$2,377 Cheap Flights to San Sebastian in 2025/26

Look for other cheap flights to San Sebastián

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Australia to San Sebastian

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:50 - 13:30SYD-EAS

55h 40m2 stops

14:05 - 06:50EAS-SYD

30h 45m2 stops

$2,377Qatar Airways

Find Deal

Sun, 15 Mar - Thu, 19 Mar

21:40 - 13:30SYD-EAS

49h 50m2 stops

14:05 - 06:50EAS-SYD

30h 45m2 stops

$2,389Qatar Airways

Find Deal

Sun, 15 Mar - Thu, 19 Mar

15:50 - 13:30SYD-EAS

55h 40m2 stops

14:05 - 06:50EAS-SYD

30h 45m2 stops

$2,394Qatar Airways

Find Deal

Sun, 15 Mar - Thu, 19 Mar

13:05 - 08:40SYD-EAS

29h 35m2 stops

13:40 - 08:15EAS-SYD

56h 35m3 stops

$7,288American Airlines

Find Deal

Sun, 15 Mar - Thu, 19 Mar

17:45 - 20:50SYD-EAS

37h 05m2 stops

13:40 - 08:15EAS-SYD

56h 35m3 stops

$7,325American Airlines

Find Deal

Sun, 15 Mar - Thu, 19 Mar

13:05 - 13:00SYD-EAS

33h 55m2 stops

13:40 - 08:15EAS-SYD

56h 35m3 stops

$7,334American Airlines

Find Deal

Sun, 15 Mar - Thu, 19 Mar

Fly from

Route

Depart

Return

Price

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

15:50-13:30

2 stops55h 40m

San Sebastián

Thu 19/3

14:05-06:50

2 stops30h 45m

$2,377

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

21:40-13:30

2 stops49h 50m

San Sebastián

Thu 19/3

14:05-06:50

2 stops30h 45m

$2,389

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

15:50-13:30

2 stops55h 40m

San Sebastián

Thu 19/3

14:05-06:50

2 stops30h 45m

$2,394

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

13:05-08:40

2 stops29h 35m

San Sebastián

Thu 19/3

13:40-08:15

3 stops56h 35m

$7,288

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

17:45-20:50

2 stops37h 05m

San Sebastián

Thu 19/3

13:40-08:15

3 stops56h 35m

$7,325

SydneySan Sebastian

SYD - EAS

SYDEAS

Sydney Kingsford Smith

Sun 15/3

13:05-13:00

2 stops33h 55m

San Sebastián

Thu 19/3

13:40-08:15

3 stops56h 35m

$7,334

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

San Sebastian flights insights and trends

Explore insights for your San Sebastian flight to craft the best travel plan

How long does it take to fly to San Sebastian?

On average, it takes 36h 30m to fly from Australia to San Sebastian if you fly out of Sydney Kingsford Smith (the most popular airport in Australia) and into Bilbao (the most popular airport in San Sebastian). If you’re flying out of Melbourne and into Bilbao, then the flight time is around 39h.

Cheap San Sebastian flight deals and tips

Summary info about San Sebastian flight prices, duration and airlines

Best Round-Trip Price	$2,377
Fastest flight time	29h 35m

The best round-trip flight price to San Sebastian from Australia in the last 72 hours is $2,377 (Sydney Kingsford Smith to San Sebastián).

Search Deals

The fastest flight to San Sebastian from Australia takes 29h 35m (Sydney Kingsford Smith to San Sebastián).

Search Deals

Frequently asked questions about flying to San Sebastian

Is there an alternative airport near San Sebastian?

Finding an alternative and possibly cheaper destination airport near San Sebastian is possible. If you are planning a flight to San Sebastian, consider booking flights to San Sebastián Airport (16 km from San Sebastian city centre), Pamplona Airport (66 km from San Sebastian city centre), Vitoria-Gasteiz Airport (77 km from San Sebastian city centre), Logroño Agoncillo Airport (99 km from San Sebastian city centre) or Santander Airport (150 km from San Sebastian city centre).

Is there a cheaper alternative to flying into San Sebastian?

With an average price of $34 per person, San Sebastián Airport is the cheapest airport to fly into when planning your trip to San Sebastian. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

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

Prices for flights to San Sebastián Airport are refreshed on a daily basis.

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

The number of operators available for flights to San Sebastián Airport is 1 as of October 2025.

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

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 stopovers. It is recommended that you verify with the airline you are booking with for travel to San Sebastián Airport.

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

The necessary travel and health documents for your San Sebastián Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to San Sebastian. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to San Sebastian which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to San Sebastian?

momondo helps you find the best flight to San Sebastian by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of San Sebastian flights. All you need is a valid email address and we will do the rest; it is that quick and easy.