How long is the flight from Missoula to Ireland?

For as low as $488, Delta can have you in Ireland from Missoula in 21h 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.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Missoula to Ireland?

Before booking your flight from Missoula to Ireland check out the most popular airlines for this route: United Airlines, American Airlines or KLM.

What is the cheapest time of day to fly from MSO to IE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missoula to Ireland as you normally would.

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.

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.

$371+ Flights from Missoula to Ireland

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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 December 4, 2025.

Wed 12/106:15 amMSO - DUB

2 stops18h 55mUnited Airlines

Thu 12/1810:40 amDUB - MSO

2 stops33h 56mUnited Airlines

Deal found 12/3

$563

Wed 12/105:00 amMSO - DUB

2 stops27h 45mDelta

Thu 12/189:45 amDUB - MSO

1 stop19h 08mDelta

Deal found 12/4

$1,264

Best flights from Missoula to Ireland
Discover carefully curated flight deals from Missoula to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Mon 4/61:20 pmMSO - DUB

2 stops35h 35mDelta

Tue 4/1410:00 amDUB - MSO

2 stops21h 24mDelta

Deal found 12/2

$453

Fri 2/206:15 amMSO - DUB

3 stops21h 05mUnited Airlines

Tue 2/2410:40 amDUB - MSO

2 stops18h 17mUnited Airlines

Deal found 12/2

$488

Wed 4/221:05 pmMSO - DUB

2 stops17h 20mAmerican Airlines

Wed 5/61:45 pmDUB - MSO

1 stop14h 44mAmerican Airlines

Deal found 12/3

$491

Tue 4/76:04 pmMSO - DUB

2 stops30h 51mDelta

Tue 4/1410:00 amDUB - MSO

1 stop17h 11mDelta

Deal found 12/2

$453

Wed 4/226:15 amMSO - DUB

3 stops20h 30mUnited Airlines

Wed 5/68:50 amDUB - MSO

2 stops19h 36mUnited Airlines

Deal found 12/3

$492

Tue 5/51:05 pmMSO - DUB

2 stops17h 20mAmerican Airlines

Tue 5/1911:45 amDUB - MSO

1 stop16h 44mAmerican Airlines

Deal found 12/3

$495

Tue 4/71:20 pmMSO - DUB

2 stops35h 35mDelta

Wed 4/1510:00 amDUB - MSO

1 stop17h 11mDelta

Deal found 12/2

$453

Wed 1/216:00 amMSO - DUB

2 stops19h 10mUnited Airlines

Sun 1/259:30 amDUB - MSO

2 stops35h 05mUnited Airlines

Deal found 12/3

$493

Thu 4/95:16 pmMSO - DUB

2 stops55h 59mUnited Airlines

Thu 4/239:50 amDUB - MSO

2 stops42h 49mUnited Airlines

Deal found 12/3

$498

Thu 2/125:05 pmMSO - DUB

2 stops55h 05mUnited Airlines

Sat 2/2112:05 pmDUB - MSO

2 stops59h 04mUnited Airlines

Deal found 12/4

$500

Tue 5/55:32 pmMSO - DUB

3 stops30h 48mUnited Airlines

Tue 5/199:20 amDUB - MSO

2 stops43h 06mUnited Airlines

Deal found 12/3

$503

Last-minute flights from Missoula to Ireland
Discover last-minute flight deals from Missoula to Ireland. Data last updated December 4, 2025 and is based on user searches.

Wed 12/106:15 amMSO - DUB

2 stops18h 55mUnited Airlines

Thu 12/1810:40 amDUB - MSO

2 stops33h 56mUnited Airlines

Deal found 12/3

$563

Wed 12/105:00 amMSO - DUB

2 stops27h 45mDelta

Thu 12/189:45 amDUB - MSO

1 stop19h 08mDelta

Deal found 12/4

$1,264

Wed 1/75:15 pmMSO - DUB

2 stops31h 55mUnited Airlines

Wed 1/149:00 amDUB - MSO

2 stops35h 35mUnited Airlines

Deal found 12/2

$533

Wed 1/71:21 pmMSO - DUB

1 stop13h 59mMultiple Airlines

Wed 1/148:50 amDUB - MSO

2 stops22h 05mMultiple Airlines

Deal found 12/2

$690

Wed 1/71:21 pmMSO - DUB

1 stop13h 59mAmerican Airlines

Wed 1/144:40 pmDUB - MSO

1 stop27h 10mAmerican Airlines

Deal found 12/2

$691

Fri 1/161:21 pmMSO - DUB

2 stops18h 44mAmerican Airlines

Fri 1/237:35 amDUB - MSO

2 stops20h 10mAmerican Airlines

Deal found 12/1

$456

Fri 1/166:00 amMSO - DUB

2 stops18h 10mUnited Airlines

Fri 1/239:30 amDUB - MSO

3 stops35h 05mUnited Airlines

Deal found 12/1

$510

Wed 1/216:00 amMSO - DUB

2 stops19h 10mUnited Airlines

Sun 1/259:30 amDUB - MSO

2 stops35h 05mUnited Airlines

Deal found 12/3

$493

One-way flights from Missoula to Ireland
Search for one-way flight options from Missoula to Ireland. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Fri 4/108:54 pmMSO - DUB

2 stops58h 36mMultiple Airlines

Deal found 12/2

$371

Tue 3/318:32 amMSO - DUB

1 stop16h 23mKLM

Deal found 12/2

$379

Sat 1/105:15 pmMSO - DUB

2 stops31h 55mUnited Airlines

Deal found 12/2

$385

Fri 4/35:16 pmMSO - DUB

2 stops55h 59mUnited Airlines

Deal found 12/2

$398

Fri 1/92:37 pmMSO - DUB

2 stops58h 33mUnited Airlines

Deal found 12/2

$404

Fri 1/910:53 amMSO - DUB

3 stops59h 22mMultiple Airlines

Deal found 12/2

$412

Thu 1/86:00 amMSO - DUB

2 stops19h 10mUnited Airlines

Deal found 12/2

$419

Sat 1/104:20 pmMSO - DUB

3 stops56h 10mMultiple Airlines

Deal found 12/2

$422

Thu 4/26:15 amMSO - DUB

2 stops18h 05mUnited Airlines

Deal found 12/2

$429

Thu 1/86:23 amMSO - DUB

3 stops58h 32mMultiple Airlines

Deal found 12/2

$444

Find flight deals from Missoula to Ireland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$433 (American Airlines)
One-way from	$371 (Kiwi.com)
Popular in	July
Cheapest in	November
Average price	$1,005

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.

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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 ($240 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Mon 4/6

1:20 pm-7:55 am

2 stops35h 35m

Dublin

Tue 4/14

10:00 am-12:24 am

2 stops21h 24m

$453

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/7

6:04 pm-7:55 am

2 stops30h 51m

Dublin

Tue 4/14

10:00 am-8:11 pm

1 stop17h 11m

$453

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 4/7

1:20 pm-7:55 am

2 stops35h 35m

Dublin

Wed 4/15

10:00 am-8:11 pm

1 stop17h 11m

$453

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Fri 2/20

6:15 am-10:20 am

3 stops21h 05m

Dublin

Tue 2/24

10:40 am-9:57 pm

2 stops18h 17m

$488

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 4/22

1:05 pm-1:25 pm

2 stops17h 20m

Dublin

Wed 5/6

1:45 pm-9:29 pm

1 stop14h 44m

$491

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 4/22

6:15 am-9:45 am

3 stops20h 30m

Dublin

Wed 5/6

8:50 am-9:26 pm

2 stops19h 36m

$492

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 1/21

6:00 am-8:10 am

2 stops19h 10m

Dublin

Sun 1/25

9:30 am-1:35 pm

2 stops35h 05m

$493

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 5/5

1:05 pm-1:25 pm

2 stops17h 20m

Dublin

Tue 5/19

11:45 am-9:29 pm

1 stop16h 44m

$495

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Thu 4/9

5:16 pm-8:15 am

2 stops55h 59m

Dublin

Thu 4/23

9:50 am-9:39 pm

2 stops42h 49m

$498

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Thu 2/12

5:05 pm-7:10 am

2 stops55h 05m

Dublin

Sat 2/21

12:05 pm-4:09 pm

2 stops59h 04m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 22 results

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 June is currently the most expensive (average of $881). 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

Peruse reviews from past customers who have flown with KLM, 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.

KLM

7.7

Good

1,430 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,430 reviews

KLM

7.7

Good

1,430 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

United Airlines

7.4

Good

9,066 reviews

KLM

7.7

Good

1,430 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

American Airlines

7.2

Good

11,047 reviews

KLM

7.7

Good

1,430 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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 $488, Delta can have you in Ireland from Missoula in 21h 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.
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 June is currently the most expensive (average of $881). 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

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Top 3 airlines flying from Missoula to Ireland

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$385	Average$755	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$570	Average$856	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$631	Average$1,239	FlexibilityNo cancel fee	On-time71%

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$371+ 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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Missoula to Ireland with Cheapflights

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Cheap flight deals from Missoula to Ireland

Cheapest flights from Missoula to IrelandExplore 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 December 4, 2025.

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 December 4, 2025.

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 December 4, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Missoula to Ireland that are best for you.

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.

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?

Reviews of airlines servicing Ireland

Peruse reviews from past customers who have flown with KLM, 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.

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?

How long is the flight from Missoula to Ireland?

Can I find deals for flights from Missoula to Ireland that include hotel bookings?

How can I find direct flights from Missoula to Ireland?

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

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

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.

Top 3 airlines flying from Missoula to Ireland

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Travel Smart

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 December 4, 2025.