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$425+ Cheap flights from Montana 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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DUB
nov 30 — dic 71
dom 11/30
dom 12/7
1 adult, Economy
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Cheap flight deals from Montana to Ireland

Keep the following information in mind while searching for Montana to Ireland flight deals. Data was last updated ottobre 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$458
(Delta)

One-way from

$425
(United Airlines)

Popular in

July

Cheapest in

March

Average price

$683
Provider with most accurate pricing for Bozeman Gallatin Field-Dublin flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Dublin flights.
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From Montana to Ireland
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One-way flight from Montana to Ireland
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Highest demand for flights based on searches. 18% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Montana to Ireland

Cheapest flights from Montana to Ireland
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 ottobre 31, 2025.

This Delta deal was found by Cheapflights users on 10/30. 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.
mer 11/125:00 amFCA - DUB
2 stops27h 45mDelta
dom 11/168:50 amDUB - FCA
2 stops39h 36mDelta
Deal found 10/30$476
This United Airlines deal was found by Cheapflights users on 10/30. 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.
gio 12/412:50 pmBZN - DUB
1 stop12h 20mUnited Airlines
sab 12/139:00 amDUB - BZN
2 stops32h 01mUnited Airlines
Deal found 10/30$478
This Delta deal was found by Cheapflights users on 10/30. 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.
gio 12/46:00 amBZN - DUB
1 stop18h 45mDelta
sab 12/139:45 amDUB - BZN
1 stop20h 52mDelta
Deal found 10/30$484
This Delta deal was found by Cheapflights users on 10/28. 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.
mer 10/295:35 amBZN - DUB
2 stops20h 10mDelta
lun 11/109:45 amDUB - BZN
2 stops20h 49mDelta
Deal found 10/28$488
This KLM deal was found by Cheapflights users on 10/29. 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.
gio 12/45:00 amMSO - DUB
2 stops19h 45mMultiple Airlines
gio 12/189:45 amDUB - MSO
1 stop19h 08mMultiple Airlines
Deal found 10/29$501
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mer 11/126:10 amFCA - DUB
2 stops18h 20mUnited Airlines
dom 11/169:00 amDUB - FCA
2 stops43h 44mUnited Airlines
Deal found 10/28$510
This United Airlines deal was found by Cheapflights users on 10/29. 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.
mer 12/36:15 amFCA - DUB
2 stops21h 05mUnited Airlines
mer 4/89:50 amDUB - FCA
2 stops42h 40mUnited Airlines
Deal found 10/29$514
This United Airlines deal was found by Cheapflights users on 10/29. 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.
gio 12/46:15 amMSO - DUB
2 stops21h 05mUnited Airlines
gio 12/1810:40 amDUB - MSO
2 stops18h 01mUnited Airlines
Deal found 10/29$669
This American Airlines deal was found by Cheapflights users on 10/28. 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.
mer 10/291:00 pmBZN - DUB
1 stop12h 05mAmerican Airlines
lun 11/1012:55 pmDUB - BZN
1 stop31h 07mAmerican Airlines
Deal found 10/28$741
This American Airlines deal was found by Cheapflights users on 10/29. 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.
mer 11/121:52 pmBZN - SNN
2 stops19h 53mAmerican Airlines
dom 11/167:50 amSNN - BZN
2 stops36h 12mAmerican Airlines
Deal found 10/29$742
This United Airlines deal was found by Cheapflights users on 10/29. 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.
sab 12/136:15 amMSO - DUB
2 stops21h 05mUnited Airlines
sab 12/2012:05 pmDUB - MSO
2 stops32h 31mUnited Airlines
Deal found 10/29$747
This United Airlines deal was found by Cheapflights users on 10/30. 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.
dom 12/147:00 amBIL - DUB
2 stops20h 20mUnited Airlines
dom 12/2112:05 pmDUB - BIL
2 stops40h 19mUnited Airlines
Deal found 10/30$770

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 2,558,603 searches. Data last updated ottobre 31, 2025.
Use the filters below to find and compare flights from Montana to Ireland that are best for you.

Fly from

Montana

Fly to

Ireland

Route

Depart

Return

Price

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

mer 1/21

6:00 am-3:45 pm

2 stops26h 45m

Dublin

mar 2/3

10:45 am-11:17 pm

2 stops19h 32m

$458

KalispellDublin

FCA - DUB

FCADUB

Kalispell Glacier Park

mer 11/12

5:00 am-3:45 pm

2 stops27h 45m

Dublin

dom 11/16

8:50 am-5:26 pm

2 stops39h 36m

$476

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

gio 12/4

12:50 pm-8:10 am

1 stop12h 20m

Dublin

sab 12/13

9:00 am-10:01 am

2 stops32h 01m

$478

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

gio 1/15

5:15 am-3:45 pm

2 stops27h 30m

Dublin

lun 1/19

1:25 pm-11:06 am

2 stops52h 41m

$483

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

gio 12/4

6:00 am-7:45 am

1 stop18h 45m

Dublin

sab 12/13

9:45 am-11:37 pm

1 stop20h 52m

$484

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

mer 1/21

12:46 pm-8:10 am

1 stop12h 24m

Dublin

mar 2/3

10:40 am-9:54 am

2 stops30h 14m

$488

HelenaDublin

HLN - DUB

HLNDUB

Helena

mer 3/4

5:35 am-8:45 am

2 stops20h 10m

Dublin

dom 3/8

9:45 am-10:38 pm

2 stops18h 53m

$488

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

mer 3/4

5:30 am-8:45 am

2 stops20h 15m

Dublin

dom 3/8

9:45 am-8:17 pm

1 stop16h 32m

$488

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

gio 1/29

11:40 am-4:20 pm

2 stops21h 40m

Dublin

sab 2/7

5:15 pm-5:48 pm

2 stops31h 33m

$491

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

gio 1/29

12:46 pm-8:10 am

1 stop12h 24m

Dublin

sab 2/7

9:30 am-12:03 pm

2 stops33h 33m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 37 results
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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.
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

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

Currently, October is the cheapest month in which you can book a flight from Montana to Ireland (average of $385). Flying from Montana 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.

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.

  • How long is the flight from Montana to Ireland?

    Delta, United Airlines, and KLM can get you from Montana to Ireland in just under 12h 20m. Your travel time can differ by up to 14h 25m. There are 4285 mi between Montana and Ireland. This flight may include one or multiple stops.

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

    Yes. In addition to deals on Montana to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Ireland.

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

    Yes. Cheapflights offers flight deals from Montana 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 Montana to Ireland?

    Currently, October is the cheapest month in which you can book a flight from Montana to Ireland (average of $385). Flying from Montana 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

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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.
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Top 4 airlines flying from Montana to Ireland

Discover the top 4 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 2,558,603 searches. Data last updated ottobre 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$385Average$757FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$489Average$1,103FlexibilityNo cancel feeOn-time71%
DeltaCheapest$515Average$800FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$570Average$856FlexibilityNo cancel feeOn-time75%

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