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$320+ Cheap flights from Missoula (MSO) to 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — DUB
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
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Cheap flight deals from Missoula to Ireland

Cheapest flights from Missoula to Ireland
Explore the most affordable flight options available from Missoula to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This United Airlines deal was found by Cheapflights users on 2/23. 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 10/286:15 am
MSO
-
DUB
2 stops22h 05m
United Airlines
Tue 11/310:40 am
DUB
-
MSO
3 stops36h 30m
United Airlines
Deal found 2/23$540
This United Airlines deal was found by Cheapflights users on 2/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:40 pm
MSO
-
DUB
1 stop14h 05m
United Airlines
Sat 8/229:50 am
DUB
-
MSO
2 stops42h 36m
United Airlines
Deal found 2/21$558
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 12/15:32 pm
MSO
-
DUB
2 stops30h 58m
United Airlines
Sat 12/129:00 am
DUB
-
MSO
2 stops43h 26m
United Airlines
Deal found 2/22$574
This KLM deal was found by Cheapflights users on 2/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:00 am
MSO
-
DUB
1 stop16h 45m
KLM
Sat 12/129:45 am
DUB
-
MSO
1 stop17h 27m
KLM
Deal found 2/22$575
This KLM deal was found by Cheapflights users on 2/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:00 am
MSO
-
DUB
1 stop16h 55m
KLM
Tue 10/2010:00 am
DUB
-
MSO
1 stop17h 12m
KLM
Deal found 2/20$577
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 10/126:36 pm
MSO
-
DUB
2 stops17h 04m
Multiple Airlines
Tue 10/2011:45 am
DUB
-
MSO
2 stops19h 34m
Multiple Airlines
Deal found 2/20$578
This KLM deal was found by Cheapflights users on 2/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:40 am
MSO
-
DUB
2 stops19h 05m
Multiple Airlines
Sat 12/129:45 am
DUB
-
MSO
1 stop17h 27m
Multiple Airlines
Deal found 2/22$580
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 10/1212:40 pm
MSO
-
DUB
1 stop14h 05m
United Airlines
Tue 10/209:50 am
DUB
-
MSO
2 stops42h 36m
United Airlines
Deal found 2/20$585
This United Airlines deal was found by Cheapflights users on 2/22. 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 2/256:15 am
MSO
-
DUB
2 stops18h 15m
United Airlines
Sun 3/110:40 am
DUB
-
MSO
2 stops18h 17m
United Airlines
Deal found 2/22$588
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 4/65:15 pm
MSO
-
DUB
2 stops33h 30m
United Airlines
Mon 4/1312:30 pm
DUB
-
MSO
2 stops34h 36m
United Airlines
Deal found 2/20$607

Find flight deals from Missoula to Ireland

Keep the following information in mind while searching for Missoula to Ireland flight deals. Data was last updated February 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$558
(United Airlines)

One-way from

$320
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$484
Provider with most accurate pricing for Missoula Johnson-Bell Field-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Dublin flights.
Search Deals
From Missoula Johnson-Bell Field to Ireland
Search Deals
One-way flight from Missoula Johnson-Bell Field to Ireland
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($295 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to Ireland 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 February 24, 2026.
Use the filters below to find and compare flights from Missoula to Ireland that are best for you.

Fly from

Missoula

Fly to

Ireland

Route

Depart

Return

Price

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 8/11

12:40 pm-9:45 am

1 stop14h 05m

Dublin

Sat 8/22

9:50 am-9:26 pm

2 stops42h 36m

$558

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Mon 4/6

5:15 pm-9:45 am

2 stops33h 30m

Dublin

Mon 4/13

12:30 pm-4:06 pm

2 stops34h 36m

$607

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Mon 4/6

8:32 am-7:55 am

1 stop16h 23m

Dublin

Mon 4/13

10:00 am-12:16 am

2 stops21h 16m

$645

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 8/9

6:25 am-7:45 am

2 stops42h 20m

Dublin

Mon 8/17

9:50 am-1:27 pm

2 stops34h 37m

$649

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 8/9

3:27 pm-7:55 am

1 stop33h 28m

Dublin

Mon 8/17

12:00 pm-11:47 pm

1 stop18h 47m

$704

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 5/19

5:05 am-7:55 am

1 stop19h 50m

Dublin

Fri 5/29

12:00 pm-11:40 pm

1 stop18h 40m

$738

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 8/11

3:27 pm-6:25 pm

2 stops19h 58m

Dublin

Sat 8/22

12:00 pm-11:47 pm

1 stop18h 47m

$760

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/14

7:00 am-5:55 pm

3 stops27h 55m

$320

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/14

5:15 pm-7:20 am

2 stops31h 05m

$419

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/14

1:08 pm-10:35 am

1 stop14h 27m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Best time to book a flight from Missoula to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Missoula 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 Missoula to Ireland
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated February 24, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Missoula to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,239 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,239 reviews
Delta
7.9
Good
8,239 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,344 reviews
Delta
7.9
Good
8,239 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,344 reviews
Delta
7.9
Good
8,239 reviews

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Missoula to Ireland. 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 Missoula to Ireland?

    Missoula Johnson-Bell Field (MSO), located 5.5 mi from the city center, is the airport you fly out of when you book flights from Missoula to Ireland.

  • How long is the flight from Missoula to Ireland?

    For as low as $558, United Airlines can have you in Ireland from Missoula in 14h 05m. The distance from Missoula to Ireland is about 4315 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 Missoula to Ireland that include hotel bookings?

    Yes. In addition to deals on Missoula to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missoula to Ireland?

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

  • Can I find deals for business class flights from Missoula to Ireland?

    Yes. Cheapflights offers flight deals from Missoula to Ireland 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 3 airlines flying from Missoula to Ireland

Discover the top 3 airlines that operate flights from Missoula to Ireland. 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 February 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$385Average$755FlexibilityNo cancel feeOn-time69%
DeltaCheapest$487Average$859FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$622Average$1,118FlexibilityNo cancel feeOn-time71%

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