Cheap Flights from Chicago O'Hare International to Shannon

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Compare Chicago O'Hare International to Shannon flight deals

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Flight deals from Chicago O'Hare International to Shannon

Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International to Shannon? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago O'Hare International to Shannon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Shannon flights are currently cheapest in July.

Direct flights from Chicago O'Hare International to Shannon

Chicago O'Hare International to Shannon: Alternative routes

Compare routes from Chicago O'Hare International to Shannon below. You may find an airport to fly into that's cheaper, faster, or easier than Shannon.

Chicago to Shannon: Flight information

The things to know before you go.
Cheapest flight foundR 4,802
Cheapest month to flyJuly
Average flight time7 hrs, 28 mins
Most popular airlineUnited
Average flights per week7

Finding cheap flights from Chicago O'Hare International to Shannon: Frequently asked questions

The best price we found for a return flight from Chicago O'Hare International to Shannon is R 9,895. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
7 hours and 28 minutes is the average flight time from Chicago O'Hare International to Shannon.
United flies direct from Chicago O'Hare International to Shannon.
As of June 2025, there are 7 flights per week flying from Chicago O'Hare International to Shannon.
The cheapest month to fly from Chicago O'Hare International to Shannon is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Shannon Airport on Wednesday, 6 August 2025.
Yes – the average flight time is 7 hours and 28 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Shannon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Shannon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Shannon.

Travelling from O'Hare International Airport (ORD) to Shannon Airport (SNN): what you need to know

  • Shannon's timezone is UTC+0, making Shannon five hours ahead of Chicago.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to catch your ORD to SNN flight.

  • Travelling during a peak month such as August? School holidays and other high seasons can result in longer queues and delays at check-in and security. Play it safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • United Airlines is your gateway to exploring Shannon (and maybe even some other exciting parts of Ireland!). Check out the direct flights from O'Hare International Airport to Shannon Airport offered by this carrier.

  • The majority of passengers choose to travel with United Airlines on this route.

  • If you'd like to break up your flight, just deselect 'Direct flights only' when searching for your ticket from O'Hare International Airport to Shannon Airport. Here are the most popular stopovers between ORD and SNN:

    • Logan International Airport

    • Newark Liberty International Airport

    • John F. Kennedy International Airport

How to find the cheapest flights from O'Hare International Airport (ORD) to Shannon Airport (SNN)

  • R 4,802 is currently the best price for a one-way O'Hare International Airport to Shannon Airport flight. Return flights start from R 9,895. These prices can change depending on availability and demand.

  • To pick up cheap tickets from ORD to SNN, book in advance. Airlines tend to offer their most competitively priced fares when flights are first released.

  • If you can be flexible with your travel plans, try using the 'Whole month' search function. It'll show you the cheapest price across each month when looking for a flight from O'Hare International Airport to Shannon Airport.

  • Getting your hands on cheap flights from ORD to SNN couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a lower fare pops up.

  • Select your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from O'Hare International Airport to Shannon Airport.

Handy information about O'Hare International Airport (ORD)

  • ORD is located at 10000 West O'Hare.

  • Of all flights leaving O'Hare International Airport, 74.85% arrive on time at their destination.

  • To get to O'Hare International Airport from central Chicago, it'll take around 35 minutes by car. Of course, this depends on traffic conditions. It's approximately 40 kilometres from the airport to the city centre.

  • Expect a journey time of around 55 minutes on public transport.

  • Get your trip off to a leisurely start by staying near ORD. Whether you're boarding an early flight from O'Hare International Airport to Shannon Airport or want to avoid feeling rushed, these hotels are perfect:

Arriving at Shannon Airport (SNN)

Getting from Shannon Airport (SNN) to central Shannon

  • From Shannon Airport, Shannon is approximately 5 kilometres away. It takes around 5 minutes to get to the centre driving.

  • It'll take around 10 minutes if you're using public transport.

When to fly to Shannon Airport (SNN)

  • The quietest month for a flight from O'Hare International Airport to Shannon Airport is April, while August is the most popular. Pick the best time to go to Shannon based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Book your flight from O'Hare International Airport to Shannon Airport for July if you want to go to Shannon during its warmest month. Expect temperatures of between 10ºC (50ºF) and 22ºC (72ºF).

  • January sees average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Look for cheap tickets from ORD to SNN sometime around then if you want to travel when it's cooler.

Explore more of Ireland

  • Dublin is just one of the many cities in Ireland waiting to be discovered after you've seen Shannon. Around 193 kilometres away to the north-east, well-known attractions include Guinness Storehouse, Trinity College Library and Dublin Castle.

  • If you're ready to explore another side of Ireland, head for Cork, about 97 kilometres south of Shannon. Blarney Castle, Fota Wildlife Park and Titanic Experience Cobh are among its highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.