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Barcelona to Bilbao BCN → BIO

Barcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)

The cheapest return found recently is $53 with Vueling, 1 Jan 2027 – 5 Jan 2027, found today. The cheapest one-way found recently is $25 with Vueling, 4 Feb 2027, found yesterday.

Return

The cheapest return fare on each of 11 departure dates is usually $58 to $83.

Cheapest return found recently

$53

1 Jan 2027 – 5 Jan 2027 · Vueling

Barcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)

Leaves 9:30 a.m. · Return leaves 7:30 p.m. · 2 h 30 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

Cheapest nonstop return

$53

1 Jan 2027 – 5 Jan 2027 · Vueling

Barcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)

Leaves 9:30 a.m. · Return leaves 7:30 p.m. · 2 h 30 min of travel, both ways together

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

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Found recently, and the cheapest we hold

Cheapest found recently $53 1 Jan 2027 – 5 Jan 2027found todaySee prices for these dates

Cheapest we hold, of any age $44 17 Nov – 2 Decfound 5 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $44 to $54.

$53, the cheapest return found recently, sits here in that range of $44 to $54.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 11 departure dates from 25 Oct to 19 Aug 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other 4-night return fares leaving within 3 days of 1 Jan 2027 to compare.

Every date we hold

12 fares on 11 departure dates

25 Oct – 27 Oct: $88, found 6 days ago28 Oct – 28 Oct: $78, found 4 days ago29 Oct – 29 Oct: $90, found 6 days ago9 Nov – 10 Nov: $67, found 6 days ago17 Nov – 2 Dec: $44, found 5 days ago25 Dec – 27 Dec: $96, found 2 days ago28 Dec – 30 Dec: $73, found today31 Dec – 9 Jan 2027: $57, found today1 Jan 2027 – 5 Jan 2027: $53, found today22 Jan 2027 – 24 Jan 2027: $59, found 5 days ago19 Aug 2027 – 3 Sept 2027: $73, found 2 days agoOctNovDecJanAug
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Oct – 27 Oct$88VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out 1 stop, back nonstopfound 6 days agoSee prices for these dates
28 Oct – 28 Oct$78VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 4 days agoSee prices for these dates
29 Oct – 29 Oct$90VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 6 days agoSee prices for these dates
9 Nov – 10 Nov$67VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 6 days agoSee prices for these dates
17 Nov – 2 Dec$44VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 5 days agoSee prices for these dates
25 Dec – 27 Dec$96VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back 2 stopsfound 2 days agoSee prices for these dates
28 Dec – 30 Dec$73VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound todaySee prices for these dates
31 Dec – 9 Jan 2027$57VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound todaySee prices for these dates
1 Jan 2027 – 5 Jan 2027$53VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound todaySee prices for these dates
22 Jan 2027 – 24 Jan 2027$59VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 5 days agoSee prices for these dates
19 Aug 2027 – 3 Sept 2027$73VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $44.

October 2026From $783 departure dates28 Oct – 28 Oct · found 4 days agoSee prices for these dates
November 2026From $44Cheapest seen2 departure dates17 Nov – 2 Dec · found 5 days agoSee prices for these dates
December 2026From $573 departure dates31 Dec – 9 Jan 2027 · found todaySee prices for these dates
January 2027From $532 departure dates1 Jan 2027 – 5 Jan 2027 · found todaySee prices for these dates
August 2027From $731 departure date19 Aug 2027 – 3 Sept 2027 · found 2 days agoSee prices for these dates

Airlines on the cheapest dates: Vueling.

One-way

The cheapest one-way fare on each of 3 departure dates is usually $25 to $30.

Cheapest one-way found recently

$25

4 Feb 2027 · Vueling

Barcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)

Leaves 8:55 a.m. · 1 h 20 min trip

nonstop

found yesterday

Open this tripCheck today's price

Cheapest nonstop one-way

$25

4 Feb 2027 · Vueling

Barcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)

Leaves 8:55 a.m. · 1 h 20 min trip

nonstop

found yesterday

Open this tripCheck today's price

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $25 4 Feb 2027found yesterdayOpen this trip

Cheapest we hold, of any age $24 30 Decfound 2 days agoOpen this trip

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $22 to $29.

$25, the cheapest one-way found recently, sits here in that range of $22 to $29.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 3 departure dates from 30 Dec to 13 May 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 4 Feb 2027 to compare.

Every date we hold

3 fares on 3 departure dates

30 Dec: $24, found 2 days ago4 Feb 2027: $25, found yesterday13 May 2027: $35, found todayDecFebMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
30 Dec$24VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)nonstopfound 2 days agoOpen this trip
4 Feb 2027$25VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)nonstopfound yesterdayOpen this trip
13 May 2027$35VuelingBarcelona-El Prat Airport (BCN) → Bilbao Airport (BIO)nonstopfound todayOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $24.

December 2026From $24Cheapest seen1 departure date30 Dec · found 2 days agoOpen this trip
February 2027From $251 departure date4 Feb 2027 · found yesterdayOpen this trip
May 2027From $351 departure date13 May 2027 · found todayOpen this trip

Airlines on the cheapest dates: Vueling.

Premium cabin fares from Barcelona to Bilbao

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

Today's prices for 1 Jan 2027 – 5 Jan 2027 in another cabin: Premium economy · Business · First

Today's prices for 4 Feb 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Barcelona to Bilbao?

Return

Fares 30 to 59 days before departure were typically 48% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$93$65+94%15
7–13 days$78$58+63%15
14–29 days$56$54+17%22
30–59 days$48$44Cheapest seen25
60–89 days$53$48+10%25
90–179 days$62$47+29%20
180+ days$69$65+44%19

One-way

The cheapest fares were 60 to 89 days before departure.

From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
60–89 days$24$22Cheapest seen19
90–179 days$27$24+13%24
180+ days$29$29+21%17

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Barcelona → San Sebastian

76 km from Bilbao

$89

$36 more than flying to Bilbao

22 Feb 2027 – 28 Feb 2027 · BCN → EAS · out nonstop, back nonstop

found 3 days ago

Check today's price

Barcelona → Santander

75 km from Bilbao

$105

$52 more than flying to Bilbao

22 Dec – 29 Dec · BCN → SDR · out nonstop, back nonstop

found 4 days ago

Check today's price

Barcelona → Biarritz

115 km from Bilbao

$369

$316 more than flying to Bilbao

9 Dec – 11 Dec · BCN → BIQ · out 1 stop, back 1 stop

found 4 days ago

Check today's price

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

One-way

Barcelona → San Sebastian

76 km from Bilbao

$36

$11 more than flying to Bilbao

7 Sept 2027 · BCN → EAS · nonstop

found yesterday

Check today's price

Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.

Live price for these dates

The cheapest return found recently is for 1 Jan 2027 – 5 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work