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St. Louis

$738+ Cheap flights from Dublin (DUB) to St. Louis (STL)

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — STL
janv. 26 — févr. 21
dim. 1/26
dim. 2/2
1 adult, Economy
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Cheap flight deals from Dublin to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated janvier 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$756
(Delta)

One-way from

$738
(Cheapflightsfares)

Popular in

June

Cheapest in

March

Average price

$869
Provider with most accurate pricing for Dublin-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Lambert-St Louis flights.
Search Deals
From Dublin to Lambert-St Louis
Search Deals
One-way flight from Dublin to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($63 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Dublin to St. Louis

Cheapest flights from Dublin to St. Louis
Explore the most affordable flight options available from Dublin to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 21, 2025.

This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/38:50 amDUB - STL
2 stops18h 59mDelta
dim. 2/1611:50 amSTL - DUB
2 stops21h 50mDelta
Deal found 1/20$756
This TravelUp deal was found by Cheapflights users on 1/20. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/32:05 pmDUB - STL
1 stop12h 36mMultiple Airlines
dim. 2/1611:57 amSTL - DUB
2 stops15h 53mMultiple Airlines
Deal found 1/20$758
This TravelUp deal was found by Cheapflights users on 1/21. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/35:55 amDUB - STL
2 stops16h 42mKLM
dim. 3/307:10 pmSTL - DUB
1 stop31h 35mKLM
Deal found 1/21$762
This American Airlines deal was found by Cheapflights users on 1/20. 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.
lun. 2/32:05 pmDUB - STL
1 stop28h 52mAmerican Airlines
dim. 2/162:10 pmSTL - DUB
1 stop12h 30mAmerican Airlines
Deal found 1/20$768
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/32:05 pmDUB - STL
1 stop12h 37mAer Lingus
lun. 3/105:55 amSTL - DUB
1 stop18h 20mAer Lingus
Deal found 1/20$776
This Bravofly deal was found by Cheapflights users on 1/20. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/77:10 pmDUB - STL
2 stops34h 26mScandinavian Airlines
ven. 3/144:45 pmSTL - DUB
2 stops35h 35mScandinavian Airlines
Deal found 1/20$799
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/221:55 pmDUB - STL
1 stop15h 20mFinnair
lun. 8/256:19 pmSTL - DUB
1 stop11h 21mFinnair
Deal found 1/20$949
This United Airlines deal was found by Cheapflights users on 1/20. 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.
mer. 7/309:50 amDUB - STL
1 stop15h 50mUnited Airlines
jeu. 12/412:24 pmSTL - DUB
1 stop12h 36mUnited Airlines
Deal found 1/20$953
This Lufthansa deal was found by Cheapflights users on 1/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 1/279:00 amDUB - STL
1 stop20h 30mLufthansa
jeu. 1/3011:28 amSTL - DUB
1 stop13h 32mLufthansa
Deal found 1/20$986
This British Airways deal was found by Cheapflights users on 1/20. 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.
mer. 7/308:20 pmDUB - STL
2 stops29h 52mBritish Airways
jeu. 12/412:54 pmSTL - DUB
2 stops19h 51mBritish Airways
Deal found 1/20$1,017
This Air Canada deal was found by Cheapflights users on 1/20. 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.
jeu. 3/62:15 pmDUB - STL
3 stops26h 47mAir Canada
jeu. 3/133:50 pmSTL - DUB
2 stops19h 45mAir Canada
Deal found 1/20$1,572
This Iberia deal was found by Cheapflights users on 1/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/169:30 amDUB - STL
1 stop16h 42mIberia
lun. 8/184:19 pmSTL - DUB
1 stop11h 26mIberia
Deal found 1/21$2,441

Find flights from Dublin to St. Louis within your budget

Customize your flight search to find flights from Dublin to St. Louis 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 janvier 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

lun. 2/3

8:50 am-9:49 pm

2 stops18h 59m

Lambert-St Louis

dim. 2/16

11:50 am-3:40 pm

2 stops21h 50m

$756

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

lun. 2/3

2:05 pm-8:41 pm

1 stop12h 36m

Lambert-St Louis

dim. 2/16

11:57 am-9:50 am

2 stops15h 53m

$758

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

lun. 3/3

5:55 am-4:37 pm

2 stops16h 42m

Lambert-St Louis

dim. 3/30

7:10 pm-8:45 am

1 stop31h 35m

$762

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

lun. 2/3

2:05 pm-12:57 pm

1 stop28h 52m

Lambert-St Louis

dim. 2/16

2:10 pm-8:40 am

1 stop12h 30m

$768

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

lun. 3/3

2:05 pm-8:42 pm

1 stop12h 37m

Lambert-St Louis

lun. 3/10

5:55 am-5:15 am

1 stop18h 20m

$776

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

ven. 3/7

7:10 pm-11:36 pm

2 stops34h 26m

Lambert-St Louis

ven. 3/14

4:45 pm-9:20 am

2 stops35h 35m

$799

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

ven. 6/20

9:50 am-10:45 pm

2 stops18h 55m

Lambert-St Louis

lun. 6/30

5:18 pm-7:10 am

2 stops31h 52m

$984

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

jeu. 3/6

2:15 pm-11:02 am

3 stops26h 47m

Lambert-St Louis

jeu. 3/13

3:50 pm-4:35 pm

2 stops19h 45m

$1,572

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

jeu. 6/26

8:50 am-8:12 pm

2 stops17h 22m

Lambert-St Louis

lun. 8/4

2:46 pm-10:15 am

2 stops13h 29m

$2,432

DublinSt. Louis

DUB - STL

DUBSTL

Dublin

mer. 7/16

9:30 am-8:12 pm

1 stop16h 42m

Lambert-St Louis

lun. 8/18

4:19 pm-9:45 am

1 stop11h 26m

$2,441

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 13 results
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Compare providers for flights from Dublin to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dublin to St. Louis in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dublin-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dublin-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dublin-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dublin-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dublin-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Dublin 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.

Travel insights for flights from Dublin to St. Louis

Get recent, data-driven insights about flights from Dublin to St. Louis including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Dublin to St. Louis (average of $311). Flying from Dublin to St. Louis in March is currently the most expensive (average of $356). 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 St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated janvier 21, 2025.
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,985 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Scandinavian Airlines
7.3
Good
1,320 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines flying from Dublin to St. Louis round-trip?

    Our cheapest airline available from Dublin to St. Louis is Delta. Our recent data shows that you can find tickets from as low as $756 on this airline. Additional options worth looking into are KLM and American Airlines, starting at $762 and $768 round-trip. You may be able to fly from Dublin to St. Louis for 21% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Dublin to St. Louis one-way?

    $738 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on British Airways and United Airlines, with prices starting from $739 and $1,306, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin to St. Louis 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 Dublin to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Dublin to St. Louis (average of $311). Flying from Dublin to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
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St. Peters
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Alton
Farmington
Chesterfield

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