Basel, Switzerland/Mulhouse → Barcelona flight prices
Flare is a flight-deal alert app for iPhone and Android: it scans fares and flags unusually low prices. Flare is not an airline, not a travel agency and not Flair Airlines. You book with the airline or the provider.
What Flare's scans show for Basel, Switzerland/Mulhouse to Barcelona
Over the last 130 days of scans, the lowest one-way fare Flare found from Basel, Switzerland/Mulhouse (EAP) to Barcelona (BCN) was €18, on 15 Sept 2026. On a typical day the cheapest fare found was around €27, and the latest daily low, on 27 Oct 2026, was €31.
The latest daily low is close to the typical level for this route.
For return trips, the lowest fare found was €35 on 17 Sept 2026, with a typical daily low of €73 over 118 days.
Month by month
| Month | Lowest found | Typical daily low | Days observed |
|---|---|---|---|
| June 2026 | €24 | €39 | 25 |
| July 2026 | €20 | €29 | 31 |
| August 2026 | €22 | €24 | 22 |
| September 2026 | €18 | €21 | 25 |
| October 2026 | €23 | €28 | 27 |
How to read these prices
Flare scans fares from its departure markets several times a day. For each day, this page keeps the lowest one-way fare found for Basel, Switzerland/Mulhouse to Barcelona, whatever the travel date. Amounts are in euros. They are timestamped observations, not quotes or guarantees: recheck dates, airports, baggage and the payable total with the provider before booking.
FAQ
What is the cheapest fare Flare has seen from Basel, Switzerland/Mulhouse to Barcelona?
€18 one-way, found on 15 Sept 2026. It is a past observation: fares change constantly and must be rechecked with the provider.
What does a typical Basel, Switzerland/Mulhouse to Barcelona fare look like?
Over 130 days of scans, the median daily lowest one-way fare was €27. Half of the days were cheaper than that, half were more expensive.
How do I know when Basel, Switzerland/Mulhouse to Barcelona gets cheap?
Install Flare and choose Basel, Switzerland/Mulhouse as your departure city. The app alerts you when a fare from your area drops well below its usual level.