Cheap flights from Bilbao to London Heathrow Airport from £18

BIO — LHR
9 Dec — 16 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bilbao to London Heathrow are usually found in November or March, booked 30 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Bilbao to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Bilbao to Heathrow

Sat 21/1113:45 -
Nonstop2h 00m
Tue 24/1118:50 -
Nonstop2h 05m
Deal found 8/11£48
Tue 1/1217:05 -
Nonstop1h 55m
Fri 4/1218:50 -
Nonstop2h 05m
Deal found 5/11£49
Thu 12/1117:05 -
Nonstop1h 55m
Mon 16/1118:50 -
Nonstop2h 05m
Deal found 7/11£50
Mon 30/1117:05 -
Nonstop1h 55m
Thu 3/1218:50 -
Nonstop2h 05m
Deal found 8/11£56
Wed 11/1117:05 -
Nonstop1h 55m
Mon 16/1118:50 -
Nonstop2h 05m
Deal found 5/11£57
Wed 11/1117:05 -
Nonstop1h 55m
Wed 18/1115:30 -
Nonstop2h 05m
Deal found 9/11£57
Tue 10/1113:45 -
Nonstop2h 00m
Wed 11/1115:30 -
Nonstop2h 05m
Deal found 6/11£58
Thu 12/1117:05 -
Nonstop1h 55m
Mon 16/1118:50 -
Nonstop2h 05m
Deal found 5/11£60

Find flight deals from Bilbao to Heathrow

Round-trip from

£46

One-way from

£18

Popular in

April

Cheapest in

November

Average price

£66

Good round-trip deal

£121 or less

Good one-way deal

£35 or less
Vueling
  • Vueling
  • 23/1-26/1
  • Nonstop
  • 4h 05m total
  • Bilbao to London
Vueling
  • Vueling
  • 8/12-31/12
  • Nonstop
  • 1h 55m total
  • Bilbao to London
Highest demand for flights based on searches. 3% potential increase in price (£4 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Bilbao to London Heathrow.
Price to beat on a one-way flight from Bilbao to London Heathrow.

Cheapflights Fare Finder

 
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

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Tue 15/12

07:10-15:30

1 stop9h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£42

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Sun 15/11

14:30-15:30

Nonstop2h 00m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£60

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Fri 27/11

17:05-18:00

Nonstop1h 55m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£60

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Fri 11/12

22:25-20:05

2 stops22h 40m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£81
Fastest return journey

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Tue 5/1

17:05-18:00

Nonstop1h 55m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£87

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Mon 28/12

17:35-22:15

1 stop5h 40m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£90

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Fri 27/11

17:20-20:50

1 stop4h 30m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£99

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Sun 15/11

20:00-12:40

2 stops41h 40m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£111

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Sat 5/12

21:35-20:05

3 stops47h 30m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£116

BilbaoLondon

BIO Bilbao - LHR London Heathrow

BIOLHR

Bilbao

Mon 4/1

13:45-14:45

Nonstop2h 00m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£123

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 24 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

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?

Booking 29 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, November is the cheapest month in which you can book a flight from Bilbao to London Heathrow Airport (average of £66). Flying from Bilbao to London Heathrow Airport in April is currently the most expensive (average of £184). 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?

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?

Airfare is below average for this route at the moment.

Bilbao to London Heathrow Airport flights typically cost between £54 and £95 in January.
The cheapest return price found within the last 5 days was £46 on Vueling (23 Jan–26 Jan).

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Vueling from Bilbao to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.2

Overall

7.2

Crew

7.7

Entertainment

5.9

Food

6.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Boarding

7.2

Overall

7.2

Crew

7.7

Entertainment

5.9

Food

6.2

Comfort

6.8

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Related info for your journey

  • 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 5 outbound flights to London Heathrow per day from 1 airline. 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 4h 55m. Bilbao and London Heathrow Airport are separated by a distance of 576 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Bilbao to London Heathrow Airport round-trip?

    According to our current data, Vueling (£69), offers the cheapest pricing from Bilbao to London Heathrow Airport. Vueling is currently priced 44% below the average price you’ll pay for this route.

  • 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 (88%), Iberia (88%), British Airways (88%).

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

    Looking at all options, your cheapest flight can be booked for £18. While the most popular route (Bilbao - London Heathrow) can be booked for £42 on average, our data indicates £114 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, November is the cheapest month in which you can book a flight from Bilbao to London Heathrow Airport (average of £66). Flying from Bilbao to London Heathrow Airport in April is currently the most expensive (average of £184). 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
Hounslow
Luton
Milton Keynes
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Eastbourne
Northampton
Barnet
Brentford
Southend-on-Sea
Enfield
Southall
Harrow
Watford
Folkestone
Dagenham

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Bilbao to Heathrow

AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£69Average£121FlexibilityNo cancel feeOn-time88%
Search Vueling flights

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