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$373+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$470
(Ovago)

One-way from

$373
(KAYAK)

Popular in

June

Cheapest in

December
Provider with most accurate pricing for Lambert-St Louis-Shannon flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Shannon flights.
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From Lambert-St Louis to Galway
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One-way flight from Lambert-St Louis to Galway
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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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 January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/13. 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.
Sat 8/156:00 pm
STL
-
SNN
2 stops31h 30m
United Airlines
Fri 8/289:30 am
SNN
-
STL
2 stops20h 13m
United Airlines
Deal found 1/13$443
This Ovago deal was found by Cheapflights users on 1/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:57 pm
STL
-
SNN
2 stops16h 48m
British Airways
Sun 3/158:05 pm
SNN
-
STL
2 stops28h 24m
British Airways
Deal found 1/13$470
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:35 am
STL
-
SNN
2 stops19h 55m
British Airways
Sun 3/17:50 am
SNN
-
STL
2 stops17h 40m
British Airways
Deal found 1/13$487
This British Airways deal was found by Cheapflights users on 1/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:46 am
STL
-
SNN
2 stops28h 49m
British Airways
Tue 9/224:55 pm
SNN
-
STL
1 stop32h 35m
British Airways
Deal found 1/13$499
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Wed 3/2511:59 am
STL
-
SNN
1 stop13h 21m
American Airlines
Sat 4/47:40 am
SNN
-
STL
2 stops21h 18m
American Airlines
Deal found 1/14$564
This United Airlines deal was found by Cheapflights users on 1/13. 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 9/96:49 pm
STL
-
SNN
1 stop30h 41m
United Airlines
Tue 9/229:30 am
SNN
-
STL
1 stop11h 51m
United Airlines
Deal found 1/13$566
This KAYAK deal was found by Cheapflights users on 1/14. 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.
Wed 3/2511:59 am
STL
-
SNN
2 stops18h 31m
British Airways
Sat 4/47:40 am
SNN
-
STL
2 stops21h 18m
British Airways
Deal found 1/14$569

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 January 15, 2026.
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

Mon 3/9

6:57 pm-4:45 pm

2 stops16h 48m

Shannon

Sun 3/15

8:05 pm-7:29 pm

2 stops28h 24m

$470

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 2/25

9:35 am-11:30 am

2 stops19h 55m

Shannon

Sun 3/1

7:50 am-7:30 pm

2 stops17h 40m

$487

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 3/25

11:59 am-6:20 am

1 stop13h 21m

Shannon

Sat 4/4

7:40 am-10:58 pm

2 stops21h 18m

$564

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 3/25

11:59 am-11:30 am

2 stops18h 31m

Shannon

Sat 4/4

7:40 am-10:58 pm

2 stops21h 18m

$569

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Fri 3/20

2:00 pm-11:30 am

2 stops16h 30m

Shannon

Wed 3/25

2:45 pm-11:29 am

1 stop25h 44m

$590

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Mon 3/9

2:00 pm-11:30 am

2 stops16h 30m

Shannon

Sun 3/15

2:45 pm-11:29 am

1 stop25h 44m

$612

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Fri 5/15

9:35 pm-3:50 pm

1 stop12h 15m

$373

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Fri 5/15

3:30 pm-11:15 am

1 stop13h 45m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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
No data available for this route at this time. Please check back soon.

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 January 15, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from St. Louis to Galway by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,163 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,163 reviews
United Airlines
7.4
Good
9,163 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,129 reviews
United Airlines
7.4
Good
9,163 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • How long is the flight from St. Louis to Galway?

    British Airways and American Airlines can get you from St. Louis to Galway in just under 13h 21m. Your travel time can differ by up to 3h 27m. The distance from St. Louis to Galway is about 3824 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

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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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$548Average$821FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$596Average$880FlexibilityNo cancel feeOn-time69%

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