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Cheap flights from Chicago to San Sebastian from $480

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago 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
Multiple Airlines Logo
3:48 pm - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
14h 12m2 stops Boston Logan Intl Madrid Barajas
Multiple Airlines Logo
9:20 am - 10:07 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
19h 47m2 stops Madrid Barajas Miami
$850Multiple Airlines
Wed, Oct 21 - Wed, Nov 11
Multiple Airlines Logo
1:54 pm - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
16h 06m2 stops Boston Logan Intl Madrid Barajas
Multiple Airlines Logo
9:30 pm - 2:25 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
23h 55m1 stop Madrid Barajas
$851Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
Iberia Logo
6:40 pm - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
12h 20m1 stop Madrid Barajas
Iberia Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$866Iberia
Wed, Oct 28 - Wed, Nov 4
Iberia Logo
10:50 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
16h 00m2 stops London Heathrow Madrid Barajas
Iberia Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$869Iberia
Wed, Oct 28 - Wed, Nov 4
Iberia Logo
7:35 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
19h 15m2 stops London Heathrow Madrid Barajas
Iberia Logo
1:40 pm - 9:54 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
15h 14m2 stops Madrid Barajas Boston Logan Intl
$879Iberia
Wed, Oct 28 - Wed, Nov 4
Multiple Airlines Logo
5:40 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
20h 10m1 stop Madrid Barajas
Multiple Airlines Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$882Multiple Airlines
Fri, Feb 12 - Fri, Feb 19
Iberia Logo
8:40 pm - 8:50 pmORD  Chicago O'Hare Intl-EAS San Sebastián
17h 10m2 stops London Heathrow Madrid Barajas
Iberia Logo
9:20 am - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
12h 35m1 stop Madrid Barajas
$885Iberia
Fri, Feb 12 - Fri, Feb 19
British Airways Logo
4:55 pm - 1:00 pmORD  Chicago O'Hare Intl-EAS San Sebastián
13h 05m1 stop Madrid Barajas
British Airways Logo
9:30 pm - 2:55 pmEAS  San Sebastián-ORD Chicago O'Hare Intl
24h 25m1 stop Madrid Barajas
$890British Airways
Thu, Oct 22 - Tue, Nov 10

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Iberia flights from Chicago to San Sebastian

Our best Iberia deals on Chicago 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
Oct 28
ORD6:40 pmChicago O'Hare Intl
12h 20m
1 stop
EAS1:00 pmSan Sebastián
Nov 4
EAS9:20 amSan Sebastián
12h 35m
1 stop
ORD2:55 pmChicago O'Hare Intl
$866
Iberia
Oct 28
ORD10:50 pmChicago O'Hare Intl
16h 00m
2 stops
EAS8:50 pmSan Sebastián
Nov 4
EAS9:20 amSan Sebastián
12h 35m
1 stop
ORD2:55 pmChicago O'Hare Intl
$869

British Airways flights from Chicago to San Sebastian

Our best British Airways deals on Chicago to San Sebastian flight tickets
British Airways
Oct 22
ORD4:55 pmChicago O'Hare Intl
13h 05m
1 stop
EAS1:00 pmSan Sebastián
Nov 10
EAS9:30 pmSan Sebastián
24h 25m
1 stop
ORD2:55 pmChicago O'Hare Intl
$890
British Airways
Nov 6
ORD9:50 pmChicago O'Hare Intl
16h 00m
2 stops
EAS8:50 pmSan Sebastián
Nov 10
EAS9:30 pmSan Sebastián
24h 25m
1 stop
ORD2:55 pmChicago O'Hare Intl
$891
British Airways
Sep 28
ORD4:55 pmChicago O'Hare Intl
20h 55m
1 stop
EAS8:50 pmSan Sebastián
Oct 5
EAS9:30 pmSan Sebastián
23h 55m
1 stop
ORD2:25 pmChicago O'Hare Intl
$924

momondo Fare Finder

 
Use the filters below to find and compare flights from Chicago to San Sebastian that are best for you.

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Price

Cheapest 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

3:48 pm-1:00 pm

2 stops14h 12m

San Sebastián

Wed 11/11

9:20 am-10:07 pm

2 stops19h 47m

$850

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 9/30

1:54 pm-1:00 pm

2 stops16h 06m

San Sebastián

Wed 10/7

9:30 pm-2:25 pm

1 stop23h 55m

$851
Quickest round-trip

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/28

6:40 pm-1:00 pm

1 stop12h 20m

San Sebastián

Wed 11/4

9:20 am-2:55 pm

1 stop12h 35m

$866

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/28

10:50 pm-8:50 pm

2 stops16h 00m

San Sebastián

Wed 11/4

9:20 am-2:55 pm

1 stop12h 35m

$869

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Wed 10/28

7:35 pm-8:50 pm

2 stops19h 15m

San Sebastián

Wed 11/4

1:40 pm-9:54 pm

2 stops15h 14m

$879

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Fri 2/12

5:40 pm-8:50 pm

1 stop20h 10m

San Sebastián

Fri 2/19

9:20 am-2:55 pm

1 stop12h 35m

$882

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Fri 2/12

8:40 pm-8:50 pm

2 stops17h 10m

San Sebastián

Fri 2/19

9:20 am-2:55 pm

1 stop12h 35m

$885

ChicagoSan Sebastian

ORD Chicago O'Hare Intl - EAS San Sebastián

ORDEAS

Chicago O'Hare Intl

Thu 10/22

4:55 pm-1:00 pm

1 stop13h 05m

San Sebastián

Tue 11/10

9:30 pm-2:55 pm

1 stop24h 25m

$890

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Sebastian from

How to get the cheapest flight ticket from Chicago 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

Can stopping save me money on Chicago to San Sebastian flights?

You could potentially save up to 61% on your flight if you consider stops on a Chicago to San Sebastian flight.

When to book flights from Chicago to San Sebastian

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

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

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

Best Price Found

$480

Fastest flight time

12h 20m

Direct flights

None
The best one-way flight to San Sebastian from Chicago in the past 72 hours is $480. The best round-trip flight deal from Chicago to San Sebastian found on momondo in the last 72 hours is $836.
The fastest flight from Chicago to San Sebastian takes 12h 20m
There are no direct flights from Chicago to San Sebastian. There are no popular flight routes from Chicago to San Sebastian.
Search flight deals

Frequently asked questions about flying from Chicago to San Sebastian

  • How far is Chicago to San Sebastián by plane?

    Chicago and San Sebastián are 4147.4 mi apart from one another. Typically, this will take 12h 20m by plane in normal conditions.

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

    Prices for flights from Chicago to San Sebastián Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to San Sebastián Airport.

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

    The travel and health documents you'll need for your trip to San Sebastián Airport 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 San Sebastián Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Sebastian?

Book flights to San Sebastian if you plan to visit one of these locations
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Why use momondo?

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

It is quick and easy to find Chicago to San Sebastian 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 San Sebastian that suits you.

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

All flight searches from Chicago to San Sebastian on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Chicago and San Sebastian by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Sebastian from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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