HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$329+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — DUB
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 23, 2026.

This United Airlines deal was found by Cheapflights users on 3/19. 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 4/216:15 am
MSO
-
DUB
2 stops18h 05m
United Airlines
Tue 5/511:35 am
DUB
-
MSO
2 stops16h 55m
United Airlines
Deal found 3/19$714
This United Airlines deal was found by Cheapflights users on 3/22. 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 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 3/22$718
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Fri 11/136:15 am
MSO
-
DUB
2 stops18h 15m
United Airlines
Tue 11/179:30 am
DUB
-
MSO
2 stops18h 56m
United Airlines
Deal found 3/19$749
This American Airlines deal was found by Cheapflights users on 3/19. 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.
Tue 4/211:08 pm
MSO
-
DUB
2 stops18h 27m
American Airlines
Tue 5/59:30 am
DUB
-
MSO
1 stop19h 15m
American Airlines
Deal found 3/19$750
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/46:15 am
MSO
-
DUB
2 stops21h 55m
United Airlines
Mon 5/1111:35 am
DUB
-
MSO
2 stops16h 55m
United Airlines
Deal found 3/20$764
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Fri 9/45:32 pm
MSO
-
DUB
2 stops55h 43m
United Airlines
Sun 9/139:20 am
DUB
-
MSO
2 stops33h 14m
United Airlines
Deal found 3/20$766

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 March 23, 2026.

Round-trip from

$714
(United Airlines)

One-way from

$329
(United Airlines)

Popular in

July

Cheapest in

February

Average price

$706
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. 21% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 23, 2026.
Use the filters below to find and compare flights from Missoula to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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

$718
Quickest round-trip

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/21

1:08 pm-2:35 pm

2 stops18h 27m

Dublin

Tue 5/5

9:30 am-9:45 pm

1 stop19h 15m

$750

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Mon 5/4

6:15 am-11:10 am

2 stops21h 55m

Dublin

Mon 5/11

11:35 am-9:30 pm

2 stops16h 55m

$764

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Fri 9/4

5:32 pm-8:15 am

2 stops55h 43m

Dublin

Sun 9/13

9:20 am-11:34 am

2 stops33h 14m

$766

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Thu 5/7

5:08 pm-10:40 am

2 stops34h 32m

Dublin

Thu 5/14

8:50 am-9:30 pm

2 stops19h 40m

$836
Cheapest one-way

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 9/1

5:32 pm-7:20 am

2 stops30h 48m

$329
Quickest one-way

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 9/1

7:45 am-5:10 am

1 stop14h 25m

$423

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Mon 5/18

5:05 am-7:55 am

1 stop19h 50m

$682

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sat 5/16

3:30 pm-7:55 am

1 stop33h 25m

$699

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Fri 5/22

5:05 am-7:55 am

1 stop19h 50m

$788

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Sorted by cheapest first

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 March 23, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
8,319 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

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
8,319 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

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
9,460 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

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
7.1
Good
11,489 reviews
Delta
7.9
Good
8,319 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

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 $718, United Airlines can have you in Ireland from Missoula in 14h 05m. The distance from Missoula to Ireland is about 4315 mi.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$484Average$755FlexibilityNo cancel feeOn-time69%
DeltaCheapest$487Average$859FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$599Average$866FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.