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.

$698 Cheap Flights from San Sebastian to Illinois in 2026

1 adult

0 bags

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Find the cheapest flights from San Sebastian to Illinois

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 pm - 2:55 pm

EAS

ORD

24h 25m

1 stop

11:44 am - 8:40 am

ORD

EAS

13h 56m

2 stops

$698Iberia

Wed, Feb 4 - Sun, Feb 8

9:30 pm - 2:55 pm

EAS

ORD

24h 25m

1 stop

5:40 pm - 8:50 pm

ORD

EAS

20h 10m

1 stop

$701Iberia

Wed, Feb 4 - Sun, Feb 8

9:30 pm - 9:32 pm

EAS

ORD

31h 02m

2 stops

3:55 pm - 8:50 pm

ORD

EAS

21h 55m

2 stops

$703Iberia

Wed, Feb 4 - Sun, Feb 8

1:40 pm - 8:15 pm

EAS

ORD

37h 35m

2 stops

3:55 pm - 8:50 pm

ORD

EAS

21h 55m

2 stops

$706Iberia

Wed, Feb 4 - Sun, Feb 8

9:20 am - 8:00 pm

EAS

ORD

17h 40m

2 stops

11:44 am - 8:40 am

ORD

EAS

13h 56m

2 stops

$716Iberia

Wed, Feb 4 - Sun, Feb 8

1:40 pm - 9:03 am

EAS

STL

26h 23m

2 stops

9:25 am - 8:40 am

STL

EAS

16h 15m

2 stops

$821Iberia

Wed, Feb 4 - Sun, Feb 8

1:40 pm - 9:03 am

EAS

STL

26h 23m

2 stops

9:25 am - 8:40 am

STL

EAS

16h 15m

2 stops

$898Iberia

Wed, Feb 4 - Sun, Feb 8

2:05 pm - 2:45 pm

EAS

ORD

31h 40m

2 stops

12:50 pm - 1:30 pm

ORD

EAS

17h 40m

2 stops

$951Multiple Airlines

Sat, Feb 7 - Wed, Feb 11

2:05 pm - 2:45 pm

EAS

ORD

31h 40m

2 stops

9:00 pm - 1:30 pm

ORD

EAS

33h 30m

3 stops

$971Multiple Airlines

Sat, Feb 7 - Wed, Feb 11

2:05 pm - 2:45 pm

EAS

ORD

31h 40m

3 stops

10:00 am - 1:30 pm

ORD

EAS

20h 30m

3 stops

$1,114Multiple Airlines

Sat, Feb 7 - Wed, Feb 11

Iberia flights from San Sebastian to Illinois

Our best Iberia deals on San Sebastian to Illinois flight tickets

Iberia

Feb 4

EAS9:30 pmSan Sebastián

24h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Feb 8

ORD11:44 amChicago O'Hare Intl

13h 56m

2 stops

EAS8:40 amSan Sebastián

$698

Iberia

Feb 4

EAS9:30 pmSan Sebastián

24h 25m

1 stop

ORD2:55 pmChicago O'Hare Intl

Feb 8

ORD5:40 pmChicago O'Hare Intl

20h 10m

1 stop

EAS8:50 pmSan Sebastián

$701

Iberia

Feb 4

EAS9:30 pmSan Sebastián

31h 02m

2 stops

ORD9:32 pmChicago O'Hare Intl

Feb 8

ORD3:55 pmChicago O'Hare Intl

21h 55m

2 stops

EAS8:50 pmSan Sebastián

$703

Fly from

Fly to

Route

Depart

Return

Price

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Wed 2/4

9:30 pm-2:55 pm

1 stop24h 25m

Chicago O'Hare Intl

Sun 2/8

11:44 am-8:40 am

2 stops13h 56m

$698

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Wed 2/4

9:30 pm-2:55 pm

1 stop24h 25m

Chicago O'Hare Intl

Sun 2/8

5:40 pm-8:50 pm

1 stop20h 10m

$701

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Wed 2/4

9:30 pm-9:32 pm

2 stops31h 02m

Chicago O'Hare Intl

Sun 2/8

3:55 pm-8:50 pm

2 stops21h 55m

$703

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Wed 2/4

1:40 pm-8:15 pm

2 stops37h 35m

Chicago O'Hare Intl

Sun 2/8

3:55 pm-8:50 pm

2 stops21h 55m

$706

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Wed 2/4

9:20 am-8:00 pm

2 stops17h 40m

Chicago O'Hare Intl

Sun 2/8

11:44 am-8:40 am

2 stops13h 56m

$716

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Wed 2/4

1:40 pm-9:03 am

2 stops26h 23m

Lambert-St Louis

Sun 2/8

9:25 am-8:40 am

2 stops16h 15m

$821

San SebastianSt. Louis

EAS - STL

EASSTL

San Sebastián

Wed 2/4

1:40 pm-9:03 am

2 stops26h 23m

Lambert-St Louis

Sun 2/8

9:25 am-8:40 am

2 stops16h 15m

$898

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 2/7

2:05 pm-2:45 pm

2 stops31h 40m

Chicago O'Hare Intl

Wed 2/11

12:50 pm-1:30 pm

2 stops17h 40m

$951

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 2/7

2:05 pm-2:45 pm

2 stops31h 40m

Chicago O'Hare Intl

Wed 2/11

9:00 pm-1:30 pm

3 stops33h 30m

$971

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 2/7

2:05 pm-2:45 pm

3 stops31h 40m

Chicago O'Hare Intl

Wed 2/11

10:00 am-1:30 pm

3 stops20h 30m

$1,114

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

Fastest flight time	34h 59m
Direct flights	None

The fastest flight from San Sebastian to Illinois takes 34h 59m

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

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.