HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$462+ Cheap flights from Missoula (MSO) to Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — DUB
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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

Keep the following information in mind while searching for Missoula to Ireland flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$462
(United Airlines)

Popular in

July

Cheapest in

February

Average price

$1,334
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
Highest demand for flights based on searches. 24% potential increase in price ($277 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/7. 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.
Sat 2/216:15 amMSO - DUB
3 stops21h 05mUnited Airlines
Sat 2/289:00 amDUB - MSO
2 stops43h 57mUnited Airlines
Deal found 1/7$462
This United Airlines deal was found by Cheapflights users on 1/8. 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 4/245:15 pmMSO - DUB
2 stops56h 00mUnited Airlines
Fri 5/89:20 amDUB - MSO
2 stops43h 22mUnited Airlines
Deal found 1/8$470
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Sat 4/256:15 amMSO - DUB
2 stops44h 30mUnited Airlines
Thu 5/79:50 amDUB - MSO
2 stops58h 42mUnited Airlines
Deal found 1/8$472
This United Airlines deal was found by Cheapflights users on 1/8. 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 4/215:15 pmMSO - DUB
2 stops33h 30mUnited Airlines
Thu 5/79:50 amDUB - MSO
2 stops58h 42mUnited Airlines
Deal found 1/8$477
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Sat 4/256:15 amMSO - DUB
3 stops43h 00mUnited Airlines
Fri 5/89:20 amDUB - MSO
2 stops43h 22mUnited Airlines
Deal found 1/8$481
This KLM deal was found by Cheapflights users on 1/7. 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.
Sat 2/217:30 amMSO - DUB
1 stop17h 15mKLM
Sat 2/285:15 pmDUB - MSO
2 stops33h 46mKLM
Deal found 1/7$483
This KLM deal was found by Cheapflights users on 1/8. 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.
Sun 2/227:30 amMSO - DUB
1 stop17h 15mKLM
Sun 3/19:45 amDUB - MSO
1 stop17h 16mKLM
Deal found 1/8$485
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/216:00 amMSO - DUB
2 stops18h 30mUnited Airlines
Sun 1/259:30 amDUB - MSO
2 stops19h 21mUnited Airlines
Deal found 1/7$489
This United Airlines deal was found by Cheapflights users on 1/8. 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 4/226:15 amMSO - DUB
2 stops21h 25mUnited Airlines
Tue 5/59:50 amDUB - MSO
2 stops18h 52mUnited Airlines
Deal found 1/8$490
This Delta deal was found by Cheapflights users on 1/8. 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.
Sun 4/268:32 amMSO - DUB
1 stop16h 23mDelta
Tue 5/53:00 pmDUB - MSO
2 stops16h 16mDelta
Deal found 1/8$493

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 January 8, 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

Sat 2/21

6:15 am-10:20 am

3 stops21h 05m

Dublin

Sat 2/28

9:00 am-9:57 pm

2 stops43h 57m

$462

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 4/26

5:15 pm-9:45 am

2 stops33h 30m

Dublin

Fri 5/8

9:20 am-9:42 pm

2 stops43h 22m

$466

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 4/26

6:15 am-10:40 am

2 stops45h 25m

Dublin

Thu 5/7

9:50 am-1:32 pm

2 stops58h 42m

$472

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sat 4/25

6:15 am-8:15 am

3 stops43h 00m

Dublin

Fri 5/8

9:20 am-9:42 pm

2 stops43h 22m

$481

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sat 4/25

6:15 am-9:45 am

3 stops44h 30m

Dublin

Thu 5/7

9:50 am-1:32 pm

2 stops58h 42m

$482

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sat 2/21

7:30 am-7:45 am

1 stop17h 15m

Dublin

Sat 2/28

5:15 pm-8:01 pm

2 stops33h 46m

$483

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 4/26

8:32 am-7:55 am

1 stop16h 23m

Dublin

Thu 5/7

10:00 am-8:07 pm

1 stop17h 07m

$489

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 1/21

6:00 am-7:30 am

2 stops18h 30m

Dublin

Sun 1/25

9:30 am-9:51 pm

2 stops19h 21m

$489

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/21

5:15 pm-7:20 am

2 stops31h 05m

Dublin

Tue 5/5

9:50 am-9:42 pm

2 stops18h 52m

$490

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Sun 4/26

8:32 am-7:55 am

1 stop16h 23m

Dublin

Tue 5/5

3:00 pm-12:16 am

2 stops16h 16m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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

What is the cheapest month to book a flight from Missoula to Ireland?

Currently, October is the cheapest month in which you can book a flight from Missoula to Ireland (average of $385). Flying from Missoula to Ireland in January is currently the most expensive (average of $1,279). 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.

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 January 8, 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
8,025 reviews

Entertainment

7.8

Boarding

8.1

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
8,025 reviews
Delta
7.9
Good
8,025 reviews

Entertainment

7.8

Boarding

8.1

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
9,139 reviews
Delta
7.9
Good
8,025 reviews

Entertainment

7.8

Boarding

8.1

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
11,095 reviews
Delta
7.9
Good
8,025 reviews

Entertainment

7.8

Boarding

8.1

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 $462, United Airlines can have you in Ireland from Missoula in 21h 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.

  • What is the cheapest month to book a flight from Missoula to Ireland?

    Currently, October is the cheapest month in which you can book a flight from Missoula to Ireland (average of $385). Flying from Missoula to Ireland in January is currently the most expensive (average of $1,279). 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

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.

Alternative routes for Missoula to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Vicenza flights
Bozeman to Amsterdam flights
Billings to Dublin flights
Bozeman to Heathrow flights
Bozeman to Lisbon flights
Billings to Leonardo da Vinci/Fiumicino flights
Missoula to Leonardo da Vinci/Fiumicino flights
Missoula to Malpensa flights
Bozeman to Charles de Gaulle flights
Bozeman to Dublin flights
Kalispell to Vicenza flights
Bozeman to Madrid flights
Billings to Keflavik Intl flights
Billings to Heathrow flights
Bozeman to Malpensa flights
Missoula to Lisbon flights
Bozeman to Edinburgh flights
Bozeman to Leonardo da Vinci/Fiumicino flights
Kalispell to Heathrow flights
Bozeman to Athens flights
Missoula to Charles de Gaulle flights
Missoula to Frankfurt flights
Missoula to Vicenza flights
Bozeman to Geneva flights
Missoula to Heathrow flights
Missoula to Frederic Chopin flights
Missoula to Hamburg flights
Missoula to Dublin flights
Billings to Charles de Gaulle flights
Bozeman to Barcelona-El Prat flights
Bozeman to Istanbul flights
Kalispell to Amsterdam flights
Missoula to Munich flights
Bozeman to Arlanda flights
Bozeman to Orly flights
Bozeman to Zurich flights
Kalispell to Frankfurt flights
Great Falls to Copenhagen flights
Missoula to Amsterdam flights
Bozeman to Frankfurt flights
Bozeman to Naples flights
Kalispell to Leonardo da Vinci/Fiumicino flights
Bozeman to London City flights
Bozeman to Munich flights
Bozeman to Oslo Gardermoen flights
Bozeman to Prague flights
Kalispell to Barcelona-El Prat flights
Missoula to Vienna flights
Billings to Munich flights

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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$385Average$755FlexibilityNo cancel feeOn-time69%
DeltaCheapest$487Average$859FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$776Average$1,266FlexibilityNo 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.