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CHI - SNN

€459 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 14/4. 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
0 bags

Search 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
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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Cheap flight deals from Chicago to Shannon (CHI-SNN)

 
These are the cheapest deals for flights from Chicago to Shannon currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Chicago to Shannon

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Chicago to Shannon.

Recent one-way flight deals from Chicago to Shannon

Only flying one-way? Below are some of the best one-way flight deals from Chicago to Shannon found on KAYAK recently.

Recent last-minute flight deals from Chicago to Shannon

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Chicago to Shannon.

Recent direct flight deals from Chicago to Shannon

The latest deals for direct flights from Chicago to Shannon so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Chicago to Shannon

Find recent round-trip train or bus tickets from Chicago to Shannon.

All round-trip flight deals to Shannon

The cheapest plane tickets to Shannon found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
19:40 - 11:30ORD-SNN
10h 50m1 stop
21:25 - 14:55SNN-ORD
23h 30m1 stop
€503American Airlines
Find Deal
Mon, 17 Mar - Mon, 31 Mar
18:30 - 11:30ORD-SNN
11h 00m1 stop
07:45 - 17:00SNN-ORD
15h 15m1 stop
€511American Airlines
Find Deal
Wed, 11 Dec - Mon, 20 Jan
22:00 - 15:45ORD-SNN
11h 45m1 stop
07:45 - 14:45SNN-ORD
13h 00m1 stop
€520American Airlines
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Fri, 7 Feb - Fri, 14 Feb
07:20 - 11:30ORD-SNN
22h 10m2 stops
17:30 - 19:37SNN-ORD
32h 07m2 stops
€683Air Canada
Find Deal
Wed, 11 Dec - Mon, 20 Jan
15:35 - 11:30ORD-SNN
14h 55m2 stops
21:25 - 19:55SNN-ORD
28h 30m2 stops
€688
Find Deal
Mon, 17 Mar - Mon, 31 Mar
21:14 - 11:30ORD-SNN
32h 16m2 stops
17:25 - 14:45SNN-ORD
51h 20m2 stops
€700
Find Deal
Sat, 30 Nov - Sat, 7 Dec
07:20 - 11:30ORD-SNN
22h 10m2 stops
07:45 - 22:57SNN-ORD
21h 12m3 stops
€710Air Canada
Find Deal
Wed, 11 Dec - Mon, 20 Jan
21:10 - 10:30ORD-SNN
31h 20m2 stops
12:30 - 21:45SNN-ORD
15h 15m2 stops
€711United Airlines
Find Deal
Wed, 2 Apr - Fri, 11 Apr
11:21 - 11:30ORD-SNN
19h 09m2 stops
07:45 - 10:41SNN-ORD
31h 56m2 stops
€842British Airways
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Fri, 21 Mar - Fri, 28 Mar
16:29 - 16:45ORD-SNN
18h 16m2 stops
20:05 - 17:00SNN-ORD
26h 55m1 stop
€907British Airways
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Sun, 24 Nov - Mon, 2 Dec
20:30 - 20:35ORD-SNN
18h 05m1 stop
€459American Airlines
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Mon, 14 Apr
15:00 - 10:30ORD-SNN
13h 30m2 stops
€467United Airlines
Find Deal
Mon, 14 Apr
16:00 - 11:30ORD-SNN
13h 30m2 stops
07:45 - 14:45SNN-ORD
13h 00m1 stop
€794American Airlines
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Tue, 5 Nov - Tue, 19 Nov
16:00 - 11:30ORD-SNN
13h 30m2 stops
07:45 - 19:11SNN-ORD
17h 26m2 stops
€804American Airlines
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Tue, 5 Nov - Tue, 19 Nov
22:05 - 16:45ORD-SNN
12h 40m1 stop
07:45 - 17:00SNN-ORD
15h 15m1 stop
€838American Airlines
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Tue, 5 Nov - Tue, 19 Nov
19:40 - 16:45ORD-SNN
15h 05m2 stops
20:05 - 17:55SNN-ORD
27h 50m2 stops
€1,037Aer Lingus
Find Deal
Mon, 4 Nov - Wed, 6 Nov
16:52 - 16:45ORD-SNN
17h 53m2 stops
07:45 - 23:00SNN-ORD
21h 15m3 stops
€1,177Air Canada
Find Deal
Tue, 5 Nov - Tue, 19 Nov
18:30 - 11:30ORD-SNN
35h 00m2 stops
20:05 - 13:55SNN-ORD
23h 50m1 stop
€1,188
Find Deal
Mon, 4 Nov - Wed, 6 Nov
21:55 - 19:25ORD-SNN
15h 30m1 stop
20:05 - 17:00SNN-ORD
26h 55m1 stop
€1,280
Find Deal
Mon, 4 Nov - Wed, 6 Nov
16:52 - 16:45ORD-SNN
17h 53m2 stops
07:45 - 23:00SNN-ORD
21h 15m3 stops
€2,336Air Canada
Find Deal
Mon, 4 Nov - Wed, 6 Nov

Flights from Chicago to Shannon - Travel Insights & Trends

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 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 March, where tickets cost €502 on average. On the other hand, the most expensive months are June and December, where the average cost of tickets is €1,116 and €1,044 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for 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 month.
To get a below average price on the flight from Chicago to Shannon, you should book around 1 day before departure. For the absolute cheapest price, our data suggests you should book 77 days before departure.

Good to know

Low season

January

High season

September

Cheapest flight

€459
Best time to beat the crowds (20% less expensive on average)
Most popular time to fly and prices are also 19% lower 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 €499 for a one-way ticket and €547 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?

    oneworld, and Star Alliance are the airline alliances operating flights between Chicago and Shannon, with oneworld being the most commonly used for this route.

  • 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.

See more FAQs

Book cheap flights from Chicago to Shannon

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Chicago to Shannon found on KAYAK in the last 72 hours.
14/4Mon
1 stopAmerican Airlines
18h 05mORD-SNN
€459
14/4Mon
2 stopsUnited Airlines
13h 30mORD-SNN
€467

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Last minute flights from Chicago to Shannon

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Chicago to Shannon that are departing in the next 10 days.
5/11Tue
multi-stopAmerican Airlines
13h 30mORD-SNN
19/11Tue
multi-stopAmerican Airlines
13h 00mSNN-ORD
€794
5/11Tue
multi-stopAmerican Airlines
13h 30mORD-SNN
19/11Tue
multi-stopAmerican Airlines
17h 26mSNN-ORD
€804
5/11Tue
multi-stopAmerican Airlines
12h 40mORD-SNN
19/11Tue
multi-stopAmerican Airlines
15h 15mSNN-ORD
€838
4/11Mon
multi-stopAer Lingus
15h 05mORD-SNN
6/11Wed
multi-stopAer Lingus
27h 50mSNN-ORD
€1,037
5/11Tue
multi-stopAir Canada
17h 53mORD-SNN
19/11Tue
multi-stopAir Canada
21h 15mSNN-ORD
€1,177
4/11Mon
multi-stop
35h 00mORD-SNN
6/11Wed
multi-stop
23h 50mSNN-ORD
€1,188
4/11Mon
multi-stop
15h 30mORD-SNN
6/11Wed
multi-stop
26h 55mSNN-ORD
€1,280
4/11Mon
multi-stopAir Canada
17h 53mORD-SNN
6/11Wed
multi-stopAir Canada
21h 15mSNN-ORD
€2,336

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Everything you need to know for your flight from Chicago to Shannon

Information on your arrival and departure airports