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$461+ Cheap flights from San Sebastian (EAS) to Chicago (CHI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — CHI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from San Sebastian to Chicago

Best flights from San Sebastian to Chicago
Discover carefully curated flight deals from San Sebastian to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/249:30 pmEAS - ORD
1 stop24h 25mAmerican Airlines
Sat 1/3111:39 amORD - EAS
2 stops14h 01mAmerican Airlines
Deal found 12/10$745
This Iberia deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/249:30 pmEAS - ORD
1 stop24h 25mIberia
Sat 1/315:40 pmORD - EAS
1 stop12h 20mIberia
Deal found 12/10$745
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/249:30 pmEAS - ORD
1 stop24h 25mMultiple Airlines
Sat 1/315:40 pmORD - EAS
1 stop12h 20mMultiple Airlines
Deal found 12/11$746
This American Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:20 amEAS - ORD
1 stop12h 35mAmerican Airlines
Mon 2/210:10 amORD - EAS
2 stops15h 30mAmerican Airlines
Deal found 12/9$880
This Iberia deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:20 amEAS - ORD
1 stop12h 35mIberia
Mon 2/26:25 pmORD - EAS
2 stops19h 25mIberia
Deal found 12/11$885

Find flight deals from San Sebastian to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from San Sebastian (EAS) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Round-trip from

$722
(Expedia)

One-way from

$461
(Kiwi.com)
From San Sebastián to Chicago (CHI)
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One-way flight from San Sebastián to Chicago (CHI)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Sebastian to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from San Sebastian to Chicago that are best for you.

Fly from

San Sebastian

Fly to

Chicago

Route

Depart

Return

Price

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 1/24

9:30 pm-2:55 pm

1 stop24h 25m

Chicago O'Hare Intl

Sat 1/31

11:39 am-8:40 am

2 stops14h 01m

$745

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 1/24

9:30 pm-2:55 pm

1 stop24h 25m

Chicago O'Hare Intl

Sat 1/31

5:40 pm-1:00 pm

1 stop12h 20m

$745

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 1/24

9:30 pm-2:55 pm

1 stop24h 25m

Chicago O'Hare Intl

Sat 1/31

5:40 pm-1:00 pm

1 stop12h 20m

$746

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Thu 1/29

9:20 am-2:55 pm

1 stop12h 35m

Chicago O'Hare Intl

Mon 2/2

10:10 am-8:40 am

2 stops15h 30m

$880

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Thu 1/29

9:20 am-2:55 pm

1 stop12h 35m

Chicago O'Hare Intl

Mon 2/2

6:25 pm-8:50 pm

2 stops19h 25m

$885

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Thu 5/28

9:10 am-5:50 pm

3 stops39h 40m

$461

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Fri 5/29

10:15 am-7:00 pm

3 stops39h 45m

$479

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/30

5:55 pm-2:15 pm

3 stops51h 20m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Best time to book a flight from San Sebastian to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from San Sebastian with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Sebastian to Chicago
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from San Sebastian to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Sebastian to Chicago?

    If you book a flight to Chicago from San Sebastian, you will be flying from San Sebastián, which is the city’s only airport. San Sebastián (EAS) is located 9.7 mi from the center of San Sebastian. There are 0 flights from San Sebastián to Chicago per day from 0 different airlines.

  • How long is the flight from San Sebastian to Chicago?

    American Airlines and Iberia can get you from San Sebastian to Chicago in just under 24h 25m. Your travel time can differ by up to . The distance from San Sebastian to Chicago is about 4162 mi.

  • Can I find deals for flights from San Sebastian to Chicago that include hotel bookings?

    Yes. In addition to deals on San Sebastian to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Sebastian to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Sebastian to Chicago.

  • Can I find deals for business class flights from San Sebastian to Chicago?

    Yes. Cheapflights offers flight deals from San Sebastian to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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