How do I get Price Alerts for flights from San Sebastian to Illinois?

Confirm your travel details to search for the latest offers for flights from San Sebastian to Illinois . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from San Sebastian to Illinois with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

Prices for flights from San Sebastián Airport to Illinois are updated daily.

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

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 San Sebastián Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$954 Cheap Flights from San Sebastian to Illinois in 2025

1 adult

0 bags

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Find the cheapest flights from San Sebastian to Illinois

Round-trip

Cheap round-trip flights

9:20 am - 10:29 pmEAS-STL

20h 09m2 stops

1:20 pm - 1:00 pmSTL-EAS

16h 40m2 stops

$954Iberia

Find Deal

Thu, Nov 13 - Mon, Nov 17

2:05 pm - 8:55 pmEAS-STL

37h 50m2 stops

2:50 pm - 8:50 pmSTL-EAS

23h 00m2 stops

$1,027Iberia

Find Deal

Thu, Nov 13 - Mon, Nov 17

9:20 am - 8:55 pmEAS-STL

18h 35m2 stops

11:51 am - 1:00 pmSTL-EAS

18h 09m2 stops

$1,124Iberia

Find Deal

Thu, Nov 13 - Mon, Nov 17

9:20 am - 6:50 pmEAS-ORD

16h 30m1 stop

10:30 pm - 8:40 amORD-EAS

27h 10m1 stop

$1,195Iberia

Find Deal

Sat, Aug 23 - Wed, Aug 27

9:30 pm - 8:22 pmEAS-STL

53h 52m2 stops

9:45 am - 8:30 amSTL-EAS

39h 45m2 stops

$1,292Iberia

Find Deal

Thu, Aug 21 - Mon, Aug 25

9:20 am - 2:15 pmEAS-ORD

11h 55m1 stop

3:21 pm - 8:40 amORD-EAS

34h 19m2 stops

$1,556Iberia

Find Deal

Sat, Aug 23 - Wed, Aug 27

9:20 am - 2:49 pmEAS-ORD

36h 29m2 stops

3:21 pm - 8:40 amORD-EAS

34h 19m2 stops

$1,703Iberia

Find Deal

Sat, Aug 23 - Wed, Aug 27

8:55 am - 9:15 pmEAS-ORD

19h 20m2 stops

10:40 am - 5:20 pmORD-EAS

23h 40m3 stops

$1,733

Find Deal

Sat, Aug 23 - Wed, Aug 27

8:55 am - 9:15 pmEAS-ORD

19h 20m3 stops

10:40 am - 5:20 pmORD-EAS

23h 40m3 stops

$1,952

Find Deal

Sat, Aug 23 - Wed, Aug 27

9:05 am - 1:30 pmEAS-STL

35h 25m3 stops

1:30 pm - 12:50 pmSTL-EAS

16h 20m2 stops

$2,180

Find Deal

Thu, Aug 21 - Mon, Aug 25

Iberia flights from San Sebastian to Illinois

Our best Iberia deals on San Sebastian to Illinois flight tickets

Iberia

Nov 13

EAS9:20 amSan Sebastián

20h 09m

2 stops

STL10:29 pmLambert-St Louis

Nov 17

STL1:20 pmLambert-St Louis

16h 40m

2 stops

EAS1:00 pmSan Sebastián

$954

Find similar

Iberia

Nov 13

EAS2:05 pmSan Sebastián

37h 50m

2 stops

STL8:55 pmLambert-St Louis

Nov 17

STL2:50 pmLambert-St Louis

23h 00m

2 stops

EAS8:50 pmSan Sebastián

$1,027

Find similar

Iberia

Nov 13

EAS9:20 amSan Sebastián

18h 35m

2 stops

STL8:55 pmLambert-St Louis

Nov 17

STL11:51 amLambert-St Louis

18h 09m

2 stops

EAS1:00 pmSan Sebastián

$1,124

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Thu 11/13

9:20 am-10:29 pm

2 stops20h 09m

Lambert-St Louis

Mon 11/17

1:20 pm-1:00 pm

2 stops16h 40m

$954

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Thu 11/13

2:05 pm-8:55 pm

2 stops37h 50m

Lambert-St Louis

Mon 11/17

2:50 pm-8:50 pm

2 stops23h 00m

$1,027

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Thu 11/13

9:20 am-8:55 pm

2 stops18h 35m

Lambert-St Louis

Mon 11/17

11:51 am-1:00 pm

2 stops18h 09m

$1,124

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 8/23

9:20 am-6:50 pm

1 stop16h 30m

Chicago O'Hare Intl

Wed 8/27

10:30 pm-8:40 am

1 stop27h 10m

$1,195

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Thu 8/21

9:30 pm-8:22 pm

2 stops53h 52m

Lambert-St Louis

Mon 8/25

9:45 am-8:30 am

2 stops39h 45m

$1,292

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 8/23

9:20 am-2:15 pm

1 stop11h 55m

Chicago O'Hare Intl

Wed 8/27

3:21 pm-8:40 am

2 stops34h 19m

$1,556

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 8/23

9:20 am-2:49 pm

2 stops36h 29m

Chicago O'Hare Intl

Wed 8/27

3:21 pm-8:40 am

2 stops34h 19m

$1,703

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 8/23

8:55 am-9:15 pm

2 stops19h 20m

Chicago O'Hare Intl

Wed 8/27

10:40 am-5:20 pm

3 stops23h 40m

$1,733

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 8/23

8:55 am-9:15 pm

3 stops19h 20m

Chicago O'Hare Intl

Wed 8/27

10:40 am-5:20 pm

3 stops23h 40m

$1,952

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Thu 8/21

9:05 am-1:30 pm

3 stops35h 25m

Lambert-St Louis

Mon 8/25

1:30 pm-12:50 pm

2 stops16h 20m

$2,180

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap San Sebastian to Illinois flight deals and tips

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

Best Price Found	$954
Fastest flight time	11h 55m
Direct flights	None
Airports in Illinois	2 airports

The best flight deal from San Sebastian to Illinois found on momondo in the last 72 hours is $954

The fastest flight from San Sebastian to Illinois takes 11h 55m

There are no direct flights from San Sebastian to Illinois. Popular non-direct routes for this connection are San Sebastián Airport - Chicago O'Hare Intl Airport and San Sebastián Airport - Lambert-St Louis Airport.

There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from San Sebastián Airport to Illinois?
Prices for flights from San Sebastián Airport to Illinois are updated daily.
How old do you have to be to fly from San Sebastián Airport to Illinois?
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 San Sebastián Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from San Sebastian to Illinois?
Confirm your travel details to search for the latest offers for flights from San Sebastian to Illinois. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from San Sebastian to Illinois with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

Finding the right flight to Illinois from San Sebastian 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 Illinois quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Illinois from San Sebastian with this policy.

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

momondo provides multiple filters to help you find the best flight to Illinois from San Sebastian. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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