$379+ Cheap flights from Montana 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DUB
Oct 27 — Nov 31
Round-trip
1 adult, Economy
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Cheapest flights from Montana to IrelandExplore the most affordable flight options available from Montana to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.
Explore the most affordable flight options available from Montana to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 27, 2026.
This Air France deal was found by Cheapflights users on 9/22. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:00 am -
1 stop18h 55m
Mon 12/213:25 pm -
2 stops34h 21m
Deal found 9/22![Air France logo]()
$625
This Air France deal was found by Cheapflights users on 9/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:12 pm -
2 stops18h 18m
Mon 11/165:15 pm -
2 stops31h 28m
Deal found 9/23![Multiple Airlines logo]()
$632
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop18h 55m
Mon 11/29:40 am -
1 stop20h 49m
Deal found 9/23![Delta logo]()
$644
This Delta deal was found by Cheapflights users on 9/24. 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 10/216:30 am -
1 stop18h 25m
Fri 10/3010:45 am -
2 stops17h 40m
Deal found 9/24![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/131:31 pm -
1 stop11h 24m
Mon 12/2111:55 am -
1 stop30h 26m
Deal found 9/23![Delta logo]()
$649
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:31 pm -
2 stops31h 14m
Mon 11/169:40 am -
1 stop21h 19m
Deal found 9/23![Delta logo]()
$659
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:30 am -
2 stops19h 25m
Sun 11/156:00 am -
2 stops23h 45m
Deal found 9/23![Delta logo]()
$667
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Mon 11/24:13 pm -
3 stops32h 17m
Mon 11/169:00 am -
2 stops43h 30m
Deal found 9/23![United Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/212:37 pm -
3 stops33h 53m
Mon 11/29:00 am -
2 stops37h 30m
Deal found 9/22![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/228:00 am -
1 stop18h 45m
Sat 10/318:00 am -
2 stops34h 45m
Deal found 9/22![United Airlines logo]()
$730
This Air Canada deal was found by Cheapflights users on 9/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
2 stops20h 15m
Fri 10/308:00 am -
3 stops20h 30m
Deal found 9/24![Multiple Airlines logo]()
$745
This KLM deal was found by Cheapflights users on 9/26. 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 11/105:30 am -
2 stops20h 15m
Tue 11/175:15 pm -
2 stops31h 24m
Deal found 9/26![KLM logo]()
$746
Best flights from Montana to IrelandDiscover carefully curated flight deals from Montana to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
Discover carefully curated flight deals from Montana to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 27, 2026.
This Delta deal was found by Cheapflights users on 9/24. 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 2/241:15 pm -
1 stop12h 30m
Wed 3/1010:45 am -
1 stop32h 30m
Deal found 9/24![Delta logo]()
$604
This United Airlines deal was found by Cheapflights users on 9/26. 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 1/177:00 am -
2 stops18h 10m
Thu 1/219:00 am -
2 stops42h 59m
Deal found 9/26![United Airlines logo]()
$695
This KLM deal was found by Cheapflights users on 9/25. 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 11/98:30 am -
2 stops21h 10m
Mon 11/163:25 pm -
2 stops33h 13m
Deal found 9/25![Multiple Airlines logo]()
$770
This Ovago deal was found by Cheapflights users on 9/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:26 pm -
1 stop15h 09m
Wed 10/2811:30 am -
1 stop31h 57m
Deal found 9/24![Aer Lingus logo]()
$1,074
This British Airways deal was found by Cheapflights users on 9/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:08 pm -
2 stops39h 37m
Wed 1/63:10 pm -
2 stops38h 47m
Deal found 9/26![British Airways logo]()
$1,090
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/101:15 pm -
2 stops16h 25m
Wed 3/1710:45 am -
2 stops19h 25m
Deal found 9/22![Delta logo]()
$634
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/212:37 pm -
3 stops33h 53m
Mon 11/29:00 am -
2 stops37h 30m
Deal found 9/22![United Airlines logo]()
$707
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop18h 55m
Mon 11/29:40 am -
1 stop20h 49m
Deal found 9/22![Delta logo]()
$644
This United deal was found by Cheapflights users on 9/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:37 pm -
3 stops33h 53m
Mon 11/29:00 am -
2 stops19h 30m
Deal found 9/23![Multiple Airlines logo]()
$777
This Delta deal was found by Cheapflights users on 9/24. 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 10/216:30 am -
1 stop18h 25m
Fri 10/3010:45 am -
2 stops17h 40m
Deal found 9/24![Delta logo]()
$645
This United Airlines deal was found by Cheapflights users on 9/25. 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 3/222:40 pm -
2 stops34h 50m
Fri 3/268:00 am -
2 stops55h 51m
Deal found 9/25![United Airlines logo]()
$711
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:15 am -
2 stops19h 40m
Mon 12/219:55 am -
2 stops32h 24m
Deal found 9/22![Delta logo]()
$648
This United Airlines deal was found by Cheapflights users on 9/24. 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 1/257:00 am -
2 stops18h 10m
Fri 1/2910:40 am -
2 stops29h 53m
Deal found 9/24![United Airlines logo]()
$722
This Ovago deal was found by Cheapflights users on 9/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:03 am -
2 stops27h 52m
Mon 11/28:40 pm -
2 stops31h 38m
Deal found 9/26![Multiple Airlines logo]()
$867
This United Airlines deal was found by Cheapflights users on 9/25. 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 3/222:40 pm -
3 stops34h 50m
Tue 3/308:50 am -
2 stops32h 01m
Deal found 9/25![United Airlines logo]()
$727
This Delta deal was found by Cheapflights users on 9/25. 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 3/216:15 am -
1 stop19h 40m
Tue 3/308:55 am -
2 stops17h 53m
Deal found 9/25![Delta logo]()
$718
This United Airlines deal was found by Cheapflights users on 9/26. 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 1/189:45 am -
2 stops39h 25m
Fri 1/2210:40 am -
2 stops17h 46m
Deal found 9/26![United Airlines logo]()
$733
This Ovago deal was found by Cheapflights users on 9/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 am -
2 stops25h 35m
Sun 11/297:20 pm -
3 stops58h 59m
Deal found 9/27![British Airways logo]()
$1,123
This Ovago deal was found by Cheapflights users on 9/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/96:30 am -
2 stops27h 15m
Fri 3/192:40 pm -
2 stops27h 55m
Deal found 9/23![Multiple Airlines logo]()
$961
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/222:37 pm -
3 stops33h 53m
Sat 10/318:00 am -
2 stops34h 45m
Deal found 9/22![United Airlines logo]()
$734
This Delta deal was found by Cheapflights users on 9/25. 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.
Mon 11/96:18 pm -
2 stops30h 27m
Mon 11/169:40 am -
1 stop17h 17m
Deal found 9/25![Delta logo]()
$800
This United Airlines deal was found by Cheapflights users on 9/25. 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 3/217:00 am -
2 stops45h 20m
Sun 3/289:50 am -
2 stops55h 01m
Deal found 9/25![United Airlines logo]()
$747
This United Airlines deal was found by Cheapflights users on 9/24. 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 12/96:20 am -
2 stops18h 50m
Thu 12/1710:40 am -
2 stops17h 57m
Deal found 9/24![United Airlines logo]()
$750
This American Airlines deal was found by Cheapflights users on 9/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/91:45 pm -
2 stops20h 00m
Fri 3/192:40 pm -
3 stops27h 55m
Deal found 9/23![American Airlines logo]()
$2,948
This Air Canada deal was found by Cheapflights users on 9/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:14 am -
2 stops17h 56m
Sun 11/159:00 am -
3 stops35h 34m
Deal found 9/23![Multiple Airlines logo]()
$1,136
This United Airlines deal was found by Cheapflights users on 9/26. 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 11/106:30 am -
2 stops20h 50m
Tue 11/179:30 am -
3 stops35h 19m
Deal found 9/26![United Airlines logo]()
$750
This Gurufare deal was found by Cheapflights users on 9/24. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 am -
2 stops25h 35m
Sun 11/294:05 pm -
2 stops51h 43m
Deal found 9/24![Multiple Airlines logo]()
$1,141
This United Airlines deal was found by Cheapflights users on 9/24. 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 12/912:38 pm -
2 stops14h 42m
Thu 12/1710:40 am -
2 stops17h 51m
Deal found 9/24![United Airlines logo]()
$777
This KAYAK deal was found by Cheapflights users on 9/27. 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.
Tue 11/246:22 am -
2 stops30h 03m
Sun 11/298:05 pm -
2 stops33h 55m
Deal found 9/27![British Airways logo]()
$1,732
This Ovago deal was found by Cheapflights users on 9/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:10 pm -
2 stops28h 05m
Tue 11/1712:30 pm -
1 stop40h 08m
Deal found 9/26![Multiple Airlines logo]()
$1,283
Last-minute flights from Montana to IrelandDiscover last-minute flight deals from Montana to Ireland. Data last updated September 27, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Ireland. Data last updated September 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/27:00 am -
2 stops19h 45m
Sat 10/108:50 am -
2 stops21h 01m
Deal found 9/23![United Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Fri 10/164:19 pm -
2 stops32h 01m
Mon 10/2612:05 pm -
2 stops29h 40m
Deal found 9/23![United Airlines logo]()
$761
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am -
1 stop18h 55m
Mon 11/29:40 am -
1 stop20h 49m
Deal found 9/23![Delta logo]()
$644
This Delta deal was found by Cheapflights users on 9/24. 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 10/216:30 am -
1 stop18h 25m
Fri 10/3010:45 am -
2 stops17h 40m
Deal found 9/24![Delta logo]()
$645
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/212:37 pm -
3 stops33h 53m
Mon 11/29:00 am -
2 stops37h 30m
Deal found 9/22![United Airlines logo]()
$707
This Air Canada deal was found by Cheapflights users on 9/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 am -
2 stops20h 15m
Fri 10/308:00 am -
3 stops20h 30m
Deal found 9/24![Multiple Airlines logo]()
$745
This United deal was found by Cheapflights users on 9/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:37 pm -
3 stops33h 53m
Mon 11/29:00 am -
2 stops19h 30m
Deal found 9/23![Multiple Airlines logo]()
$777
This KAYAK deal was found by Cheapflights users on 9/24. 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 10/215:00 am -
2 stops21h 45m
Mon 10/2612:05 pm -
2 stops27h 40m
Deal found 9/24![Lufthansa logo]()
$780
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 10/216:00 am -
1 stop20h 45m
Fri 10/3012:55 pm -
1 stop14h 17m
Deal found 9/24![American Airlines logo]()
$797
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Thu 10/228:00 am -
1 stop18h 45m
Sat 10/318:00 am -
2 stops34h 45m
Deal found 9/22![United Airlines logo]()
$730
This Delta deal was found by Cheapflights users on 9/26. 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.
Fri 10/308:33 am -
1 stop17h 22m
Mon 11/25:45 am -
2 stops24h 06m
Deal found 9/26![Delta logo]()
$842
This Air France deal was found by Cheapflights users on 9/26. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:33 am -
1 stop17h 22m
Mon 11/29:40 am -
1 stop17h 14m
Deal found 9/26![Multiple Airlines logo]()
$845
One-way flights from Montana to IrelandSearch for one-way flight options from Montana to Ireland. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
Search for one-way flight options from Montana to Ireland. Find affordable one-way fares based on user searches. Data last updated September 27, 2026.
This Travelocity deal was found by Cheapflights users on 9/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/187:00 am -
2 stops41h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Air Canada logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 3/182:40 pm -
3 stops33h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 9/26. 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.
Mon 10/265:30 am -
2 stops27h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Delta logo]()
$468
This United Airlines deal was found by Cheapflights users on 9/26. 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 10/264:14 pm -
3 stops36h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![United Airlines logo]()
$469
This KAYAK deal was found by Cheapflights users on 9/22. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:38 pm -
1 stop13h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Aer Lingus logo]()
$493
This Delta deal was found by Cheapflights users on 9/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/95:15 am -
2 stops19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Delta logo]()
$509
This Ovago deal was found by Cheapflights users on 9/26. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:37 pm -
1 stop35h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Brussels Airlines logo]()
$513
This United Airlines deal was found by Cheapflights users on 9/24. 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 12/912:38 pm -
3 stops35h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$641
This BusinessClass deal was found by Cheapflights users on 9/25. 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.
Thu 3/182:40 pm -
1 stop35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Brussels Airlines logo]()
$1,058
Find flight deals from Montana to Ireland
Keep the following information in mind while searching for Montana to Ireland flight deals. Data was last updated September 27, 2026.
Most accurate provider | BusinessClass 3 stars |
|---|---|
Most trusted provider | BusinessClass 3 stars |
Round-trip from | $603 (Delta) |
One-way from | $379 (Travelocity) |
Popular in | July |
Cheapest in | April |
Average price | $846 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana 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 27, 2026.
Use the filters below to find and compare flights from Montana to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BillingsDublin
BIL Billings Logan Intl - DUB Dublin
BILDUB
Billings Logan Intl
Thu 3/18
7:00 am-6:10 am
2 stops41h 10m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$379
BillingsDublin
BIL Billings Logan Intl - DUB Dublin
BILDUB
Billings Logan Intl
Thu 3/18
2:40 pm-6:10 am
3 stops33h 30m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$390
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Mon 10/26
5:30 am-2:30 pm
2 stops27h 00m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$468
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Mon 10/26
4:14 pm-10:20 am
3 stops36h 06m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$469
Quickest round-trip
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Wed 12/9
5:15 am-7:55 am
2 stops19h 40m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$509
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Wed 2/24
1:15 pm-8:45 am
1 stop12h 30m
Dublin
Wed 3/10
10:45 am-12:15 pm
1 stop32h 30m
$604
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Wed 3/10
1:15 pm-12:40 pm
2 stops16h 25m
Dublin
Wed 3/17
10:45 am-12:10 am
2 stops19h 25m
$634
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Wed 12/9
12:38 pm-7:30 am
3 stops35h 52m
Dublin
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$641
BozemanDublin
BZN Bozeman Gallatin Field - DUB Dublin
BZNDUB
Bozeman Gallatin Field
Wed 10/21
6:00 am-7:55 am
1 stop18h 55m
Dublin
Mon 11/2
9:40 am-11:29 pm
1 stop20h 49m
$644
BillingsDublin
BIL Billings Logan Intl - DUB Dublin
BILDUB
Billings Logan Intl
Wed 10/21
6:30 am-7:55 am
1 stop18h 25m
Dublin
Fri 10/30
10:45 am-10:25 pm
2 stops17h 40m
$645
Showing 1-10 of 36 resultsSorted by cheapest first
Best time to book a flight from Montana to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Montana with our price prediction graph.
BIL-DUB
BZN-DUB
FCA-DUB
GTF-DUB
HLN-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 Montana to Ireland
USMT-IE0
BIL-DUB
BZN-DUB
FCA-DUB
GTF-DUB
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Montana 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 Montana 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 Montana to Ireland by cabin class
Find flights from Montana to Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Ireland flights
Browse other Montana and Ireland flight options. Last updated on September 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Ireland
Find the right flight back to Montana after your stay in Ireland
Montana to Ireland flights
Consider these flights traveling from Montana to Ireland.
Fly to Ireland regions
Consider these flights traveling to Ireland regions.
Top 3 airlines flying from Montana to Ireland
Discover the top 3 airlines that operate flights from Montana 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$456 | Average$719 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$478 | Average$786 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$600 | Average$903 | FlexibilityNo cancel fee | On-time71% |