$603+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — DUB
Oct 18 — Oct 251
Round-trip
1 adult, Economy
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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 September 18, 2026.
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 September 18, 2026.
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/176:15 am -
3 stops20h 30m
Sat 10/2411:35 am -
2 stops16h 57m
Deal found 9/18![United Airlines logo]()
$766
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:28 pm -
1 stop14h 17m
Sat 10/2411:35 am -
2 stops16h 57m
Deal found 9/18![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/242:37 pm -
2 stops33h 53m
Sun 11/299:00 am -
2 stops43h 47m
Deal found 9/15![United Airlines logo]()
$851
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 9/166:00 am -
1 stop18h 55m
Tue 11/35:45 am -
2 stops24h 06m
Deal found 9/14![Delta logo]()
$861
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/165:17 pm -
2 stops31h 13m
Tue 11/31:35 pm -
2 stops30h 56m
Deal found 9/16![United Airlines logo]()
$951
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:40 pm -
1 stop14h 05m
Tue 11/311:30 am -
1 stop32h 06m
Deal found 9/15![Aer Lingus logo]()
$991
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/256:15 am -
3 stops42h 55m
Sun 11/299:00 am -
2 stops43h 47m
Deal found 9/18![United Airlines logo]()
$1,016
This BusinessClass deal was found by Cheapflights users on 9/15. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 am -
1 stop17h 20m
Sun 11/291:00 pm -
2 stops30h 48m
Deal found 9/15![Multiple Airlines logo]()
$1,113
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/215:24 pm -
2 stops33h 31m
Fri 1/19:00 am -
2 stops35h 33m
Deal found 9/14![United Airlines logo]()
$1,134
Best flights from Missoula to IrelandDiscover 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 September 18, 2026.
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 September 18, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 2/166:10 pm -
2 stops31h 35m
Tue 3/29:40 am -
2 stops21h 51m
Deal found 9/14![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 9/15. 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 1/182:27 pm -
2 stops34h 43m
Fri 1/2210:40 am -
2 stops17h 46m
Deal found 9/15![United Airlines logo]()
$765
This Delta deal was found by Cheapflights users on 9/18. 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 1/178:00 am -
2 stops18h 00m
Tue 1/2610:45 am -
2 stops20h 46m
Deal found 9/18![Delta logo]()
$623
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/1712:28 pm -
2 stops15h 42m
Sat 10/2411:35 am -
2 stops16h 57m
Deal found 9/18![United Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/242:37 pm -
2 stops33h 53m
Sun 11/299:00 am -
2 stops43h 47m
Deal found 9/15![United Airlines logo]()
$851
This United Airlines deal was found by Cheapflights users on 9/18. 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 11/256:15 am -
3 stops42h 55m
Sun 11/299:00 am -
2 stops43h 47m
Deal found 9/18![United Airlines logo]()
$1,016
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sun 12/206:00 am -
2 stops44h 55m
Fri 1/19:30 am -
3 stops59h 03m
Deal found 9/14![United Airlines logo]()
$1,213
Last-minute flights from Missoula to IrelandDiscover last-minute flight deals from Missoula to Ireland. Data last updated September 18, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to Ireland. Data last updated September 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/1712:28 pm -
2 stops15h 42m
Sat 10/2411:35 am -
2 stops16h 57m
Deal found 9/18![United Airlines logo]()
$766
This KAYAK deal was found by Cheapflights users on 9/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:28 pm -
1 stop14h 17m
Sat 10/2411:35 am -
2 stops16h 57m
Deal found 9/18![Multiple Airlines logo]()
$785
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/256:15 am -
2 stops17h 55m
Sun 11/19:00 am -
2 stops43h 47m
Deal found 9/16![United Airlines logo]()
$3,876
This Delta deal was found by Cheapflights users on 9/14. 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 10/258:33 am -
1 stop17h 22m
Sun 11/19:40 am -
2 stops20h 11m
Deal found 9/14![Delta logo]()
$5,449
This BusinessClass deal was found by Cheapflights users on 9/16. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:48 pm -
1 stop13h 42m
Sun 11/111:30 am -
1 stop32h 06m
Deal found 9/16![Aer Lingus logo]()
$7,836
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 September 18, 2026.
Round-trip from | $603 (Delta) |
|---|---|
Popular in | June |
Cheapest in | February |
Average price | $856 |
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 7,457,451 searches. Data last updated September 18, 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
Cheapest round-trip
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Tue 2/16
6:10 pm-8:45 am
2 stops31h 35m
Dublin
Tue 3/2
9:40 am-12:31 am
2 stops21h 51m
$603
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Sun 1/17
8:00 am-9:00 am
2 stops18h 00m
Dublin
Tue 1/26
10:45 am-12:31 am
2 stops20h 46m
$623
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Mon 1/18
2:27 pm-8:10 am
2 stops34h 43m
Dublin
Fri 1/22
10:40 am-9:26 pm
2 stops17h 46m
$765
Quickest round-trip
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Sat 10/17
12:28 pm-11:10 am
2 stops15h 42m
Dublin
Sat 10/24
11:35 am-9:32 pm
2 stops16h 57m
$766
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Tue 11/24
2:37 pm-7:30 am
2 stops33h 53m
Dublin
Sun 11/29
9:00 am-9:47 pm
2 stops43h 47m
$851
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Wed 11/25
6:15 am-8:10 am
3 stops42h 55m
Dublin
Sun 11/29
9:00 am-9:47 pm
2 stops43h 47m
$1,016
MissoulaDublin
MSO Missoula Johnson-Bell Field - DUB Dublin
MSODUB
Missoula Johnson-Bell Field
Sun 12/20
6:00 am-9:55 am
2 stops44h 55m
Dublin
Fri 1/1
9:30 am-1:33 pm
3 stops59h 03m
$1,213
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.
MSO-DUB
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
MSO-IE0
MSO-DUB
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 September 18, 2026.
Peruse reviews from past customers who have flown with Delta and United 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.
Overall
7.8
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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.
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Alternative routes for Missoula to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ireland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missoula to Ireland by cabin class
Find flights from Missoula to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missoula and Ireland flights
Browse other Missoula and Ireland flight options. Last updated on September 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 2 airlines flying from Missoula to Ireland
Discover the top 2 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 7,457,451 searches. Data last updated September 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$484 | Average$729 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$487 | Average$798 | FlexibilityNo cancel fee | On-timeN/A |