Cheap Flights from Cardiff to Bilbao
No deal from Cardiff to Bilbao has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Cardiff to Bilbao, the lowest round-trip fare we recorded was $421, in October. The typical fare was $710. October was the cheapest month we saw and September the dearest.
The most recent price we saw on this route was $597 on KLM, seen Oct 27. It is an unverified observation and may have changed.
See every deal <a href="/from/cardiff">from Cardiff</a>, <a href="/to/bilbao">to Bilbao</a>, or the return direction <a href="/from/bilbao/to/cardiff">Bilbao to Cardiff</a>.
Latest price we saw: Cardiff to Bilbao
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Cardiff (CWL) to Bilbao (BIO) | $597 | 53.3¢ | Oct 29 – Nov 4 | KLM | Oct 27 | Check price |
Price history: Cardiff to Bilbao
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $421 | $807 | 38 |
| Sep 2026 | $540 | $651 | 8 |
| Aug 2026 | $447 | $672 | 30 |
Frequently asked questions
How many flight deals from Cardiff to Bilbao are on Sparkflights right now?
There are 0 verified deals from Cardiff to Bilbao on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Cardiff to Bilbao?
The lowest fare we've recorded from Cardiff to Bilbao is $421, based on 76 price observations over 3 months.
How much does a flight from Cardiff to Bilbao cost?
The typical round-trip fare we observed from Cardiff to Bilbao is $710, against a recorded low of $421. These are observations, not quotes.
When is the cheapest month to fly Cardiff to Bilbao?
October was the cheapest month we observed from Cardiff to Bilbao and September the dearest, over 3 months of data.
What is the current price from Cardiff to Bilbao?
The most recent fare our sweep saw from Cardiff to Bilbao is $597, on Oct 27. It is an unverified observation rather than a verified deal, so check it before booking.