Madrid to Bilbao MAD → BIO
Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO)
The cheapest return found recently is $70 with Iberia, 28 Nov – 30 Nov, found yesterday. The cheapest one-way found recently is $61 with Air Europa, 18 May 2027, found 5 days ago.
Return
The cheapest return fare on each of 5 departure dates is usually $70 to $99.
Cheapest return found recently
$70
28 Nov – 30 Nov · Iberia
Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO)
Leaves 7:25 a.m. · Return leaves 9:35 p.m. · 2 h 15 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$70
28 Nov – 30 Nov · Iberia
Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO)
Leaves 7:25 a.m. · Return leaves 9:35 p.m. · 2 h 15 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$70 28 Nov – 30 Novfound yesterdaySee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $51 to $108.
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 5 departure dates from 2 Nov to 29 Nov, 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?
No. We hold 2-night return fares on 1 other departure date within 3 days of 28 Nov, and it is not cheaper.
Every date we hold
5 fares on 5 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 2 Nov – 4 Nov | $108 | Iberia | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 14 Nov – 14 Nov | $79 | Iberia | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 17 Nov – 21 Nov | $99 | Air Europa | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 28 Nov – 30 Nov | $70 | Iberia | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 29 Nov – 1 Dec | $70 | Iberia | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | out nonstop, back nonstop | found yesterday | See prices for these dates |
Airlines on the cheapest dates: Iberia, Air Europa.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$61
18 May 2027 · Air Europa
Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO)
Leaves 10:50 a.m. · 1 h 5 min trip
nonstop
found 5 days ago
Cheapest nonstop one-way
$61
18 May 2027 · Air Europa
Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO)
Leaves 10:50 a.m. · 1 h 5 min trip
nonstop
found 5 days ago
Found recently, and the cheapest we hold
$61 18 May 2027found 5 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 23 days, 26 Sept to 18 Oct, the cheapest one-way we saw each day was $33 to $67.
23 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?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 18 May 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 May 2027 | $61 | Air Europa | Adolfo Suarez Madrid-Barajas Airport (MAD) → Bilbao Airport (BIO) | nonstop | found 5 days ago | Open this trip |
Airlines on the cheapest dates: Air Europa.
Premium cabin fares from Madrid 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 28 Nov – 30 Nov in another cabin: Premium economy · Business · First
Today's prices for 18 May 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Madrid to Bilbao?
Return
The cheapest fares were 14 to 29 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
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $83 | $51 | +5% | 17 |
| 7–13 days | $83 | $51 | +5% | 10 |
| 14–29 days | $79 | $53 | Cheapest seen | 22 |
| 30–59 days | $83 | $54 | +5% | 24 |
| 180+ days | $108 | $103 | +37% | 19 |
One-way
Not enough history yet: in 23 days of one-way prices, 26 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Madrid → Santander
75 km from Bilbao
$62
$8 less than flying to Bilbao
23 Nov – 30 Nov · MAD → SDR · out nonstop, back nonstop
found 4 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 28 Nov – 30 Nov. 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