CHI - SNN

€233 Find Cheap Flights from Chicago to Shannon

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chicago to Shannon departing on 9/10. 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 Shannon

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Chicago to Shannon, 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 Chicago to Shannon, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Chicago to Shannon (CHI-SNN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Chicago to Shannon 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 return flight deals from Chicago to Shannon

Wed, 5 Nov - Wed, 19 Nov
American Airlines Logo
17:10 - 11:30ORD-SNN
12h 20m1 stop
American Airlines Logo
07:50 - 15:25SNN-ORD
13h 35m1 stop
€459American Airlines
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Wed, 5 Nov - Wed, 19 Nov
American Airlines Logo
17:10 - 16:45ORD-SNN
17h 35m1 stop
American Airlines Logo
07:50 - 19:18SNN-ORD
17h 28m2 stops
€467American Airlines
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Fri, 17 Oct - Fri, 24 Oct
United Airlines Logo
18:01 - 10:15ORD-SNN
10h 14m1 stop
United Airlines Logo
12:30 - 20:14SNN-ORD
13h 44m1 stop
€490United Airlines
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Fri, 17 Oct - Fri, 24 Oct
United Airlines Logo
11:15 - 10:15ORD-SNN
17h 00m2 stops
United Airlines Logo
12:30 - 18:34SNN-ORD
12h 04m1 stop
€494United Airlines
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Sat, 11 Oct - Sat, 25 Oct
 Logo
06:00 - 14:55ORD-SNN
26h 55m2 stops
 Logo
13:30 - 16:00SNN-ORD
32h 30m3 stops
€557
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Sat, 11 Oct - Sat, 25 Oct
 Logo
08:40 - 12:40ORD-SNN
22h 00m3 stops
 Logo
13:30 - 16:00SNN-ORD
32h 30m3 stops
€575
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Wed, 1 Oct - Tue, 14 Oct
Aer Lingus Logo
21:15 - 20:35ORD-SNN
17h 20m2 stops
Aer Lingus Logo
07:40 - 19:00SNN-ORD
17h 20m2 stops
€628Aer Lingus
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Mon, 3 Nov - Fri, 21 Nov
Air Canada Logo
15:40 - 16:45ORD-SNN
43h 05m2 stops
Air Canada Logo
07:50 - 16:44SNN-ORD
38h 54m2 stops
€630Air Canada
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Tue, 4 Nov - Mon, 17 Nov
Air Canada Logo
18:28 - 16:45ORD-SNN
16h 17m2 stops
Air Canada Logo
20:05 - 17:48SNN-ORD
27h 43m2 stops
€641Air Canada
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Wed, 1 Oct - Tue, 14 Oct
Aer Lingus Logo
21:15 - 20:35ORD-SNN
17h 20m2 stops
Aer Lingus Logo
07:40 - 13:50SNN-ORD
12h 10m1 stop
€653Aer Lingus
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Booking Insights

KAYAK's insights & trends for Chicago to Shannon flights

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

What is the cheapest month to fly from Chicago to Shannon?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chicago to Shannon, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Chicago to Shannon is January, where tickets cost €501 (return) on average. On the other hand, the most expensive months are December and April, where the average cost of round-trip tickets is €1,010 and €986 respectively.

How far in advance should I book a flight from Chicago to Shannon?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chicago to Shannon, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Chicago to Shannon, you should book around 3 weeks before departure, which saves you about 25% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

Good to know

Low seasonFebruary
Cheapest flight€233
Best time to beat the crowds (23% less expensive on average)
Most popular time to fly (8% more expensive on average)
Flight from Chicago O'Hare Airport to Shannon

When to book flights from Chicago to Shannon

Are your dates flexible? Find out the best times to travel from Chicago to Shannon based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Chicago to Shannon

  • What is the cheapest flight from Chicago to Shannon?

    In the last 3 days, the lowest price for a flight from Chicago to Shannon was €272 for a one-way ticket and €535 for a return.

  • Which airports will I be using when flying from Chicago to Shannon?

    There are 2 airports in Chicago (Chicago Midway and Chicago O'Hare Intl.) and only 1 airport in Shannon (Shannon). The cheapest flights are generally found on the Chicago O'Hare Airport to Shannon flight route.

  • Which airlines offer Wi-Fi service onboard planes from Chicago to Shannon?

    Finnair, and American Airlines offer inflight Wi-Fi service on the Chicago to Shannon flight route.

  • Which aircraft models fly most regularly from Chicago to Shannon?

    The Boeing 757-200 is the aircraft model that flies most regularly on the Chicago to Shannon flight route.

  • Which airline alliances offer flights from Chicago to Shannon?

    Star Alliance is the only airline alliance operating flights between Chicago and Shannon.

  • On which days can I fly direct from Chicago to Shannon?

    There are direct flights from Chicago to Shannon on a daily basis.

  • How does KAYAK find such low prices on flights from Chicago to Shannon?

    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 Chicago to Shannon.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Shannon from Chicago 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 Chicago to Shannon?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Shannon with an airline and back to Chicago with another airline.

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

    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 to Shannon from Chicago 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 Chicago to Shannon

Information on your arrival and departure airports

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