Find flights
When to book
Airlines
FAQs

Cheap flights from London, ON to Barcelona from C$ 509

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — BCN
17 Jun — 24 Jun1
1 adult

Cheap flight deals from London to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Barcelona (S37). 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 12 June 2025.

Round-trip from

C$ 1,337

One-way from

C$ 509
Air Canada
  • Air Canada
  • 27/7-3/8
  • 4 total stops
  • 31h 12m total
  • London to Barcelona
Search Deals
WestJet
  • WestJet
  • 25/7
  • 1 total stop
  • 24h 25m total
  • London to Barcelona
Search Deals

Find flight deals from London to Barcelona

Cheapest flights from London to Barcelona
Explore the most affordable flight options available from London to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Sun 27/79:55 a.m.YXU - BCN
2 stops15h 55mAir Canada
Sun 3/812:10 p.m.BCN - YXU
2 stops15h 17mAir Canada
Deal found 12/6C$ 1,337
Sun 27/73:40 p.m.YXU - BCN
1 stop11h 40mMultiple Airlines
Sun 3/812:10 p.m.BCN - YXU
2 stops15h 17mMultiple Airlines
Deal found 12/6C$ 1,386
Sat 26/73:40 p.m.YXU - BCN
1 stop11h 40mLufthansa
Sat 2/81:15 p.m.BCN - YXU
1 stop14h 12mLufthansa
Deal found 10/6C$ 1,838
Sat 26/79:55 a.m.YXU - BCN
2 stops17h 05mUnited Airlines
Sat 2/88:00 a.m.BCN - YXU
3 stops19h 27mUnited Airlines
Deal found 10/6C$ 2,141

Cheapflights Fare Finder

Customize your flight search to find flights from London to Barcelona 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 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from London to Barcelona that are best for you.

Fly from

London

Fly to

Barcelona

Route

Depart

Return

Price

LondonBarcelona

YXU - BCN

YXUBCN

London

Sun 27/7

9:55 a.m.-7:50 a.m.

2 stops15h 55m

Barcelona-El Prat

Sun 3/8

12:10 p.m.-9:27 p.m.

2 stops15h 17m

C$ 1,337

LondonBarcelona

YXU - BCN

YXUBCN

London

Sun 27/7

3:40 p.m.-9:20 a.m.

1 stop11h 40m

Barcelona-El Prat

Sun 3/8

12:10 p.m.-9:27 p.m.

2 stops15h 17m

C$ 1,386

LondonBarcelona

YXU - BCN

YXUBCN

London

Sat 26/7

3:40 p.m.-9:20 a.m.

1 stop11h 40m

Barcelona-El Prat

Sat 2/8

1:15 p.m.-9:27 p.m.

1 stop14h 12m

C$ 1,838

LondonBarcelona

YXU - BCN

YXUBCN

London

Sat 26/7

9:55 a.m.-9:00 a.m.

2 stops17h 05m

Barcelona-El Prat

Sat 2/8

8:00 a.m.-9:27 p.m.

3 stops19h 27m

C$ 2,141

LondonBarcelona

YXU - BCN

YXUBCN

London

Fri 25/7

6:00 a.m.-12:25 p.m.

1 stop24h 25m

C$ 509

LondonBarcelona

YXU - BCN

YXUBCN

London

Fri 25/7

9:45 p.m.-12:25 p.m.

2 stops32h 40m

C$ 552

LondonBarcelona

YXU - BCN

YXUBCN

London

Sat 26/7

9:55 a.m.-7:50 a.m.

2 stops15h 55m

C$ 654

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Best time to book a flight from London to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from London 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 London to Barcelona

What is the cheapest month to book a flight from London, Ontario to Barcelona?

Currently, January is the cheapest month in which you can book a flight from London, Ontario to Barcelona (average of C$ 604). Flying from London, Ontario to Barcelona in July is currently the most expensive (average of C$ 789). 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.

Rainfall in Barcelona by month

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

In terms of precipitation, rainfall in Barcelona ranges from 20.0 - 91.0 mm per month. October is typically the wettest month, when rainfall can reach 91.0 mm. July is typically the driest time to visit Barcelona when rainfall is around 20.0 mm.

Temperature in Barcelona by month

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

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated 12 June 2025.
United Airlines
7.4
Good
8,790 reviews
Check prices

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
United Airlines
7.4
Good
8,790 reviews
United Airlines
7.4
Good
8,790 reviews
Check prices

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
WestJet
7.2
Good
2,868 reviews
United Airlines
7.4
Good
8,790 reviews
Check prices

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
Air Canada
7.1
Good
9,537 reviews
United Airlines
7.4
Good
8,790 reviews
Check prices

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA
Lufthansa
6.8
Okay
7,139 reviews
United Airlines
7.4
Good
8,790 reviews
Check prices

Food

6.6

Entertainment

7.0

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Momny,Jun 2025

HND - BKK

I very love and happy with ANA and Sevice very super good .Thank you ANA

Related info for your journey

Find useful and relevant information for your journey from London to Barcelona. 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 London to Barcelona?

    Most people fly from London (YXU) if they book a flight from London to Barcelona. On average, London has 0 outbound flights to Barcelona per day from 1 airline. London is conveniently located just 8.6 km from London’s city centre.

  • What are the cheapest airlines flying from London, Ontario to Barcelona round-trip?

    According to our current data, Air Canada (C$ 1,337), Lufthansa (C$ 1,838), and United Airlines (C$ 2,141) offers the cheapest pricing from London, Ontario to Barcelona.

  • Can I find deals for flights from London to Barcelona that include hotel bookings?

    Yes. In addition to deals on London to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Barcelona.

  • Can I find deals for business class flights from London to Barcelona?

    Yes. Cheapflights offers flight deals from London to Barcelona 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 London, Ontario to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from London, Ontario to Barcelona (average of C$ 604). Flying from London, Ontario to Barcelona in July is currently the most expensive (average of C$ 789). 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

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.

Top airline flying from London to Barcelona

Discover the top airline that operate flights from London to Barcelona. 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 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 992AverageC$ 1,121FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Barcelona?

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 Barcelona from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Barcelona?

Cheapflights helps you find that perfect flight to Barcelona from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Barcelona with no change fees?

Need flexible booking options for your flight to Barcelona from London? 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 London to Barcelona become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Barcelona from London today and book when prices fit your budget.

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.