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$682+ Cheap flights from St. Louis (STL) to Galway, Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNN
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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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 November 3, 2025.

This Air Canada deal was found by Cheapflights users on 11/1. 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.
Wed 12/34:05 pmSTL - SNN
2 stops13h 25mAir Canada
Sun 12/78:05 pmSNN - STL
2 stops49h 24mAir Canada
Deal found 11/1$682
This American Airlines deal was found by Cheapflights users on 11/1. 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 12/311:50 amSTL - SNN
1 stop12h 30mAmerican Airlines
Sun 12/72:45 pmSNN - STL
2 stops14h 53mAmerican Airlines
Deal found 11/1$692
This British Airways deal was found by Cheapflights users on 11/2. 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.
Sun 11/162:08 pmSTL - SNN
2 stops15h 22mBritish Airways
Sat 11/225:25 pmSNN - STL
2 stops30h 29mBritish Airways
Deal found 11/2$736
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Tue 12/304:05 pmSTL - SNN
2 stops42h 40mAir Canada
Sun 1/45:30 pmSNN - STL
2 stops51h 59mAir Canada
Deal found 11/2$1,122
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Wed 12/244:05 pmSTL - SNN
2 stops37h 25mAir Canada
Tue 12/307:50 amSNN - STL
2 stops37h 39mAir Canada
Deal found 11/2$1,136
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Thu 12/254:05 pmSTL - SNN
2 stops41h 40mAir Canada
Tue 12/307:50 amSNN - STL
2 stops37h 39mAir Canada
Deal found 11/2$1,209
This British Airways deal was found by Cheapflights users on 11/2. 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 12/242:04 pmSTL - SNN
2 stops39h 26mBritish Airways
Wed 12/317:50 amSNN - STL
2 stops21h 25mBritish Airways
Deal found 11/2$1,221
This British Airways deal was found by Cheapflights users on 11/2. 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.
Mon 12/298:01 pmSTL - SNN
2 stops57h 29mBritish Airways
Sun 1/48:05 pmSNN - STL
2 stops31h 06mBritish Airways
Deal found 11/2$1,223
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Wed 12/244:05 pmSTL - SNN
2 stops37h 25mAir Canada
Sun 1/45:30 pmSNN - STL
2 stops51h 59mAir Canada
Deal found 11/2$1,289
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Wed 12/244:05 pmSTL - SNN
2 stops37h 25mAir Canada
Mon 12/295:30 pmSNN - STL
2 stops51h 59mAir Canada
Deal found 11/2$1,310
This British Airways deal was found by Cheapflights users on 11/2. 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.
Thu 12/2511:43 amSTL - SNN
2 stops23h 02mBritish Airways
Mon 12/298:05 pmSNN - STL
2 stops33h 50mBritish Airways
Deal found 11/2$1,321
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Thu 12/254:05 pmSTL - SNN
2 stops37h 25mAir Canada
Sun 1/45:30 pmSNN - STL
2 stops51h 59mAir Canada
Deal found 11/2$1,361

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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$484
(American Airlines)

Popular in

June

Cheapest in

March
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
Highest demand for flights based on searches. 6% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals

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 November 3, 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 12/3

4:05 pm-11:30 am

2 stops13h 25m

Shannon

Sun 12/7

8:05 pm-3:29 pm

2 stops49h 24m

$682

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 12/3

11:50 am-6:20 am

1 stop12h 30m

Shannon

Sun 12/7

2:45 pm-11:38 pm

2 stops14h 53m

$692

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Sun 11/16

2:08 pm-11:30 am

2 stops15h 22m

Shannon

Sat 11/22

5:25 pm-5:54 pm

2 stops30h 29m

$736

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Thu 12/25

4:05 pm-3:45 pm

2 stops41h 40m

Shannon

Tue 12/30

7:50 am-3:29 pm

2 stops37h 39m

$1,209

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Thu 12/25

11:43 am-7:25 pm

2 stops25h 42m

Shannon

Wed 12/31

7:50 am-11:15 pm

2 stops21h 25m

$1,221

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Mon 12/29

8:01 pm-11:30 am

2 stops57h 29m

Shannon

Sun 1/4

8:05 pm-9:11 pm

2 stops31h 06m

$1,223

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Wed 12/24

4:05 pm-11:30 am

2 stops37h 25m

Shannon

Sun 1/4

5:30 pm-3:29 pm

2 stops51h 59m

$1,289

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Thu 12/25

11:43 am-4:45 pm

2 stops23h 02m

Shannon

Thu 1/1

7:50 am-7:30 pm

2 stops17h 40m

$1,421

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Mon 12/29

2:06 pm-4:45 pm

2 stops20h 39m

Shannon

Wed 12/31

7:50 am-11:15 pm

2 stops21h 25m

$1,455

St. LouisShannon

STL - SNN

STLSNN

Lambert-St Louis

Sat 12/27

6:35 pm-4:45 pm

2 stops16h 10m

Shannon

Sun 1/4

8:05 pm-9:11 pm

2 stops31h 06m

$1,457

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 11 results
1
2

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 November 3, 2025.
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
8,997 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,038 reviews
United Airlines
7.4
Good
8,997 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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?

    Air Canada, American Airlines, and British Airways can get you from St. Louis to Galway in just under 12h 30m. Your travel time can differ by up to 2h 52m. 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

Browse thousands of different options on Cheapflights for your next trip

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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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$582Average$900FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$671Average$946FlexibilityNo cancel feeOn-time69%

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