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Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Madrid to San Sebastian. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Madrid to San Sebastian, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
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The cost of a one-way flight from Madrid to San Sebastian ranges from $40 (April 2026) to $94 (August 2026). On average, the ticket price is about $58–$106.
Flight prices from Madrid to San Sebastian are steadily rising: from April 2026 to September 2026, ticket costs increased by 24%. The sooner you book, the better the deal.
The most significant price increase was from April 2026 to August 2026 — up 137%. The best time to fly is April 2026–June 2026, when the average price is $46. In July 2026–August 2026, tickets cost around $73.
Given the rising prices, it's best not to delay your purchase. Flying in April 2026–June 2026 can save you up to 37% compared to the most expensive months.
Price variation across months on this route is 32.3%. Your choice of departure month significantly affects the total flight cost.
We couldn't find any special offers for flights from Madrid to San Sebastian
Madrid — San Sebastian
05/04/2026
Departure
Direct flight
IB443
starting at $180
Madrid — San Sebastian
05/06/2026
Departure
Direct flight
IB443
starting at $132
Madrid — San Sebastian
05/08/2026
Departure
Direct flight
IB449
starting at $392
Madrid — San Sebastian
05/09/2026
Departure
Direct flight
IB443
starting at $133
Madrid — San Sebastian
05/10/2026
Departure
Direct flight
IB449
starting at $529
Madrid — San Sebastian
06/03/2026
Departure
Direct flight
IB449
starting at $84
Madrid — San Sebastian
05/05/2026
Departure
Direct flight
IB5206
starting at $145
Madrid — San Sebastian
05/26/2026
Departure
Direct flight
IB449
starting at $177
Madrid — San Sebastian
05/27/2026
Departure
Direct flight
IB449
starting at $81
Madrid — San Sebastian
06/11/2026
Departure
Direct flight
IB449
starting at $163
More than 4 airlines operate flights from Madrid to San Sebastian, including Iberia, LC Busre SAC, Vueling, and Air Europa. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $52, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest flight ticket from Madrid to San Sebastian according to data for the last 48 hours costs $52
Often the best time to buy tickets from Madrid to San Sebastian is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Madrid to San Sebastian can be found flying in these months: April, September, July.
The fastest flights from Madrid to San Sebastian start from 1 hour 10 minutes in the air.
The following airlines operate direct flights on the route Madrid — San Sebastian: Iberia
The cheapest one-way flight from Madrid to San Sebastian departs on 05/26/2026, is operated by Iberia and costs $52
The cheapest roundtrip flight from Madrid to San Sebastian departs on 06/11/2026, is operated by Iberia and costs $172
Fastest flight from Madrid to San Sebastian takes 1h 10m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Madrid and San Sebastian is 352km (218 miles). There are 9 direct flights from Madrid to San Sebastian. Madrid and San Sebastian are in the same time zone. Flights from Madrid begin at 7:30 AM. The latest flight from Madrid departs at 7:40 PM
