$685 Find Cheap Flights from San Sebastian to Illinois

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Sebastian to Illinois departing on 2/13. 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

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
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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

Fri, Feb 13 - Tue, Feb 17
Iberia Logo
9:20 am - 2:30 pmEAS-ORD
12h 10m1 stop
Iberia Logo
8:45 pm - 8:40 amORD-EAS
28h 55m2 stops
$685Iberia
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Fri, Feb 13 - Tue, Feb 17
Iberia Logo
9:20 am - 10:45 pmEAS-ORD
20h 25m2 stops
Iberia Logo
11:53 am - 8:40 amORD-EAS
13h 47m2 stops
$704Iberia
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Thu, Oct 9 - Thu, Oct 16
American Airlines Logo
9:20 am - 7:45 pmEAS-ORD
17h 25m2 stops
American Airlines Logo
8:40 am - 8:40 amORD-EAS
17h 00m2 stops
$719American Airlines
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Fri, Feb 13 - Tue, Feb 17
Iberia Logo
9:20 am - 2:30 pmEAS-ORD
12h 10m1 stop
Iberia Logo
8:45 pm - 8:40 amORD-EAS
28h 55m2 stops
$787Iberia
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Wed, Sep 10 - Sun, Sep 14
American Airlines Logo
9:20 am - 2:15 pmEAS-ORD
11h 55m1 stop
American Airlines Logo
10:30 pm - 8:50 pmORD-EAS
15h 20m1 stop
$804American Airlines
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Thu, Sep 11 - Mon, Sep 15
Iberia Logo
9:05 am - 8:43 pmEAS-ORD
18h 38m2 stops
Iberia Logo
4:30 pm - 8:50 pmORD-EAS
21h 20m1 stop
$848Iberia
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Thu, Sep 11 - Mon, Sep 15
Logo
5:55 pm - 4:10 pmEAS-ORD
29h 15m3 stops
Logo
7:50 pm - 8:30 amORD-EAS
29h 40m3 stops
$910
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Thu, Oct 9 - Thu, Oct 16
American Airlines Logo
9:20 am - 6:50 pmEAS-ORD
16h 30m1 stop
American Airlines Logo
10:30 pm - 8:40 amORD-EAS
27h 10m1 stop
$918American Airlines
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Wed, Sep 10 - Sun, Sep 14
Iberia Logo
9:20 am - 7:33 pmEAS-ORD
17h 13m2 stops
Iberia Logo
10:30 pm - 8:40 amORD-EAS
27h 10m1 stop
$953Iberia
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Thu, Sep 11 - Mon, Sep 15
Logo
9:05 am - 2:15 pmEAS-ORD
36h 10m2 stops
Logo
4:30 pm - 8:30 amORD-EAS
33h 00m2 stops
$956
Find Deal
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 ($685) and American Airlines ($719).

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Good to know

Cheapest flight$685
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.

  • What is the cheapest time of day to fly to Illinois?

    The cheapest time of day to fly to Illinois is generally in the morning, when round-trip flights cost $1,381 on average. The most expensive time of day to fly to Illinois is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,381.

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

Information on your arrival and departure airports

San Sebastian (EAS)

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