CHI - SNN

€485 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.
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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 41,299,237 times on KAYAK, and here's why:

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Cheap Flight Deals 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.

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.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
18:26 - 19:25ORD-SNN
18h 59m1 stop
07:45 - 14:45SNN-ORD
13h 00m1 stop
€550American Airlines
Find Deal
Tue, 18 Feb - Tue, 25 Feb
18:35 - 11:30ORD-SNN
10h 55m1 stop
07:45 - 14:45SNN-ORD
13h 00m1 stop
€551American Airlines
Find Deal
Sun, 2 Feb - Tue, 11 Feb
18:11 - 10:30ORD-SNN
10h 19m1 stop
12:30 - 08:41SNN-ORD
26h 11m2 stops
€717United Airlines
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Tue, 6 May - Tue, 20 May
20:30 - 16:45ORD-SNN
15h 15m2 stops
07:45 - 07:57SNN-ORD
29h 12m2 stops
€752Air Canada
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Sat, 15 Mar - Wed, 26 Mar
07:20 - 11:30ORD-SNN
22h 10m2 stops
07:45 - 23:09SNN-ORD
21h 24m3 stops
€758Air Canada
Find Deal
Tue, 18 Feb - Tue, 25 Feb
18:30 - 19:25ORD-SNN
18h 55m3 stops
17:30 - 17:20SNN-ORD
29h 50m3 stops
€759
Find Deal
Mon, 10 Feb - Mon, 17 Feb
18:30 - 19:20ORD-SNN
18h 50m2 stops
07:45 - 17:20SNN-ORD
15h 35m2 stops
€763
Find Deal
Sat, 1 Feb - Fri, 7 Feb
09:15 - 10:30ORD-SNN
19h 15m2 stops
12:30 - 18:40SNN-ORD
12h 10m1 stop
€765United Airlines
Find Deal
Wed, 7 May - Thu, 15 May
20:50 - 20:35ORD-SNN
17h 45m2 stops
07:40 - 19:00SNN-ORD
17h 20m2 stops
€766Aer Lingus
Find Deal
Wed, 2 Apr - Mon, 7 Apr
15:45 - 11:50ORD-SNN
14h 05m2 stops
07:40 - 13:50SNN-ORD
12h 10m1 stop
€950Aer Lingus
Find Deal
Wed, 23 Apr - Sat, 26 Apr

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 Chicago to Shannon flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for round-trip flights from Chicago to Shannon.
Our data shows that the cheapest route for a return flight from Chicago to Shannon cost €763 and was between Chicago O'Hare Intl Airport (ORD) and Shannon (SNN). On average, the best prices are found if you fly this route. The average price for a return flight for this route is €763.

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 March, where tickets cost €530 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is €1,143 and €1,132 respectively.

Can I save money by flying with a stopover from Chicago to Shannon?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.
Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 2 stops stopover the cheapest option at €735 on average.

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. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Good to know

Low season

January

High season

September

Cheapest flight

€485
Best time to beat the crowds (32% less expensive on average)
Most popular time to fly and prices are also 21% 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 €500 for a one-way ticket and €567 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, Star Alliance, and SkyTeam are the airline alliances operating flights between Chicago and Shannon, with SkyTeam 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
2 stopsAer Lingus
18h 25mORD-SNN
€485
14/4Mon
1 stopAmerican Airlines
16h 15mORD-SNN
€495
22/5Thu
1 stopAmerican Airlines
16h 15mORD-SNN
€553
4/7Fri
2 stopsAer Lingus
18h 00mORD-SNN
€578
1/7Tue
2 stopsBritish Airways
16h 05mORD-SNN
€587
22/5Thu
2 stopsBritish Airways
13h 20mORD-SNN
€642
8/6Sun
directUnited Airlines
7h 25mORD-SNN
€668
8/6Sun
1 stopUnited Airlines
10h 04mORD-SNN
€673
8/6Sun
2 stopsUnited Airlines
34h 26mORD-SNN
€695
4/7Fri
directUnited Airlines
7h 25mORD-SNN
€3,150

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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.
10/1Fri
multi-stopAmerican Airlines
10h 55mORD-SNN
20/1Mon
multi-stopAmerican Airlines
13h 00mSNN-ORD
€589
10/1Fri
multi-stopAmerican Airlines
13h 08mORD-SNN
20/1Mon
multi-stopAmerican Airlines
13h 00mSNN-ORD
€593
10/1Fri
multi-stopAmerican Airlines
14h 39mORD-SNN
20/1Mon
multi-stopAmerican Airlines
19h 57mSNN-ORD
€602
10/1Fri
multi-stopAir Canada
15h 17mORD-SNN
20/1Mon
multi-stopAir Canada
21h 12mSNN-ORD
€805
10/1Fri
multi-stop
27h 55mORD-SNN
20/1Mon
multi-stop
30h 25mSNN-ORD
€1,106

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

Information on your arrival and departure airports

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