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Cheap flights from Bilbao to London Heathrow Airport from £18

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — LHR
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bilbao to London Heathrow are usually found in February or March, booked 86 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap flight deals from Bilbao to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Bilbao to Heathrow
Explore the most affordable flight options available from Bilbao to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 April 2026.

Tue 14/413:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Sat 18/415:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 28/3£53
Wed 3/613:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Sun 7/615:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 31/3£54
Sat 18/413:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Mon 20/415:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 27/3£55
Thu 16/413:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Mon 20/415:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 31/3£56
Wed 15/413:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Mon 20/415:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 30/3£58
Tue 14/413:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Wed 15/415:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 1/4£59
Tue 28/413:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Tue 5/515:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 31/3£60
Thu 4/613:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Sun 14/615:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 31/3£62
Sun 22/1117:05
BIO
-
LHR
Nonstop1h 55m
Vueling
Sat 28/1115:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 30/3£66
Fri 15/513:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Sun 31/515:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Deal found 27/3£68

Find flight deals from Bilbao to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) 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 1 April 2026.

Round-trip from

£53

One-way from

£18

Popular in

July

Cheapest in

February

Average price

£183

Good one-way deal

£94 or less
Vueling
  • Vueling
  • 14/4-18/4
  • Nonstop
  • 4h 05m total
  • Bilbao to London
Search Deals
Vueling
  • Vueling
  • 6/6
  • Nonstop
  • 1h 55m total
  • Bilbao to London
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Bilbao to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bilbao 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 1 April 2026.
Use the filters below to find and compare flights from Bilbao to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Wed 15/4

13:50-14:45

Nonstop1h 55m

London Heathrow

Mon 20/4

15:30-18:35

Nonstop2h 05m

£58

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Sat 2/5

13:50-14:45

Nonstop1h 55m

London Heathrow

Thu 14/5

09:55-17:35

1 stop6h 40m

£79

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 4/6

13:45-14:45

Nonstop2h 00m

London Heathrow

Sun 7/6

15:30-18:35

Nonstop2h 05m

£82

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Thu 28/5

08:55-14:15

1 stop6h 20m

London Heathrow

Sun 31/5

15:30-18:35

Nonstop2h 05m

£107

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Tue 26/5

07:00-14:25

1 stop8h 25m

London Heathrow

Fri 29/5

15:10-22:35

1 stop6h 25m

£163

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Mon 20/4

14:25-20:05

1 stop6h 40m

London Heathrow

Thu 23/4

09:55-16:35

1 stop5h 40m

£182

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Sun 24/5

09:15-14:15

1 stop6h 00m

London Heathrow

Wed 27/5

15:10-22:35

1 stop6h 25m

£189

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Wed 15/4

13:50-14:45

Nonstop1h 55m

London Heathrow

Sat 18/4

12:20-20:50

1 stop7h 30m

£198

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Fri 1/5

13:45-14:45

Nonstop2h 00m

London Heathrow

Fri 8/5

15:30-18:35

Nonstop2h 05m

£213

BilbaoLondon

BIO - LHR

BIOLHR

Bilbao

Tue 5/5

18:50-10:20

1 stop16h 30m

London Heathrow

Wed 6/5

19:50-11:30

1 stop14h 40m

£222

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Bilbao to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Bilbao 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 Bilbao to London Heathrow Airport

How far ahead should I book a flight from Bilbao to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Bilbao to Heathrow. Price data was last updated on 13 March 2026.

Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bilbao 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 Bilbao to London Heathrow Airport?

Currently, March is the cheapest month in which you can book a flight from Bilbao to London Heathrow Airport (average of £48). Flying from Bilbao to London Heathrow Airport in July is currently the most expensive (average of £150). 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 BIO to LHR?

Find hourly flight availability from Bilbao 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 1 April 2026.

When flying from Bilbao to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Bilbao to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Bilbao 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 Bilbao to London Heathrow?

    Most people fly from Bilbao (BIO) if they book a flight from Bilbao to London Heathrow. On average, Bilbao has 3 outbound flights to London Heathrow per day from 0 airlines. Bilbao is conveniently located just 3.0 mi from Bilbao’s city center.

  • How long is the flight from Bilbao to London Heathrow Airport?

    Departing from Bilbao to London Heathrow Airport will take you 1h 55m. Bilbao and London Heathrow Airport are separated by a distance of 576 mi. Generally, flights for this route are direct.

  • What are the most reliable airlines from Bilbao to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bilbao to London Heathrow Airport on time: Vueling (93%), Iberia (93%), British Airways (93%).

  • What are the cheapest flights from Bilbao to London Heathrow Airport?

    Looking at all options, your cheapest flight can be booked for £21. While the most popular route (Bilbao - London Heathrow) can be booked for £58 on average, our data indicates £126 when flying from Bilbao to London Heathrow Airport.

  • Can I find deals for flights from Bilbao to Heathrow that include hotel bookings?

    Yes. In addition to deals on Bilbao to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bilbao to Heathrow?

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

  • Can I find deals for business class flights from Bilbao to Heathrow?

    Yes. Cheapflights offers flight deals from Bilbao 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 Bilbao to London Heathrow Airport?

    Currently, March is the cheapest month in which you can book a flight from Bilbao to London Heathrow Airport (average of £48). Flying from Bilbao to London Heathrow Airport in July is currently the most expensive (average of £150). 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
Wembley
Croydon
Northampton
Hounslow
Gatwick
Slough
Ilford
Luton
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Romford
Eastbourne
Swindon
Bedford
Chelmsford

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How does Cheapflights help users find flights from Bilbao to Heathrow?

When you search for this flight from Bilbao to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Bilbao to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Bilbao.

Can Cheapflights find flights from Bilbao to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Bilbao to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Bilbao to Heathrow become cheaper?

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

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