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Cheap flights from Chicago O'Hare Intl Airport to San Sebastian from $398

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago O'Hare Intl Airport to San Sebastian

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
10:20 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
15h 30m1 stop Madrid Barajas
Iberia Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$836Iberia
Wed, Oct 21 - Wed, Nov 11
Multiple Airlines Logo
2:00 pm - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
16h 00m2 stops Boston Logan Intl Madrid Barajas
Multiple Airlines Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$840Multiple Airlines
Wed, Oct 21 - Wed, Nov 11
British Airways Logo
9:02 am - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 58m2 stops Charlotte Douglas Madrid Barajas
British Airways Logo
9:30 pm - 2:12 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
23h 42m2 stops Madrid Barajas Dallas/Fort Worth
$849British Airways
Wed, Oct 21 - Wed, Nov 11
Multiple Airlines Logo
5:40 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 10m1 stop Madrid Barajas
Multiple Airlines Logo
9:30 pm - 3:30 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
25h 00m2 stops Madrid Barajas Lisbon Humberto Delgado
$872Multiple Airlines
Wed, Nov 25 - Tue, Dec 1
Iberia Logo
5:40 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 10m1 stop Madrid Barajas
Iberia Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$889Iberia
Wed, Nov 25 - Tue, Dec 1
Multiple Airlines Logo
10:34 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
15h 06m2 stops New York John F Kennedy Intl Madrid Barajas
Multiple Airlines Logo
9:20 am - 4:00 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
13h 40m1 stop Madrid Barajas
$891Multiple Airlines
Wed, Oct 7 - Wed, Oct 14
Iberia Logo
10:34 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
15h 06m2 stops New York John F Kennedy Intl Madrid Barajas
Iberia Logo
9:30 pm - 8:28 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
29h 58m2 stops Madrid Barajas Boston Logan Intl
$913Iberia
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
11:37 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
14h 03m2 stops New York John F Kennedy Intl Madrid Barajas
Multiple Airlines Logo
9:20 am - 7:51 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
17h 31m2 stops Madrid Barajas Charlotte Douglas
$927Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
American Airlines Logo
8:00 am - 8:40 amORD  Chicago O'Hare Intl-EAS San Sebastián
17h 40m2 stops Charlotte Douglas Madrid Barajas
American Airlines Logo
1:40 pm - 10:37 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
15h 57m2 stops Madrid Barajas New York John F Kennedy Intl
$931American Airlines
Wed, Nov 25 - Tue, Dec 1
Iberia Logo
4:55 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 55m1 stop Madrid Barajas
Iberia Logo
9:20 am - 4:00 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
13h 40m1 stop Madrid Barajas
$936Iberia
Wed, Oct 7 - Wed, Oct 14

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Iberia flights from Chicago O'Hare Intl Airport to San Sebastian

Our best Iberia deals on Chicago O'Hare Intl Airport to San Sebastian flight tickets
Iberia
Oct 21
ORD10:20 pmChicago O'Hare Intl
15h 30m
1 stop
EAS8:50 pmSan Sebastián
Nov 11
EAS9:20 amSan Sebastián
12h 35m
1 stop
ORD2:55 pmChicago O'Hare Intl
$836
Iberia
Nov 25
ORD5:40 pmChicago O'Hare Intl
20h 10m
1 stop
EAS8:50 pmSan Sebastián
Dec 1
EAS9:20 amSan Sebastián
12h 35m
1 stop
ORD2:55 pmChicago O'Hare Intl
$889
Iberia
Oct 7
ORD10:34 amChicago O'Hare Intl
15h 06m
2 stops
EAS8:40 amSan Sebastián
Oct 14
EAS9:30 pmSan Sebastián
29h 58m
2 stops
ORD8:28 pmChicago O'Hare Intl
$913

British Airways flights from Chicago O'Hare Intl Airport to San Sebastian

Our best British Airways deals on Chicago O'Hare Intl Airport to San Sebastian flight tickets
British Airways
Oct 21
ORD9:02 amChicago O'Hare Intl
20h 58m
2 stops
EAS1:00 pmSan Sebastián
Nov 11
EAS9:30 pmSan Sebastián
23h 42m
2 stops
ORD2:12 pmChicago O'Hare Intl
$849
British Airways
Sep 23
ORD4:55 pmChicago O'Hare Intl
20h 55m
1 stop
EAS8:50 pmSan Sebastián
Sep 30
EAS9:30 pmSan Sebastián
25h 30m
1 stop
ORD4:00 pmChicago O'Hare Intl
$1,037
British Airways
Sep 28
ORD4:55 pmChicago O'Hare Intl
20h 55m
1 stop
EAS8:50 pmSan Sebastián
Oct 5
EAS9:30 pmSan Sebastián
50h 20m
2 stops
ORD4:50 pmChicago O'Hare Intl
$1,054

momondo Fare Finder

 
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Sebastian that are best for you.

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Route

Depart

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Price

Cheapest round-trip
Quickest round-trip

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/21

10:20 pm-8:50 pm

1 stop15h 30m

San Sebastián

Wed 11/11

9:20 am-2:55 pm

1 stop12h 35m

$836

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/21

2:00 pm-1:00 pm

2 stops16h 00m

San Sebastián

Wed 11/11

9:20 am-2:55 pm

1 stop12h 35m

$840

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/21

9:02 am-1:00 pm

2 stops20h 58m

San Sebastián

Wed 11/11

9:30 pm-2:12 pm

2 stops23h 42m

$849

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 11/25

5:40 pm-8:50 pm

1 stop20h 10m

San Sebastián

Tue 12/1

9:30 pm-3:30 pm

2 stops25h 00m

$872

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 11/25

5:40 pm-8:50 pm

1 stop20h 10m

San Sebastián

Tue 12/1

9:20 am-2:55 pm

1 stop12h 35m

$889

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/7

10:34 am-8:40 am

2 stops15h 06m

San Sebastián

Wed 10/14

9:20 am-4:00 pm

1 stop13h 40m

$891

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/7

10:34 am-8:40 am

2 stops15h 06m

San Sebastián

Wed 10/14

9:30 pm-8:28 pm

2 stops29h 58m

$913

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 9/30

11:37 am-8:40 am

2 stops14h 03m

San Sebastián

Wed 10/7

9:20 am-7:51 pm

2 stops17h 31m

$927

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 11/25

8:00 am-8:40 am

2 stops17h 40m

San Sebastián

Tue 12/1

1:40 pm-10:37 pm

2 stops15h 57m

$931

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/7

4:55 pm-8:50 pm

1 stop20h 55m

San Sebastián

Wed 10/14

9:20 am-4:00 pm

1 stop13h 40m

$936

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to San Sebastian

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 Chicago O'Hare Intl to San Sebastián?

American Airlines and British Airways are the most popular carriers operating from Chicago O'Hare Intl to San Sebastián

When to book flights from Chicago O'Hare Intl Airport to San Sebastian

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

Cheap Chicago O'Hare Intl Airport to San Sebastian (ORD to EAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to San Sebastian

Best Price Found

$398

Fastest flight time

14h 03m

Direct flights

None
The best one-way flight to San Sebastian from Chicago O'Hare Intl Airport in the past 72 hours is $398. The best round-trip flight deal from Chicago O'Hare Intl Airport to San Sebastian found on momondo in the last 72 hours is $836.
The fastest flight from Chicago O'Hare Intl Airport to San Sebastian takes 14h 03m
There are no direct flights from Chicago O'Hare Intl Airport to San Sebastian. There are no popular flight routes from Chicago O'Hare Intl Airport to San Sebastian.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to San Sebastian

  • How far is Chicago O'Hare Intl to San Sebastián by plane?

    The distance between Chicago O'Hare Intl and San Sebastián is about 4155.4 mi. Flights usually cover this in 14h 03m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago O'Hare Intl Airport to San Sebastián Airport were last updated today.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to San Sebastián Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to San Sebastián Airport.

  • What documentation or ID do you need to fly to San Sebastián Airport?

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

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Sebastian from Chicago.

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

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

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

Once all potential Chicago to San Sebastian flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to San Sebastian, momondo offers a useful price alert feature which will track prices for flights to San Sebastian from Chicago and alert you when they change.

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