Cheap Flights from St. Louis (CPS) to Galway (GWY)

Popular airlines from St. Louis, MO (CPS-St. Louis Downtown) to Galway (GWY)

Frequently asked questions

How much does a flight from St. Louis Downtown Airport (CPS) to Galway (GWY) cost?
Secure a cheap one-way flight or cheap return flight from St. Louis Downtown Airport (CPS) to Galway (GWY) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from St. Louis Downtown Airport (CPS) to Galway (GWY)?
Planning your getaway for is a good way to save, as it's the cheapest month for flights between CPS and GWY. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from St. Louis Downtown Airport (CPS) to Galway (GWY)?
To find the cheapest airline that'll fly you from CPS to GWY, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from St. Louis Downtown Airport (CPS) to Galway (GWY)?
You'll need to catch a flight with a layover if you're traveling from St. Louis Downtown Airport (CPS) to Galway (GWY). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from CPS to GWY?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Louis Downtown Airport (CPS) to Galway (GWY)?
To avoid potential delays on the St. Louis Downtown Airport (CPS) to Galway (GWY) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from St. Louis Downtown Airport (CPS) to Galway (GWY) last-minute?
Holding off until right before your break to book your flight from CPS to GWY often results in higher prices. Although you may find some last-minute offers, there's no guarantee. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a CPS to GWY flight and hotel package?
Compared with arranging hotels and flights separately, booking a CPS to GWY flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from St. Louis Downtown Airport (CPS) to Galway (GWY)?
If you booked your CPS to GWY flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
St. Louis Downtown
Destination airport
Galway
Distance
3810 mi

Book with confidence

Book with confidence

St. Louis to Galway Flights

The cheapest times to fly from St. Louis to Galway

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Galway are during the month of . You can find some of the cheapest flights from St. Louis to Galway with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Galway

Sunday is one of the best days to book for cheap flights from St. Louis to Galway: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Galway

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Galway in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Galway flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Galway airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Galway Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.