Cheap flights from St. Louis (STL) to Dublin (DUB) from $450

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — DUB
May 3 — May 101

The best prices from Lambert-St Louis to Dublin are usually found in February or January, booked 23 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from St. Louis to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Dublin (DUB). 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 April 28, 2024.

Popular in

June

Cheapest in

February

Average price

$876

Round-trip from

$505
High demand for flights, 27% potential price rise
Best time to find cheap flights, 33% potential price drop
Average for round-trip flights in April 2024
From Lambert-St Louis to Dublin

What is the cheapest day to fly round-trip from St. Louis to Dublin?

Friday flights are found to be more expensive to fly from St. Louis to Dublin. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Dublin.

How far in advance should I book a flight from St. Louis to Dublin?

Find a great deal and save up to 86% by booking at least 23 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Dublin within the next two weeks, with the cheapest ticket starting at $854.

What is the cheapest month to fly from St. Louis to Dublin?

February can be a great time to fly to Dublin from St. Louis with a flight ticket averaging about $977. Cheapflights users have found deals in the month of February for as cheap as $519. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from St. Louis to Dublin (STL - DUB)?

One of the essential ways to save on airfare from St. Louis to Dublin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 51% on airfare.

Cheap Air Canada flights from St. Louis to Dublin

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Dublin. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Check out some of the cheapest Air Canada flights we've come across from St. Louis to Dublin. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 10/1512:00 pmSTL - DUB
2 stops38h 15mAir Canada
Fri 10/259:50 amDUB - STL
1 stop11h 30mAir Canada
Deal found 4/27$809
Thu 9/1212:00 pmSTL - DUB
1 stop14h 30mAir Canada
Sat 9/219:50 amDUB - STL
1 stop11h 30mAir Canada
Deal found 4/27$903
Sun 8/2512:00 pmSTL - DUB
2 stops38h 15mAir Canada
Sun 9/1510:15 amDUB - STL
2 stops35h 05mAir Canada
Deal found 4/27$909
Sat 7/2712:00 pmSTL - DUB
2 stops38h 15mAir Canada
Thu 8/89:50 amDUB - STL
1 stop11h 31mAir Canada
Deal found 4/27$979
Sat 7/2712:00 pmSTL - DUB
2 stops38h 15mAir Canada
Tue 8/69:50 amDUB - STL
2 stops41h 15mAir Canada
Deal found 4/27$1,000
Sat 7/275:30 pmSTL - DUB
2 stops32h 45mAir Canada
Thu 8/89:50 amDUB - STL
1 stop11h 31mAir Canada
Deal found 4/27$1,007
Sat 7/2712:00 pmSTL - DUB
1 stop14h 30mAir Canada
Wed 8/79:50 amDUB - STL
1 stop16h 11mAir Canada
Deal found 4/27$1,023
Tue 5/214:05 pmSTL - DUB
1 stop10h 10mAir Canada
Tue 5/289:50 amDUB - STL
1 stop11h 31mAir Canada
Deal found 4/27$1,029
Tue 9/2412:00 pmSTL - DUB
1 stop14h 30mAir Canada
Sat 9/289:50 amDUB - STL
1 stop11h 30mAir Canada
Deal found 4/27$1,313

Cheap British Airways flights from St. Louis to Dublin

Explore cheap flight options specifically provided by British Airways for the route between St. Louis and Dublin. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Some of the best deals we've found on British Airways flights traveling from St. Louis to Dublin. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 10/16:21 pmSTL - DUB
2 stops14h 24mBritish Airways
Wed 10/1612:40 pmDUB - STL
1 stop15h 44mBritish Airways
Deal found 4/27$814
Sun 8/254:20 pmSTL - DUB
2 stops14h 05mBritish Airways
Sun 9/159:30 amDUB - STL
1 stop12h 02mBritish Airways
Deal found 4/27$864
Fri 5/315:08 pmSTL - DUB
2 stops19h 57mBritish Airways
Sun 6/99:30 amDUB - STL
1 stop10h 56mBritish Airways
Deal found 4/27$1,112
Fri 5/317:45 amSTL - DUB
2 stops29h 20mBritish Airways
Sat 6/89:10 pmDUB - STL
2 stops26h 08mBritish Airways
Deal found 4/27$1,171
Thu 6/206:08 pmSTL - DUB
2 stops14h 27mBritish Airways
Sat 6/298:55 amDUB - STL
2 stops15h 02mBritish Airways
Deal found 4/27$1,588

Cheap St. Louis to Dublin flights in April & May 2024

Find cheap flight options from St. Louis to Dublin specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Prices were last updated on April 28, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Dublin in 2024. Check back soon for alternative fares.
Tue 5/214:05 pmSTL - DUB
1 stop10h 10mAir Canada
Tue 5/289:50 amDUB - STL
1 stop11h 31mAir Canada
Deal found 4/27$1,029
Fri 5/317:30 amSTL - DUB
1 stop15h 30mAmerican Airlines
Wed 6/1211:45 amDUB - STL
1 stop18h 18mAmerican Airlines
Deal found 4/27$1,038
Sun 5/268:21 amSTL - DUB
1 stop19h 24mAmerican Airlines
Tue 6/411:45 amDUB - STL
1 stop17h 37mAmerican Airlines
Deal found 4/27$1,040
Tue 5/146:00 amSTL - DUB
1 stop20h 45mDelta
Sun 5/1911:00 amDUB - STL
1 stop18h 40mDelta
Deal found 4/28$1,041
Sun 5/268:21 amSTL - DUB
1 stop19h 24mAmerican Airlines
Tue 6/41:55 pmDUB - STL
2 stops15h 27mAmerican Airlines
Deal found 4/27$1,044
Tue 5/146:00 amSTL - DUB
1 stop20h 45mDelta
Sun 5/1910:00 amDUB - STL
2 stops17h 34mDelta
Deal found 4/27$1,046
Tue 5/145:25 pmSTL - DUB
2 stops32h 50mAir Canada
Sun 5/199:50 amDUB - STL
2 stops30h 24mAir Canada
Deal found 4/28$1,068
Tue 5/145:25 pmSTL - DUB
2 stops32h 50mAir Canada
Sun 5/199:50 amDUB - STL
2 stops30h 24mAir Canada
Deal found 4/27$1,074
Tue 5/2112:00 pmSTL - DUB
2 stops16h 25mDelta
Tue 5/286:05 amDUB - STL
2 stops17h 17mDelta
Deal found 4/28$1,088

St. Louis to Dublin 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Dublin in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Listed are some of the best fares we've found on flights departing from St. Louis to Dublin in 2024. Check back soon for alternative fares.
Tue 11/58:25 amSTL - DUB
1 stop19h 30mUnited Airlines
Tue 11/129:00 amDUB - STL
2 stops37h 26mUnited Airlines
Deal found 4/27$512
Tue 11/56:15 amSTL - DUB
2 stops21h 40mUnited Airlines
Tue 11/129:00 amDUB - STL
2 stops37h 26mUnited Airlines
Deal found 4/27$516
Tue 11/58:25 amSTL - DUB
1 stop19h 30mMultiple Airlines
Tue 11/129:00 amDUB - STL
1 stop30h 53mMultiple Airlines
Deal found 4/27$524
Tue 11/510:40 amSTL - DUB
1 stop14h 35mAir Canada
Wed 11/139:00 amDUB - STL
1 stop12h 23mAir Canada
Deal found 4/26$525
Tue 11/51:27 pmSTL - DUB
2 stops14h 28mMultiple Airlines
Tue 11/129:00 amDUB - STL
1 stop30h 53mMultiple Airlines
Deal found 4/27$528
Tue 11/510:40 amSTL - DUB
1 stop14h 35mMultiple Airlines
Wed 11/1311:50 amDUB - STL
2 stops28h 03mMultiple Airlines
Deal found 4/26$531
Tue 11/510:40 amSTL - DUB
1 stop14h 35mMultiple Airlines
Tue 11/195:15 amDUB - STL
2 stops34h 38mMultiple Airlines
Deal found 4/27$534
Tue 11/52:54 pmSTL - DUB
2 stops15h 16mBritish Airways
Tue 11/199:05 amDUB - STL
2 stops18h 26mBritish Airways
Deal found 4/27$539
Tue 11/511:58 amSTL - DUB
2 stops15h 52mBritish Airways
Tue 11/129:05 amDUB - STL
2 stops18h 26mBritish Airways
Deal found 4/27$540

One-way flights to Dublin from St. Louis

Search for one-way flight options from St. Louis to Dublin. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Dublin. Those needing a return flight from St. Louis to Dublin can use the search form above.
Mon 7/299:20 pmSTL - DUB
2 stops39h 40mMultiple Airlines
Deal found 4/27$450
Mon 7/298:35 pmSTL - DUB
3 stops32h 30mMultiple Airlines
Deal found 4/27$551
Mon 7/2910:11 amSTL - DUB
1 stop16h 34mKLM
Deal found 4/27$657
Thu 8/158:25 amSTL - DUB
2 stops19h 30mLufthansa
Deal found 4/27$2,693
Thu 8/156:08 amSTL - DUB
1 stop16h 42mMultiple Airlines
Deal found 4/27$3,001

Find flights from St. Louis to Dublin within your budget

Customize your flight search to find flights from St. Louis to Dublin 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 2,991,349 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$808 - $1,085

Route

Depart

Return

Price

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 10/13

1 stop16h 12m

Dublin

Fri 10/25

1 stop11h 30m

$808

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 10/15

2 stops38h 15m

Dublin

Fri 10/25

1 stop11h 30m

$809

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 10/1

2 stops14h 24m

Dublin

Wed 10/16

1 stop15h 44m

$814

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 10/1

1 stop11h 52m

Dublin

Wed 10/16

1 stop15h 22m

$818

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Tue 9/24

1 stop14h 30m

Dublin

Tue 10/1

2 stops16h 30m

$821

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sun 8/25

2 stops26h 30m

Dublin

Sat 8/31

2 stops31h 54m

$982

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Sat 7/27

1 stop34h 15m

Dublin

Tue 8/6

1 stop13h 35m

$998

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Wed 7/17

2 stops15h 59m

Dublin

Fri 7/26

2 stops21h 41m

$1,028

Lambert-St LouisDublin

STL - DUB

STLDUB

Lambert-St Louis

Thu 8/1

2 stops34h 30m

Dublin

Sat 8/10

2 stops28h 45m

$1,085

Flights are sorted by cheapest first

Deals found on 4/27

When is the best time to book a flight from St. Louis to Dublin?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Dublin. Price data was last updated on January 28, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Dublin, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from St. Louis to Dublin?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Dublin. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Dublin flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Dublin by month

Plan your trip from St. Louis to Dublin by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Dublin is currently $1,470 while a round-trip flight costs $907. Price data was last updated on April 21, 2024.

Currently, November is the cheapest month in which you can book a flight from St. Louis to Dublin (average of $505). Flying from St. Louis to Dublin in June is currently the most expensive (average of $990). 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.

January

$527

February

$530

March

$573

April

$668

May

$697

June

$990

July

$989

August

$832

September

$711

October

$616

November

$505

December

$506

Temperature and rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average temperature and rainfall totals by month.

DUB

Temperature

41 - 60.8 °F

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated April 28, 2024.
To help decide which airline to fly from St. Louis to Dublin, see what other customers have to say about Air Canada, British Airways and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

8.1
Very good
10,932 reviews
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.9
Good
1,623 reviews
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.5
Good
2,977 reviews
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.5
Good
3,696 reviews
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

7.4
Good
11,221 reviews
8.1
Very good
10,932 reviews

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from St. Louis to Dublin for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Dublin for under $900. The cheapest flight booked recently is on Multiple Airlines for just $808, but on average you can expect to pay $861.

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

    According to our current data, Air Canada ($809), British Airways ($814), and American Airlines ($818) offers the cheapest pricing from St. Louis to Dublin. Air Canada is 17% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular airlines that fly from St. Louis to Dublin?

  • What does STL to DUB mean?

    STL stands for Lambert-St Louis Airport, while DUB stands for Dublin Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from St. Louis to Dublin that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Dublin flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Dublin with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Dublin flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Dublin that allow pets onboard?

    Many airlines flying from St. Louis to Dublin offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Dublin?

    Yes, you can often find last-minute deals on St. Louis to Dublin flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Dublin flight deals updated?

    The St. Louis to Dublin flight deals you see on this page were last updated on 4/27.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from St. Louis to Dublin

Discover the top 9 airlines that operate flights from St. Louis to Dublin. 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 2,991,349 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$506Average$808FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest$508Average$936FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$556Average$965FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$563Average$867FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$566Average$1,010FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest$597Average$820FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest$598Average$1,029FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest$632Average$868FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest$942Average$1,212FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Search flights from St. Louis to Dublin by cabin class

Find flights from St. Louis to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Dublin?

Deals for St. Louis to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Dublin.

Can Cheapflights find flights from St. Louis to Dublin with no change fees?

Yes, we can. To see specific flights from St. Louis to Dublin with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis to Dublin become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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