FlightsFrom St. Louis

To Dublin

Cheap Flights from St. Louis to Dublin

Browse current best options from St. Louis. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

St. Louis

RatePunk searches hundreds of travel sites at once for deals on flights to Dublin

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from St. Louis to Dublin

Explore current cheapest deals departing from St. Louis to Dublin

November 9 - November 18

Cheapest

STL - Dublin

$737

$372

Round trip

August 5 - August 19

STL - Dublin

$813

$374

Round trip

August 4 - August 19

STL - Dublin

$802

$374

Round trip

August 3 - August 19

Earliest

STL - Dublin

$808

$374

Round trip

September 9 - September 16

Best

STL - Dublin

$825

$374

Round trip

September 1 - September 18

STL - Dublin

$774

$374

Round trip

September 1 - September 16

STL - Dublin

$774

$374

Round trip

August 12 - August 25

STL - Dublin

$839

$375

Round trip

September 8 - September 15

STL - Dublin

$825

$375

Round trip

September 9 - September 17

STL - Dublin

$806

$376

Round trip

Unlock all 500+ flight deals to Dublin and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from St. Louis to Dublin

Most itineraries for flights from St. Louis to Dublin connect at least once, with 0% of recent fares being non-stop. When connections are necessary, the typical number of stopovers is 2. This means you will almost certainly have at least one layover on your journey.
For travelers seeking cheap flights from St. Louis to Dublin, a typical journey including connections takes about 30h 58m. This duration accounts for the time spent in the air and any layovers between St. Louis and Dublin.
When is the cheapest time to fly from St. Louis to Dublin? The most affordable months to fly are typically March, with a median fare of $551, followed by July at $612, and April at $640. Planning your trip during these months can lead to significant savings.
Fares from St. Louis to Dublin typically range from $747–$1312, with a median of $1000. Right now, fares are near the typical level. However, 0% of recent fares were classified as a good price, indicating that finding exceptional deals can be challenging. New deals appear almost daily, so setting up a price alert could be beneficial.
The route from St. Louis to Dublin covers a substantial distance of 6294 kilometers, classifying it as a long-haul flight. This distance typically involves extended travel times and often requires connecting flights.

How much is a round trip from St. Louis to Dublin

Regular price: $614 - $1,401

Prices for flights from St. Louis to Dublin are currently below the regular range.

Regular prices for flights from St. Louis to Dublin typically range from $614 to $1401. The current lowest deal is $372 with Aer Lingus, for travel from November 9 to November 18.

now $372

Low $614

High $1,401

The cheapest time to fly from St. Louis to Dublin

The cheapest month to fly from St. Louis to Dublin is March, with a median price of $551. The most expensive month is November, with a median price of $1116. Prices are generally lower from February to December.

March

Cheapest

Flights from $551

November

Most Expensive

Flights from $1,116

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Direct flights from St. Louis to Dublin

Airline logo

Aer Lingus

Airline logo

Frontier Airlines

Airline logo

Air Canada

Airline logo

United Airlines

Last-minute flights going from St. Louis to Dublin

Sun, Jun 21

⌛ Last-Minute

STL - Dublin

United Airlines

St. Louis (STL) - Dublin (DUB)

United Airlines

$975

$1,414

One-way

Mon, Jun 22

⌛ Last-Minute

STL - Dublin

Frontier Airlines

St. Louis (STL) - Dublin (DUB)

Frontier Airlines

$1,008

$1,380

One-way

Mon, Jun 22

⌛ Last-Minute

STL - Dublin

United Airlines

St. Louis (STL) - Dublin (DUB)

United Airlines

$982

$1,420

One-way

Tue, Jun 23

⌛ Last-Minute

STL - Dublin

United Airlines

St. Louis (STL) - Dublin (DUB)

United Airlines

$989

$1,420

One-way

Wed, Jun 24

⌛ Last-Minute

STL - Dublin

United Airlines

St. Louis (STL) - Dublin (DUB)

United Airlines

$1,001

$1,420

One-way

Thu, Jul 2

⌛ Last-Minute

STL - Dublin

Southern Airways

St. Louis (STL) - Dublin (DUB)

Southern Airways

$839

$1,090

One-way

Biggest price drops on these dates for flights from St. Louis to Dublin

5 nights

Aug 20 - Aug 25

$899  →  $425

53%

13 nights

Aug 12 - Aug 25

$839  →  $375

55%

7 nights

Sep 9 - Sep 16

$825  →  $374

55%

6 nights

Aug 24 - Aug 30

$877  →  $426

51%

Popular Airports to fly from St. Louis to Dublin

St. Louis - Dublin route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for St. Louis to Dublin are near the typical level, with a median price of $1000.

📅 Best time to fly

Historically, March is the cheapest month to fly.

Flights are historically cheapest in March, with a median price of $551 to Dublin.

⏱️ Flight duration

Flights to Dublin take 30h 58m on average.

The typical flight duration from St. Louis to Dublin is 30 hours and 58 minutes.

✈️ Airlines & availability

Connecting flights are dominant for this route.

This route primarily features connecting flights, with a median of 2 stopovers.

🏆 Airline highlight

Aer Lingus has the most deals.

Aer Lingus has had 28 deals recently, making it a frequent option for this route.

🎯 Booking tip

Deals appear frequently for this route.

Historically, deals for flights from St. Louis to Dublin appear frequently, averaging 1.03 per day.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International is a good option for flights from St. Louis to Dublin.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$372

Dublin main airports to arrive at

Dublin (DUB)

Cheapest

Dublin Airport is a convenient arrival point for flights from St. Louis to Dublin, offering direct access to the city.

📍 ~10 km from city center (reachable by car)

💸 Flights from ~$372

Airports nearby Dublin used as alternative

Belfast International (BFS)

Consider Belfast International for its extensive European network, though it involves crossing the border into the United Kingdom.

📍 ~135 km from Dublin (reachable by car)

💸 Flights from ~$922

Shannon (SNN)

Shannon offers significant international and transatlantic flight options with direct motorway access from Dublin.

📍 ~195 km from Dublin (reachable by car)

💸 Flights from ~$769

George Best Belfast City (BHD)

Cheapest

George Best Belfast City is convenient for UK domestic routes, but has limited international destinations and requires cross-border travel.

📍 ~140 km from Dublin (reachable by car)

💸 Flights from ~$762

Cork (ORK)

Cork is the second largest airport in the Republic of Ireland with diverse routes and a reliable road link.

📍 ~220 km from Dublin (reachable by car)

💸 Flights from ~$934

Ireland West Airport Knock (NOC)

Ireland West Airport Knock is an alternative gateway for the west of Ireland, but has significantly limited flight frequencies.

📍 ~190 km from Dublin (reachable by car)

💸 Flights from ~$1116

Business & First Class Flight Deals to Dublin

Discover luxury on the budget with premium cabin class on flights from St. Louis to Dublin.

Elite

Best Elite deals to Dublin

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From STL

Elite

Aug 03

Dublin, Ireland

91% AI deal score

$2,539

$1,803

Save $736

From STL

Elite

Oct 26

Dublin, Ireland

90% AI deal score

$2,330

$1,741

Save $589

From STL

Elite

Oct 28

Dublin, Ireland

90% AI deal score

$2,315

$1,750

Save $565

From STL

Elite

Aug 13

Dublin, Ireland

90% AI deal score

$2,502

$1,912

Save $590

From STL

Elite

Nov 04

Dublin, Ireland

89% AI deal score

$2,221

$1,741

Save $480

From STL

Elite

Aug 15

Dublin, Ireland

89% AI deal score

$2,502

$2,012

Save $490

From STL

Elite

Aug 11

Dublin, Ireland

89% AI deal score

$2,504

$2,013

Save $491

From STL

Elite

Jul 29

Dublin, Ireland

89% AI deal score

$2,507

$2,013

Save $494

From STL

Elite

Dec 09

Dublin, Ireland

84% AI deal score

$2,026

$1,750

Save $276

From STL

Elite

Dec 08

Dublin, Ireland

83% AI deal score

$1,985

$1,741

Save $244

From STL

Elite

Nov 26

Dublin, Ireland

83% AI deal score

$2,248

$1,841

Save $407

From STL

Elite

Nov 16

Dublin, Ireland

83% AI deal score

$2,217

$1,850

Save $367

From STL

Elite

Nov 02

Dublin, Ireland

83% AI deal score

$2,221

$1,850

Save $371

From STL

Elite

Dec 01

Dublin, Ireland

82% AI deal score

$1,956

$1,750

Save $206

From STL

Elite

Nov 28

Dublin, Ireland

82% AI deal score

$2,248

$1,950

Save $298

From STL

Elite

Oct 21

Dublin, Ireland

82% AI deal score

$2,332

$1,980

Save $352

From STL

Elite

Nov 24

Dublin, Ireland

81% AI deal score

$2,245

$1,989

Save $256

From STL

Elite

Jul 22

Dublin, Ireland

81% AI deal score

$2,508

$2,222

Save $286

From STL

Elite

Aug 01

Dublin, Ireland

81% AI deal score

$2,507

$2,222

Save $285

From STL

Elite

Aug 08

Dublin, Ireland

81% AI deal score

$2,503

$2,223

Save $280

From STL

Elite

Aug 15

Dublin, Ireland

81% AI deal score

$2,688

$2,348

Save $340

From STL

Elite

Aug 24

Dublin, Ireland

80% AI deal score

$2,543

$2,310

Save $233

From STL

Elite

Aug 26

Dublin, Ireland

80% AI deal score

$2,536

$2,310

Save $226

From STL

Elite

Aug 26

Dublin, Ireland

80% AI deal score

$2,536

$2,310

Save $226

From STL

Elite

Aug 24

Dublin, Ireland

80% AI deal score

$2,537

$2,310

Save $227

From STL

Elite

Jul 23

Dublin, Ireland

80% AI deal score

$2,508

$2,324

Save $184

From STL

Elite

Jul 23

Dublin, Ireland

80% AI deal score

$2,571

$2,348

Save $223

From STL

Elite

Aug 02

Dublin, Ireland

79% AI deal score

$2,512

$2,343

Save $169

From STL

Elite

Aug 04

Dublin, Ireland

79% AI deal score

$2,483

$2,348

Save $135

From STL

Elite

Aug 11

Dublin, Ireland

79% AI deal score

$2,504

$2,348

Save $156

From STL

Elite

Aug 10

Dublin, Ireland

79% AI deal score

$2,503

$2,348

Save $155

From STL

Elite

Aug 03

Dublin, Ireland

79% AI deal score

$2,515

$2,348

Save $167

From STL

Elite

Aug 26

Dublin, Ireland

79% AI deal score

$2,513

$2,371

Save $142

From STL

Elite

Aug 24

Dublin, Ireland

79% AI deal score

$2,514

$2,371

Save $143

From STL

Elite

Aug 26

Dublin, Ireland

79% AI deal score

$2,519

$2,373

Save $146

From STL

Elite

Aug 24

Dublin, Ireland

79% AI deal score

$2,522

$2,373

Save $149

From STL

Elite

Aug 18

Dublin, Ireland

79% AI deal score

$2,532

$2,376

Save $156

From STL

Elite

Aug 15

Dublin, Ireland

79% AI deal score

$2,532

$2,376

Save $156

From STL

Elite

Aug 18

Dublin, Ireland

79% AI deal score

$2,535

$2,378

Save $157

From STL

Elite

Aug 15

Dublin, Ireland

79% AI deal score

$2,535

$2,378

Save $157

From STL

Elite

Sep 01

Dublin, Ireland

78% AI deal score

$2,274

$2,223

Save $51

From STL

Elite

Nov 26

Dublin, Ireland

77% AI deal score

$4,047

From STL

Elite

Aug 09

Dublin, Ireland

77% AI deal score

$4,100

$4,092

Save $8

From STL

Elite

Nov 26

Dublin, Ireland

77% AI deal score

$4,102

From STL

Elite

Nov 26

Dublin, Ireland

77% AI deal score

$4,204

From STL

Elite

Aug 02

Dublin, Ireland

77% AI deal score

$4,236

$4,233

Save $3

From STL

Elite

Aug 09

Dublin, Ireland

77% AI deal score

$4,238

From STL

Elite

Aug 09

Dublin, Ireland

77% AI deal score

$4,285

From STL

Elite

Aug 14

Dublin, Ireland

77% AI deal score

$4,286

From STL

Elite

Jul 22

Dublin, Ireland

77% AI deal score

$4,384

$4,349

Save $35

From STL

Elite

Aug 03

Dublin, Ireland

77% AI deal score

$4,372

$4,358

Save $14

From STL

Elite

Dec 08

Dublin, Ireland

77% AI deal score

$4,425

From STL

Elite

Dec 09

Dublin, Ireland

77% AI deal score

$4,425

From STL

Elite

Dec 01

Dublin, Ireland

77% AI deal score

$4,425

From STL

Elite

Jul 29

Dublin, Ireland

77% AI deal score

$4,429

From STL

Elite

Aug 05

Dublin, Ireland

77% AI deal score

$4,440

From STL

Elite

Aug 11

Dublin, Ireland

77% AI deal score

$4,441

From STL

Elite

Aug 12

Dublin, Ireland

77% AI deal score

$4,441

From STL

Elite

Aug 21

Dublin, Ireland

77% AI deal score

$4,614

From STL

Elite

Dec 04

Dublin, Ireland

77% AI deal score

$1,964

$1,950

Save $14

From STL

Elite

Nov 24

Dublin, Ireland

76% AI deal score

$4,333

From STL

Elite

Aug 09

Dublin, Ireland

76% AI deal score

$4,402

From STL

Elite

Sep 01

Dublin, Ireland

76% AI deal score

$4,642

From STL

Elite

Dec 10

Dublin, Ireland

76% AI deal score

$4,675

From STL

Elite

Nov 28

Dublin, Ireland

75% AI deal score

$4,734

From STL

Elite

Nov 28

Dublin, Ireland

75% AI deal score

$4,734

From STL

Elite

Nov 27

Dublin, Ireland

75% AI deal score

$4,734

From STL

Elite

Aug 05

Dublin, Ireland

75% AI deal score

$2,769

From STL

Elite

Oct 08

Dublin, Ireland

75% AI deal score

$3,032

From STL

Elite

Oct 31

Dublin, Ireland

75% AI deal score

$3,094

From STL

Elite

Oct 14

Dublin, Ireland

74% AI deal score

$3,332

From STL

Elite

Oct 15

Dublin, Ireland

74% AI deal score

$3,369

From STL

Elite

Sep 29

Dublin, Ireland

74% AI deal score

$3,532

From STL

Elite

Sep 08

Dublin, Ireland

73% AI deal score

$7,124

From STL

Elite

Aug 29

Dublin, Ireland

71% AI deal score

$7,436

From STL

Elite

Sep 12

Dublin, Ireland

71% AI deal score

$8,111

From STL

Elite

Aug 25

Dublin, Ireland

69% AI deal score

$9,483

From STL

Elite

Jul 19

Dublin, Ireland

69% AI deal score

$9,736

From STL

Elite

Sep 09

Dublin, Ireland

69% AI deal score

$9,911

From STL

Elite

Jul 03

Dublin, Ireland

69% AI deal score

$10,336

From STL

Elite

Oct 17

Dublin, Ireland

68% AI deal score

$11,236

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,319

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,532

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,724

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,831

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,845

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,845

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$41,861

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,864

From STL

Elite

Nov 22

Dublin, Ireland

68% AI deal score

$41,908

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,074

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,266

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,373

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,387

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,387

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,406

From STL

Elite

Nov 23

Dublin, Ireland

68% AI deal score

$42,450

From STL

Elite

Sep 14

Dublin, Ireland

68% AI deal score

$6,370

Frequently Asked Questions About Flights to Dublin

To find more affordable flights, consider being flexible with your travel dates and times. Using flight comparison sites can help you compare options from various airlines and online travel agencies. Look out for deals and set up price alerts for your desired route.

Booking in advance often provides more options and potentially better prices, though last-minute deals can sometimes appear. Prices may fluctuate, so monitoring fares over time can help you decide the optimal booking period. Mid-week bookings are sometimes associated with lower prices.

Comparing nearby airports can sometimes reveal different flight options or prices. While it may add to your ground travel, the potential savings on airfare could be significant. Always factor in the additional time and cost of transportation to and from alternative airports.