Flights Bâle / Mulhouse → Frankfurt am Main
As of November 2026, economy flights from Bâle / Mulhouse to Frankfurt am Main have a typical range CHF 286–990, median CHF 694. Full range across all 384 offers: CHF 207–5406. We analyzed 384 offers from 9 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: Bâle / Mulhouse → Frankfurt am Main
Based on 384 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Bâle / Mulhouse → Frankfurt am Main
Add-on pricing from the cheapest available offer per airline · November 2026 · CHF
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Air France | Included | CHF 35 | — |
| KLM | Included | CHF 35 | — |
| British Airways | Included | — | — |
| Austrian Airlines | Included | CHF 35 | — |
| Turkish Airlines | Included | Included | — |
| SWISS | Included | CHF 40 | — |
| Lufthansa | Included | CHF 35 | — |
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 Bâle / Mulhouse to Frankfurt am Main cost?
Based on 384 offers · November 2026
Bâle / Mulhouse to Frankfurt am Main flights ranged from CHF 207 to CHF 5406 across 384 offers analyzed in November 2026. The chart below shows how prices distributed across all 384 offers.
These 384 offers (November 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 CHF 453 and CHF 834
What hidden fees do Bâle / Mulhouse to Frankfurt am Main flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Bâle / Mulhouse to Frankfurt am Main routes. The breakdown below is based on 384 offers analyzed in November 2026.
| Carrier | Avg fee (CHF) | % of base fare |
|---|---|---|
| AF | 38 | 12% |
| KL | 43 | 8% |
| BA | 48 | 12% |
| OS | 45 | 3% |
| TK | 10 | 2% |
| LX | 50 | 6% |
| LH | 44 | 5% |
British Airways: base ~CHF 357 + fees CHF 48 = ~CHF 405 total. Turkish Airlines: base ~CHF 512 + fees CHF 10 = ~CHF 522 total.
British Airways's CHF 48 ancillary fees narrow the gap with Turkish Airlines's lower-fee model — the CHF 155 base difference shrinks to CHF 117 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.LX charges 5.0x more in ancillary fees than TK on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Bâle / Mulhouse to Frankfurt am Main?
9 airlines flew Bâle / Mulhouse to Frankfurt am Main 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.
Even on the cheapest airline (KLM), fares ranged CHF 207–286 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (CHF) | Median (CHF) | Fees (CHF) |
|---|---|---|---|---|
 KLM | 13 | 207–286 | 217 | n/a |
 Air France | 16 | 207–312 | 286 | n/a |
 Air France | 27 | 217–454 | 312 | 38 (12%) |
 British Airways | 2 | 335–474 | 405 | 48 (12%) |
 Turkish Airlines | 1 | — | 522 | 10 (2%) |
 KLM | 95 | 260–730 | 523 | 43 (8%) |
 Swiss | 41 | 701–1055 | 769 | 50 (6%) |
 Austrian | 84 | 475–5406 | 773 | 45 (6%) |
 Lufthansa | 105 | 673–1037 | 816 | 44 (5%) |
Where do the best Bâle / Mulhouse → Frankfurt am Main prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency 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: Bâle / Mulhouse to Frankfurt am Main flights
- Bâle / Mulhouse–Frankfurt am Main had 384 offers analyzed. Median price: CHF 694.
- LX charges 5.0x more in ancillary fees than TK — CHF 50 vs CHF 10 avg per booking.
- The same route priced CHF 418 apart depending on where it was booked — the lowest median was CHF 286. 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 Bâle / Mulhouse to Frankfurt am Main cost?
- Based on 384 offers analyzed, Bâle / Mulhouse to Frankfurt am Main flights range from CHF 207 to CHF 5406, with a median price of CHF 694. Search for your specific dates →
- What hidden fees should I expect on Bâle / Mulhouse to Frankfurt am Main flights?
- On average, ancillary fees (bags, seat selection) add CHF 44 to the base fare on Bâle / Mulhouse to Frankfurt am Main flights. See itemized fees for your itinerary →
- Which airline is cheapest on Bâle / Mulhouse to Frankfurt am Main including all fees?
- KLM has the lowest median fare on Bâle / Mulhouse to Frankfurt am Main at CHF 217 (median across 13 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Bâle / Mulhouse–Frankfurt am Main 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 CHF 286. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Bâle / Mulhouse to Frankfurt am Main routes?
- Bâle / Mulhouse to Frankfurt am Main has 9 airlines competing, creating a price range from CHF 207 to CHF 5406 across 384 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
9 airlines compete on this route — we check every one
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