$380 Find Cheap Flights from San Sebastian to Illinois

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Sebastian to Illinois departing on 4/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Illinois

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Sebastian to Illinois, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Sebastian to Illinois, as well as popular online travel agencies
Travelers love KAYAK
41.299.237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Booking Insights
Flight Deals

Book Cheap San Sebastian to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Sebastian to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Sebastian to Illinois

Thu, May 14 - Thu, Jun 4
Iberia Logo
9:30 pm - 2:15 pm
EAS
-
ORD
23h 45m
1 stop
Iberia Logo
6:09 pm - 8:50 pm
ORD
-
EAS
19h 41m
2 stops
$802Iberia
Thu, May 14 - Sat, May 30
Iberia Logo
9:30 pm - 2:15 pm
EAS
-
ORD
23h 45m
1 stop
Iberia Logo
9:31 am - 8:40 am
ORD
-
EAS
16h 09m
2 stops
$844Iberia
Thu, May 14 - Sat, May 30
Iberia Logo
9:30 pm - 2:15 pm
EAS
-
ORD
23h 45m
1 stop
Iberia Logo
4:30 pm - 8:40 am
ORD
-
EAS
33h 10m
1 stop
$853Iberia
Thu, May 14 - Thu, Jun 4
Iberia Logo
9:20 am - 9:11 pm
EAS
-
ORD
18h 51m
2 stops
Iberia Logo
6:09 pm - 8:50 pm
ORD
-
EAS
19h 41m
2 stops
$856Iberia
Thu, May 14 - Thu, Jun 4
Iberia Logo
9:30 pm - 4:00 pm
EAS
-
ORD
25h 30m
1 stop
Iberia Logo
4:30 pm - 8:40 am
ORD
-
EAS
33h 10m
1 stop
$872Iberia
Thu, May 14 - Sat, May 30
Iberia Logo
9:20 am - 9:11 pm
EAS
-
ORD
18h 51m
2 stops
Iberia Logo
9:31 am - 8:40 am
ORD
-
EAS
16h 09m
2 stops
$897Iberia
Thu, Feb 19 - Mon, Feb 23
American Airlines Logo
1:40 pm - 8:53 am
EAS
-
ORD
26h 13m
2 stops
American Airlines Logo
10:28 am - 1:00 pm
ORD
-
EAS
19h 32m
2 stops
$900American Airlines
Thu, Feb 19 - Mon, Feb 23
American Airlines Logo
1:40 pm - 10:26 am
EAS
-
ORD
27h 46m
2 stops
American Airlines Logo
7:45 am - 1:00 pm
ORD
-
EAS
22h 15m
2 stops
$901American Airlines
Tue, Feb 17 - Sat, Feb 21
Multiple Airlines Logo
9:30 pm - 11:04 pm
EAS
-
STL
32h 34m
2 stops
Multiple Airlines Logo
6:53 pm - 8:40 am
STL
-
EAS
30h 47m
2 stops
$1,000Multiple Airlines
Wed, Mar 11 - Sun, Mar 15
American Airlines Logo
9:20 am - 11:02 pm
EAS
-
STL
19h 42m
2 stops
American Airlines Logo
5:50 pm - 8:40 am
STL
-
EAS
32h 50m
2 stops
$1,127American Airlines
Booking Insights

KAYAK's insights & trends for San Sebastian to Illinois flights

Get data-powered insights and trends into flights from San Sebastian to Illinois to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from San Sebastian to Illinois?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from San Sebastian to Illinois were found on Iberia ($802) and American Airlines ($1,127).

Find deals

Good to know

Cheapest flight$380
Flight from San Sebastian to Chicago

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from San Sebastian to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Sebastian to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Sebastian to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from San Sebastian to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Sebastian to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from San Sebastian to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Sebastian to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from San Sebastian to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from San Sebastian to Illinois

Information on your arrival and departure airports

San Sebastian (EAS)