Chicago

$753+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
EAS — CHI
Aug 4 — Aug 111
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Cheap 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 July 30, 2025.

Round-trip from

$791
(Trip.com)

One-way from

$753
(British Airways)
From San Sebastián to Chicago (CHI)
One-way flight from San Sebastián to Chicago (CHI)

Find flight deals from San Sebastian to Chicago

Cheapest flights from San Sebastian to Chicago
Explore the most affordable flight options available from San Sebastian to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/119:30 pmEAS - ORD
1 stop23h 45mIberia
Thu 9/184:30 pmORD - EAS
1 stop33h 10mIberia
Deal found 7/28$791
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/115:55 pmEAS - ORD
2 stops29h 15mMultiple Airlines
Thu 9/1810:27 amORD - EAS
3 stops38h 58mMultiple Airlines
Deal found 7/28$911
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:40 pmEAS - ORD
2 stops29h 35mAvianca
Thu 10/303:05 pmORD - EAS
2 stops23h 45mAvianca
Deal found 7/29$7,122

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 July 30, 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

Thu 9/11

9:30 pm-2:15 pm

1 stop23h 45m

Chicago O'Hare Intl

Thu 9/18

4:30 pm-8:40 am

1 stop33h 10m

$791

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Thu 9/11

5:55 pm-4:10 pm

2 stops29h 15m

Chicago O'Hare Intl

Thu 9/18

10:27 am-8:25 am

3 stops38h 58m

$911

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Mon 10/27

1:40 pm-1:15 pm

2 stops29h 35m

Chicago O'Hare Intl

Thu 10/30

3:05 pm-8:50 pm

2 stops23h 45m

$7,122

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sun 9/7

9:30 pm-2:15 pm

1 stop23h 45m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Iberia and Avianca from San Sebastian to Chicago. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

7.6

Entertainment

6.6

Boarding

7.1

Food

6.3

Comfort

6.7

Overall

7.0

Reviews

1 / 20
2.0
Mediocre

Juan,Jul 2025

ATH - ORD

Was wrongly scheduled and had to rebook in another flight with a different carrier at a higher cost. The entire initial booking experience was horrible.

Crew

7.6

Entertainment

6.6

Boarding

7.1

Food

6.3

Comfort

6.7

Overall

7.0

Reviews

1 / 20
2.0
Mediocre

Juan,Jul 2025

ATH - ORD

Was wrongly scheduled and had to rebook in another flight with a different carrier at a higher cost. The entire initial booking experience was horrible.

Crew

7.6

Entertainment

6.6

Boarding

7.1

Food

6.3

Comfort

6.7

Overall

7.0

Reviews

1 / 20
2.0
Mediocre

Juan,Jul 2025

ATH - ORD

Was wrongly scheduled and had to rebook in another flight with a different carrier at a higher cost. The entire initial booking experience was horrible.

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.

  • 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.

  • What is the cheapest month to book a flight from San Sebastian to Chicago?

    Currently, August is the cheapest month in which you can book a flight from San Sebastian to Chicago (average of $245). Flying from San Sebastian to Chicago in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago?

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

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