Question 1

Why should I use momondo to find a flight deal to San Sebastian?

Accepted Answer

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Sebastian.

Question 2

Can I find flights to San Sebastian with flexible booking policies on momondo?

Accepted Answer

All flight searches to San Sebastian on momondo can be filtered to show those which offer flexible booking policies.

Question 3

How can momondo help me find flights to San Sebastian?

Accepted Answer

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to San Sebastian.

Question 4

I’m not ready to book a flight to San Sebastian right now. Can momondo alert me if prices change?

Accepted Answer

Yes. momondo can track flight prices for San Sebastian and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

Question 5

Is there an alternative airport near San Sebastian?

Accepted Answer

San Sebastián Airport, Pamplona Airport, Vitoria-Gasteiz Airport, Logroño Agoncillo Airport or Santander Airport can be an alternative airport used for travel to San Sebastian.

Question 6

Is there a cheaper alternative to flying into San Sebastian?

Accepted Answer

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in San Sebastian is Santander Airport where the average price is $129. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

Question 7

What is the absolute cheapest flight to San Sebastian?

Accepted Answer

The best price found on momondo to San Sebastian was $26/pp from Valencia, which is 87% cheaper than the average flight price to San Sebastian. To find the cheapest price to San Sebastian from your area, use momondo’s Airport-to-Airport Pricing Tool.

Question 8

Which airlines fly to San Sebastian?

Accepted Answer

There may be other airlines that fly to San Sebastian from United States, but the most popular among our users are Iberia, United Airlines, Lufthansa and Delta. These airlines should offer flights to San Sebastian on a routine basis if you’re flying from one of the more popular airports in United States.

Question 9

American Airlines Flights to San Sebastian

Accepted Answer

12 American Airlines flights head to San Sebastian on average each week. Most will be flying from Madrid Barajas to San Sebastian, the most popular route that American Airlines operates to San Sebastian. Prices vary based on when and where you fly from - the cheapest American Airlines flight to San Sebastian found in the past 3 days on momondo was $450, departing from Boston Logan Intl. American Airlines is the most popular choice on momondo for this route and has been scored 7.1/10 by 11,673 of our users.

Question 10

Iberia Flights to San Sebastian

Accepted Answer

Another popular choice for flights to San Sebastian is Iberia (7.0/10, 3,208 reviews). Most Iberia flights landing in San Sebastian will be arriving from Madrid Barajas, but there are 18 Iberia flights to San Sebastian from all departure points globally so prices can vary significantly. The best Iberia deal found on momondo this week was $72 (Boston Logan Intl to San Sebastian, round-trip).

Question 11

When did momondo last update prices for flights to San Sebastián Airport?

Accepted Answer

Prices for flights to San Sebastián Airport refresh daily.

Question 12

How many operators does momondo search for flights to San Sebastián Airport?

Accepted Answer

The number of operators available for flights to San Sebastián Airport is 3 as of May 2026.

Question 13

How old do you have to be to fly to San Sebastián Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to San Sebastián Airport.

Question 14

What documentation or ID do you need to fly to San Sebastián Airport?

Accepted Answer

The required travel and health documents for your San Sebastián Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Sebastián Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Question 15

How long does it take to fly to San Sebastian?

Accepted Answer

On average, it takes 14h 30m to fly from United States to San Sebastian if you fly out of Los Angeles (the most popular airport in United States) and into Bilbao (the most popular airport in San Sebastian). If you’re flying out of San Francisco and into Bilbao, then the flight time is around 15h 25m.

Question 16

What is the cheapest month to fly to San Sebastian?

Accepted Answer

The month of March is, on average, the cheapest month to fly to San Sebastian from United States, with most prices found around $692. If you are unable to visit San Sebastian during the month of March, then departing from United States during the month October is also very affordable. Most momondo users find prices during this month for around $700.

CHEAPEST MONTH TO FLY TO SAN SEBASTIAN FROM LOS ANGELES	January	42% cheaper	Flying from Los Angeles to San Sebastian costs on average just $567 in January
MOST EXPENSIVE MONTH TO FLY TO SAN SEBASTIAN FROM LOS ANGELES	December	69% more expensive	It costs about $1,640 for flights to San Sebastian from Los Angeles in December
MOST POPULAR MONTH TO FLY TO SAN SEBASTIAN FROM LOS ANGELES	July	1,000% more users visited	More momondo users searched in flights to San Sebastian from Los Angeles in July than any other month

Best One-Way Price	$301
Best Round-Trip Price	$538
Fastest flight time	14h 55m
Popular in	July

$301 Cheap flights to San Sebastian

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Sebastian departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United States to San Sebastian

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

momondo Fare Finder

Use the filters below to find and compare flights to San Sebastian that are best for you.

See travel insights to San Sebastian from

San Sebastian flights insights and trends

What is the cheapest month to fly to San Sebastian?

How long does it take to fly to San Sebastian?

Cheapest flights to San Sebastián

Find the cheapest flights to San Sebastián from your nearest city or airport

Cheap San Sebastian flight deals and tips

Summary info about San Sebastian flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to San Sebastian

Traveling to a place near San Sebastian?

Why use momondo?

An easier way to manage your San Sebastián trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to San Sebastian

Popular flights to San Sebastian

Popular routes according to searches in the past day on momondo

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo

Airports servicing United States

Fly your favorite airline to San Sebastian

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Sebastian

List of cabin classes available on flights landing in San Sebastian. Availability may vary depending on flight origin and airline.

Complete your trip to San Sebastián

Explore popular destinations other users love

According to popular flight searches on momondo this year