Flights Porto → Bâle / Mulhouse
As of October 2026, economy flights from Porto to Bâle / Mulhouse have a typical range EUR 209–496, median EUR 335. Full range across all 175 offers: EUR 118–1868. We analyzed 175 offers from 8 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Porto → Bâle / Mulhouse
Based on 175 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Porto → Bâle / Mulhouse
Add-on pricing from the cheapest available offer per airline · October 2026 · EUR
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| easyJet | — | EUR 16 | — |
| KLM | EUR 60 | — | — |
| Lufthansa | Included | EUR 35 | — |
| Air France | EUR 60 | — | — |
| Vueling Airlines | EUR 9 | EUR 22 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Porto to Bâle / Mulhouse cost?
Based on 175 offers · October 2026
Porto to Bâle / Mulhouse flights ranged from EUR 118 to EUR 1868 across 175 offers analyzed in October 2026. The chart below shows how prices distributed across all 175 offers.
These 175 offers (October 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between EUR 243 and EUR 397
What hidden fees do Porto to Bâle / Mulhouse flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Porto to Bâle / Mulhouse routes. The breakdown below is based on 175 offers analyzed in October 2026.
| Carrier | Avg fee (EUR) | % of base fare |
|---|---|---|
| U2 | 56 | 23% |
| KL | 49 | 13% |
| LH | 45 | 12% |
| AF | 49 | 12% |
| VY | 37 | 13% |
easyJet: base ~EUR 181 + fees EUR 56 = ~EUR 237 total. Vueling: base ~EUR 237 + fees EUR 37 = ~EUR 274 total.
easyJet's EUR 56 ancillary fees narrow the gap with Vueling's lower-fee model — the EUR 56 base difference shrinks to EUR 37 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Porto to Bâle / Mulhouse?
8 airlines flew Porto to Bâle / Mulhouse in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (EUR) | Median (EUR) | Fees (EUR) |
|---|---|---|---|---|
 U2|W6|FR | 1 | — | 118 | n/a |
 DS | 1 | — | 159 | n/a |
 KLM | 7 | 215–373 | 227 | n/a |
 easyJet | 21 | 159–323 | 237 | 56 (24%) |
 Vueling | 1 | — | 274 | 37 (13%) |
 KLM | 41 | 232–504 | 332 | 49 (15%) |
 Lufthansa | 89 | 217–504 | 365 | 45 (12%) |
 Air France | 14 | 291–535 | 377 | 49 (13%) |
Where do the best Porto → Bâle / Mulhouse prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Porto to Bâle / Mulhouse flights
- Full-service carriers on Porto–Bâle / Mulhouse cost 1.0x more than budget airlines (EUR 263 vs EUR 255 median; overall median EUR 335).
- U2 charges 1.5x more in ancillary fees than VY — EUR 56 vs EUR 37 avg per booking.
- The same route priced EUR 223 apart depending on where it was booked — the lowest median was EUR 141. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Porto to Bâle / Mulhouse cost?
- Based on 175 offers analyzed, Porto to Bâle / Mulhouse flights range from EUR 118 to EUR 1868, with a median price of EUR 335. Search for your specific dates →
- What hidden fees should I expect on Porto to Bâle / Mulhouse flights?
- On average, ancillary fees (bags, seat selection) add EUR 47 to the base fare on Porto to Bâle / Mulhouse flights. See itemized fees for your itinerary →
- Which airline is cheapest on Porto to Bâle / Mulhouse including all fees?
- U2|W6|FR has the lowest median fare on Porto to Bâle / Mulhouse at EUR 118 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Porto–Bâle / Mulhouse flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was EUR 141. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Porto to Bâle / Mulhouse routes?
- Porto to Bâle / Mulhouse has 8 airlines competing, creating a price range from EUR 118 to EUR 1868 across 175 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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