The cheapest times to fly from ORD to SNN are

  • January 1st to February 4th
  • April 23rd to July 15th
  • August 20th to September 2nd
  • October 29th to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to SNN is early to mid July. Prices can be as high as $1063 for Saturday flights during mid December, or as low as $476 for Wednesday flights around early to mid July.


When to Fly to Shannon

Flying from Chicago, IL (ORD) to Shannon (SNN) will usually cost between $548 to $794 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid July with an average ticket price of $526. Due to high demand the most expensive time to fly is mid December, with an average price of $933. Planning your trip to low-cost times can easily save you $407 on economy flights and even more on first-class flights. Generally, any price below $629 can be considered a good price for a round-trip ORD to SNN flight.

See below for a graph of average weekly prices for the ORD to SNN route. All prices are for round-trip tickets in USD.

ORD to SNN Flight Prices

Compared to other flights, the ORD to SNN flight is cheaper than the average and costs less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to SNN, and Tuesday the cheapest day to fly back into ORD. Saturdays are the most expensive days to fly to Shannon, and Sundays are the most expensive days to return to Chicago. Selecting flights on the least expensive days could save you up to $68 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $600. Return trip prices are from the SNN to ORD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ORD to SNN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 26 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from ORD to SNN while comparing.

Destination alternative #1: Dublin Airport (DUB) in Dublin

  • 121 miles (195 km) away from SNN
  • Usually 13.05% less expensive than SNN
  • Nonstop flights available

See ORD to DUB flights


Flight Hacking ORD to SNN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ORD to SNN — but Champion Traveler does!

Hack #1: London (ORD > LGW > SNN)

  • Price for both tickets: $611
  • Average savings: $18 (2.78%)

See ORD to LGW flights


Flight Questions Answered

Still have questions about flying from ORD to SNN? We’ve got answers.

Which airlines fly this route?

You can find 13 major airlines flying this route most often: Aer Lingus, Air Canada, Air France, American, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue, KLM, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Shannon Airport to Chicago O’Hare International Airport?

The distance between the two airports is roughly 3580 miles or 5761 kilometers.

How long does it take to fly from ORD to SNN?

The real-world flight time for a nonstop ORD to SNN flight is about 7 hour 26 minutes.

How many flights go between Chicago, IL and Shannon?

It depends on the day of the week and the date, but a typical day might have around 62 available flights from ORD to SNN.


Airport Location Info


Departing Airport

Origination code ORD
Origination airport name Chicago O’Hare International Airport
City Chicago, IL
Country the United States
Latitude 42
Longitude -87.9

Return Airport

Destination code SNN
Destination airport name Shannon Airport
City Shannon
Country Ireland
Latitude 52.7
Longitude -8.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.