HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Galway

$343+ Cheap flights from St. Louis (STL) to Galway, Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNN
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Galway with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Galway

Keep the following information in mind while searching for St. Louis to Galway flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$625
(United Airlines)

One-way from

$343
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$1,024
Provider with most accurate pricing for Lambert-St Louis-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Shannon flights.
Search Deals
From Lambert-St Louis to Galway
Search Deals
One-way flight from Lambert-St Louis to Galway
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from St. Louis to Galway

Cheapest flights from St. Louis to Galway
Explore the most affordable flight options available from St. Louis to Galway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1310:00 amSTL - SNN
1 stop15h 30mUnited Airlines
Sat 8/239:30 amSNN - STL
1 stop14h 43mUnited Airlines
Deal found 4/17$625
This KLM deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:05 amSTL - SNN
2 stops22h 05mMultiple Airlines
Sat 6/71:05 pmSNN - STL
2 stops14h 26mMultiple Airlines
Deal found 4/16$820
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/167:30 pmSTL - SNN
2 stops14h 20mAmerican Airlines
Sat 6/77:40 amSNN - STL
2 stops18h 50mAmerican Airlines
Deal found 4/16$951
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/711:25 amSTL - SNN
1 stop16h 50mLufthansa
Fri 7/1812:30 pmSNN - STL
1 stop14h 35mLufthansa
Deal found 4/17$979
This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/167:30 amSTL - SNN
2 stops26h 20mAir Canada
Sat 6/77:40 amSNN - STL
3 stops21h 05mAir Canada
Deal found 4/17$985
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/211:22 pmSTL - SNN
2 stops20h 48mBritish Airways
Fri 8/17:40 amSNN - STL
2 stops18h 43mBritish Airways
Deal found 4/17$1,122

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Galway that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from St. Louis to Galway that are best for you.

Fly from

St. Louis

Fly to

Galway

Route

Depart

Return

Price

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 8/13

10:00 am-7:30 am

1 stop15h 30m

Shannon

Sat 8/23

9:30 am-6:13 pm

1 stop14h 43m

$625

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Sat 5/31

7:05 am-11:10 am

2 stops22h 05m

Shannon

Sat 6/7

1:05 pm-9:31 pm

2 stops14h 26m

$820

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Fri 5/16

7:30 pm-3:50 pm

2 stops14h 20m

Shannon

Sat 6/7

7:40 am-8:30 pm

2 stops18h 50m

$951

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Mon 7/7

11:25 am-10:15 am

1 stop16h 50m

Shannon

Fri 7/18

12:30 pm-9:05 pm

1 stop14h 35m

$979

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Fri 5/16

7:30 am-3:50 pm

2 stops26h 20m

Shannon

Sat 6/7

7:40 am-10:45 pm

3 stops21h 05m

$985

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Mon 7/21

1:22 pm-4:10 pm

2 stops20h 48m

Shannon

Fri 8/1

7:40 am-8:23 pm

2 stops18h 43m

$1,122

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Tue 5/13

5:45 pm-2:45 pm

2 stops39h 00m

$343

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Tue 5/13

8:30 am-10:15 am

2 stops19h 45m

$433

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Tue 5/13

9:10 am-5:25 am

1 stop14h 15m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from St. Louis to Galway

Have a flexible travel schedule? Discover the best time to fly to Galway from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Galway

What is the cheapest month to book a flight from St. Louis to Galway?

Currently, February is the cheapest month in which you can book a flight from St. Louis to Galway (average of $533). Flying from St. Louis to Galway in June is currently the most expensive (average of $1,007). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Galway by month

Plan your trip to Galway by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Galway ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Galway when rainfall is around 2.3 in.

Temperature in Galway by month

Plan your trip to Galway by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Galway, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Galway

Get insights into the airlines that provide service to Galway. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Galway. Reviews last updated April 17, 2025.
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,667 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,142 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.7
Okay
7,012 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
6,767 reviews
United Airlines
7.4
Good
8,667 reviews

Entertainment

7.0

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Galway. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Galway?

    For a flight from St. Louis to Galway, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Galway per day. 2 airlines have flights to Galway from Lambert-St Louis on a regular basis.

  • Can I find deals for flights from St. Louis to Galway that include hotel bookings?

    Yes. In addition to deals on St. Louis to Galway flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Galway?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Galway.

  • Can I find deals for business class flights from St. Louis to Galway?

    Yes. Cheapflights offers flight deals from St. Louis to Galway by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Galway?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Galway (average of $533). Flying from St. Louis to Galway in June is currently the most expensive (average of $1,007). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from St. Louis to Galway

Discover the top 2 airlines that operate flights from St. Louis to Galway. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$544Average$854FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$729Average$1,045FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.