, such as Vueling and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.2
Comfort
6.9
Overall
7.2
Crew
7.7
Entertainment
5.9
Food
6.2
Reviews
1 / 20
10.0
ExcellentLuis Alfonso,Feb 2026
BCN - ALC
Boarding
7.2
Comfort
6.9
Overall
7.2
Crew
7.7
Entertainment
5.9
Food
6.2
Reviews
1 / 20
10.0
ExcellentLuis Alfonso,Feb 2026
BCN - ALC
Boarding
7.2
Comfort
6.9
Overall
7.2
Crew
7.7
Entertainment
5.9
Food
6.2
Reviews
1 / 20
10.0
ExcellentLuis Alfonso,Feb 2026
BCN - ALC
Related info for your journey
Find useful and relevant information for your journey from Barcelona-El Prat to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Barcelona-El Prat and Heathrow flights
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Top 2 airlines flying from Barcelona-El Prat to Heathrow
Discover the top 2 airlines that operate flights from Barcelona-El Prat 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 September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$145 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$134 | Average$219 | FlexibilityNo cancel fee | On-time70% |