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Cheap flights from San Sebastian to Chicago from $581

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Sebastian to Chicago departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Sebastian to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:30 pm - 2:25 pm
EAS
-
ORD
23h 55m
1 stop
Iberia Logo
10:30 pm - 8:40 am
ORD
-
EAS
27h 10m
1 stop
$903Iberia
Tue, Jun 2 - Tue, Jun 9
Iberia Logo
8:55 am - 9:35 pm
EAS
-
ORD
19h 40m
2 stops
Iberia Logo
3:31 pm - 8:40 am
ORD
-
EAS
34h 09m
2 stops
$911Iberia
Sat, May 2 - Wed, May 6
Iberia Logo
9:30 pm - 3:53 pm
EAS
-
ORD
25h 23m
2 stops
Iberia Logo
10:30 pm - 8:40 am
ORD
-
EAS
27h 10m
1 stop
$1,062Iberia
Tue, Jun 2 - Tue, Jun 9
Iberia Logo
9:30 pm - 9:00 pm
EAS
-
ORD
30h 30m
2 stops
Iberia Logo
4:05 pm - 8:50 pm
ORD
-
EAS
21h 45m
2 stops
$1,093Iberia
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
8:55 am - 11:56 pm
EAS
-
ORD
46h 01m
3 stops
Multiple Airlines Logo
9:55 am - 8:20 am
ORD
-
EAS
39h 25m
3 stops
$1,200Multiple Airlines
Sat, May 30 - Sat, Jun 6
Multiple Airlines Logo
5:55 pm - 4:00 pm
EAS
-
ORD
29h 05m
2 stops
Multiple Airlines Logo
3:45 pm - 5:25 pm
ORD
-
EAS
18h 40m
3 stops
$1,269Multiple Airlines
Sat, May 2 - Wed, May 6
Iberia Logo
9:30 pm - 4:00 pm
EAS
-
ORD
25h 30m
1 stop
Iberia Logo
4:55 pm - 8:40 am
ORD
-
EAS
32h 45m
1 stop
$1,359Iberia
Sat, May 30 - Sat, Jun 6
Multiple Airlines Logo
5:55 pm - 9:40 am
EAS
-
ORD
22h 45m
3 stops
Multiple Airlines Logo
9:55 am - 5:20 pm
ORD
-
EAS
24h 25m
3 stops
$1,449Multiple Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
9:20 am - 8:00 am
EAS
-
ORD
29h 40m
2 stops
Multiple Airlines Logo
9:15 pm - 8:20 am
ORD
-
EAS
28h 05m
2 stops
$1,466Multiple Airlines
Sat, May 30 - Sat, Jun 6
Multiple Airlines Logo
9:30 pm - 4:00 pm
EAS
-
ORD
25h 30m
1 stop
Multiple Airlines Logo
7:58 am - 8:40 am
ORD
-
EAS
17h 42m
2 stops
$1,471Multiple Airlines
Sat, May 30 - Sat, Jun 6

Iberia flights from San Sebastian to Chicago

Our best Iberia deals on San Sebastian to Chicago flight tickets
Iberia
Jun 2
EAS9:30 pmSan Sebastián
23h 55m
1 stop
ORD2:25 pmChicago O'Hare Intl
Jun 9
ORD10:30 pmChicago O'Hare Intl
27h 10m
1 stop
EAS8:40 amSan Sebastián
$903
Iberia
May 2
EAS8:55 amSan Sebastián
19h 40m
2 stops
ORD9:35 pmChicago O'Hare Intl
May 6
ORD3:31 pmChicago O'Hare Intl
34h 09m
2 stops
EAS8:40 amSan Sebastián
$911
Iberia
Jun 2
EAS9:30 pmSan Sebastián
25h 23m
2 stops
ORD3:53 pmChicago O'Hare Intl
Jun 9
ORD10:30 pmChicago O'Hare Intl
27h 10m
1 stop
EAS8:40 amSan Sebastián
$1,062

momondo 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, momondo users made 832,500 searches. Data last updated April 19, 2026.
Use the filters below to find and compare flights from San Sebastian to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Tue 6/2

9:30 pm-2:25 pm

1 stop23h 55m

Chicago O'Hare Intl

Tue 6/9

10:30 pm-8:40 am

1 stop27h 10m

$903

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/2

8:55 am-9:35 pm

2 stops19h 40m

Chicago O'Hare Intl

Wed 5/6

3:31 pm-8:40 am

2 stops34h 09m

$911

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Tue 6/2

9:30 pm-3:53 pm

2 stops25h 23m

Chicago O'Hare Intl

Tue 6/9

10:30 pm-8:40 am

1 stop27h 10m

$1,062

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Tue 6/2

9:30 pm-9:00 pm

2 stops30h 30m

Chicago O'Hare Intl

Tue 6/9

4:05 pm-8:50 pm

2 stops21h 45m

$1,093

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/30

8:55 am-11:56 pm

3 stops46h 01m

Chicago O'Hare Intl

Sat 6/6

9:55 am-8:20 am

3 stops39h 25m

$1,200

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/2

5:55 pm-4:00 pm

2 stops29h 05m

Chicago O'Hare Intl

Wed 5/6

3:45 pm-5:25 pm

3 stops18h 40m

$1,269

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/30

9:30 pm-4:00 pm

1 stop25h 30m

Chicago O'Hare Intl

Sat 6/6

4:55 pm-8:40 am

1 stop32h 45m

$1,359

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Tue 6/2

5:55 pm-9:40 am

3 stops22h 45m

Chicago O'Hare Intl

Tue 6/9

9:55 am-5:20 pm

3 stops24h 25m

$1,449

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/30

9:20 am-8:00 am

2 stops29h 40m

Chicago O'Hare Intl

Sat 6/6

9:15 pm-8:20 am

2 stops28h 05m

$1,466
Quickest round-trip

San SebastianChicago

EAS - ORD

EASORD

San Sebastián

Sat 5/30

9:30 pm-4:00 pm

1 stop25h 30m

Chicago O'Hare Intl

Sat 6/6

7:58 am-8:40 am

2 stops17h 42m

$1,471

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Chicago from

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

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 airline that flies from San Sebastián to Chicago?

Iberia is the most popular carrier operating from San Sebastián to Chicago

When to book flights from San Sebastian to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from San Sebastian to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Sebastian to Chicago (EAS to CHI) flight deals and tips

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

Fastest flight time

35h 10m

Direct flights

None
The fastest flight from San Sebastian to Chicago takes 35h 10m
There are no direct flights from San Sebastian to Chicago. There are no popular flight routes from San Sebastian to Chicago.
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Frequently asked questions about flying from San Sebastian to Chicago

  • How far is San Sebastián to Chicago by plane?

    The straight-line distance from San Sebastián to Chicago is 4147.4 mi. By plane, this route typically takes 35h 10m.

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Sebastián Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago 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 Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Munster
Schererville
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

It is quick and easy to find San Sebastian to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

Flights from San Sebastian to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Chicago 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 Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from San Sebastian. 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.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport