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

Prices for flights from Missouri to San Sebastián Airport were last updated today.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to San Sebastián Airport.

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

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.

$679 Cheap Flights from Missouri to San Sebastian in 2025/26

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Find the cheapest flights from Missouri to San Sebastian

Round-trip

One-way

Cheap round-trip flights

6:52 am - 8:40 amSTL-EAS

18h 48m2 stops

9:20 am - 8:23 pmEAS-STL

18h 03m2 stops

$679American Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:52 am - 8:40 amSTL-EAS

18h 48m2 stops

9:30 pm - 8:57 amEAS-STL

18h 27m2 stops

$768American Airlines

Find Deal

Mon, Nov 3 - Mon, Nov 10

2:17 pm - 8:50 pmSTL-EAS

23h 33m2 stops

9:20 am - 8:23 pmEAS-STL

18h 03m2 stops

$881American Airlines

Find Deal

Fri, Nov 7 - Tue, Nov 11

8:39 am - 8:50 pmSTL-EAS

29h 11m2 stops

9:20 am - 8:23 pmEAS-STL

18h 03m2 stops

$931American Airlines

Find Deal

Fri, Nov 7 - Tue, Nov 11

American Airlines flights from Missouri to San Sebastian

Our best American Airlines deals on Missouri to San Sebastian flight tickets

American Airlines

Nov 5

STL6:52 amLambert-St Louis

18h 48m

2 stops

EAS8:40 amSan Sebastián

Nov 12

EAS9:20 amSan Sebastián

18h 03m

2 stops

STL8:23 pmLambert-St Louis

$679

Find similar

American Airlines

Nov 3

STL6:52 amLambert-St Louis

18h 48m

2 stops

EAS8:40 amSan Sebastián

Nov 10

EAS9:30 pmSan Sebastián

18h 27m

2 stops

STL8:57 amLambert-St Louis

$768

Find similar

American Airlines

Nov 7

STL2:17 pmLambert-St Louis

23h 33m

2 stops

EAS8:50 pmSan Sebastián

Nov 11

EAS9:20 amSan Sebastián

18h 03m

2 stops

STL8:23 pmLambert-St Louis

$881

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSan Sebastian

STL - EAS

STLEAS

Lambert-St Louis

Wed 11/5

6:52 am-8:40 am

2 stops18h 48m

San Sebastián

Wed 11/12

9:20 am-8:23 pm

2 stops18h 03m

$679

St. LouisSan Sebastian

STL - EAS

STLEAS

Lambert-St Louis

Mon 11/3

6:52 am-8:40 am

2 stops18h 48m

San Sebastián

Mon 11/10

9:30 pm-8:57 am

2 stops18h 27m

$768

St. LouisSan Sebastian

STL - EAS

STLEAS

Lambert-St Louis

Fri 11/7

2:17 pm-8:50 pm

2 stops23h 33m

San Sebastián

Tue 11/11

9:20 am-8:23 pm

2 stops18h 03m

$881

St. LouisSan Sebastian

STL - EAS

STLEAS

Lambert-St Louis

Fri 11/7

8:39 am-8:50 pm

2 stops29h 11m

San Sebastián

Tue 11/11

9:20 am-8:23 pm

2 stops18h 03m

$931

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Missouri to San Sebastian

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Sebastian?

On average, the least expensive day to fly to San Sebastian from Missouri is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $954. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to San Sebastian for around $1,422.

Cheap Missouri to San Sebastian flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to San Sebastian

Direct flights	None

There are no direct flights from Missouri to San Sebastian. There are no popular flight routes from Missouri to San Sebastian.

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When did momondo last update prices for flights from Missouri to San Sebastián Airport?
Prices for flights from Missouri to San Sebastián Airport were last updated today.
How old do you have to be to fly from Missouri to San Sebastián Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to San Sebastián Airport.
What documentation or ID do you need to fly to San Sebastián Airport?
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.

Irun

Hondarribia

Why use momondo?

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

Finding the right flight to San Sebastian from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Sebastian quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Missouri to San Sebastian?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missouri to San Sebastian.

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

Yes momondo offers price alerts on flights to San Sebastian from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.