Cheap flights from Basel, Switzerland/Mulhouse to Santander

Cheapest current fares: $84 in September 2026 on connecting flights.

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Live fares · BSL → SDR

Cheapest month-by-month fares

Lowest available fare per calendar month from Basel, Switzerland/Mulhouse (BSL) to Santander (SDR). Refreshed daily.

Basel, Switzerland/Mulhouse (BSL) → Santander (SDR)

  1. September 2026 $84

Frequently asked questions

  • What is the cheapest month to fly from Basel, Switzerland/Mulhouse to Santander?

    Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Basel, Switzerland/Mulhouse (BSL) to Santander (SDR), with fares starting from $84.

  • What is the lowest current fare from BSL to SDR?

    The lowest currently-listed fare from Basel, Switzerland/Mulhouse (BSL) to Santander (SDR) is $84 on 2026-09-16.

  • Is there a direct flight from Basel, Switzerland/Mulhouse to Santander?

    There is currently no non-stop service from BSL to SDR. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: BSL → SDR Cheapest month to fly to Santander All flights from Basel, Switzerland/Mulhouse All flights to Santander Flights to Spain Visa-free with France passport