Flights Bilbao → Istanbul
As of September 2026, economy flights from Bilbao to Istanbul have a typical range EUR 320–623, median EUR 464. Full range across all 144 offers: EUR 219–832. We analyzed 144 offers from 11 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: Bilbao → Istanbul
Based on 144 offers · September 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Bilbao → Istanbul
Add-on pricing from the cheapest available offer per airline · September 2026 · EUR
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Vueling | — | EUR 22 | — |
| Wizz Air | — | EUR 19 | — |
| Lufthansa | Included | EUR 35 | — |
| Air Europa | EUR 10 | EUR 30 | — |
| Air France | Included | EUR 35 | — |
| Turkish Airlines | Included | Included | — |
| easyJet | — | — | — |
| KLM | Included | EUR 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 Bilbao to Istanbul cost?
Based on 144 offers · September 2026
Bilbao to Istanbul flights ranged from EUR 219 to EUR 832 across 144 offers analyzed in September 2026. The chart below shows how prices distributed across all 144 offers.
These 144 offers (September 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 366 and EUR 565
What hidden fees do Bilbao to Istanbul flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Bilbao to Istanbul routes. The breakdown below is based on 144 offers analyzed in September 2026.
| Carrier | Avg fee (EUR) | % of base fare |
|---|---|---|
| VY | 40 | 8% |
| W9 | 23 | 11% |
| LH | 41 | 9% |
| UX | 48 | 9% |
| AF | 42 | 9% |
| TK | 21 | 3% |
| U2 | 4 | 1% |
| KL | 47 | 7% |
Air France: base ~EUR 455 + fees EUR 42 = ~EUR 497 total. easyJet: base ~EUR 610 + fees EUR 4 = ~EUR 614 total.
Air France's EUR 42 ancillary fees narrow the gap with easyJet's lower-fee model — the EUR 155 base difference shrinks to EUR 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.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 Bilbao to Istanbul?
11 airlines flew Bilbao to Istanbul 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) |
|---|---|---|---|---|
 Wizz Air UK | 1 | — | 219 | 23 (11%) |
 Lufthansa | 3 | 387–393 | 392 | n/a |
 Vueling | 15 | 301–695 | 407 | 40 (10%) |
 Lufthansa | 92 | 316–597 | 408 | 41 (10%) |
 Air France | 11 | 355–546 | 497 | 42 (8%) |
 Turkish Airlines | 1 | — | 539 | n/a |
 Turkish Airlines | 14 | 528–797 | 577 | 21 (4%) |
 easyJet | 1 | — | 614 | 4 (1%) |
 RO | 1 | — | 623 | n/a |
 Air Europa | 3 | 378–683 | 635 | 48 (8%) |
 KLM | 2 | 671–726 | 698 | 47 (7%) |
Where do the best Bilbao → Istanbul 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: Bilbao to Istanbul flights
- Full-service carriers on Bilbao–Istanbul cost 1.0x more than budget airlines (EUR 510 vs EUR 511 median; overall median EUR 464).
- UX charges 11.2x more in ancillary fees than U2 — EUR 48 vs EUR 4 avg per booking.
- The same route priced EUR 233 apart depending on where it was booked — the lowest median was EUR 336. 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 Bilbao to Istanbul cost?
- Based on 144 offers analyzed, Bilbao to Istanbul flights range from EUR 219 to EUR 832, with a median price of EUR 464. Search for your specific dates →
- What hidden fees should I expect on Bilbao to Istanbul flights?
- On average, ancillary fees (bags, seat selection) add EUR 39 to the base fare on Bilbao to Istanbul flights. See itemized fees for your itinerary →
- Which airline is cheapest on Bilbao to Istanbul including all fees?
- Wizz Air UK has the lowest median fare on Bilbao to Istanbul at EUR 219 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Bilbao–Istanbul 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 336. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Bilbao to Istanbul routes?
- Bilbao to Istanbul has 11 airlines competing, creating a price range from EUR 219 to EUR 832 across 144 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
11 airlines compete on this route — we check every one
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers