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Ireland

$341+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — DUB
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$504
(United Airlines)

One-way from

$341
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,266
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. 26% potential increase in price ($321 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/3. 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 10/2812:45 pmBZN - DUB
1 stop13h 25mUnited Airlines
Fri 11/79:00 amDUB - BZN
2 stops37h 30mUnited Airlines
Deal found 7/3$504
This United Airlines deal was found by Cheapflights users on 7/2. 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 8/85:55 pmBIL - DUB
2 stops54h 50mUnited Airlines
Tue 8/199:50 amDUB - BIL
2 stops36h 36mUnited Airlines
Deal found 7/2$514
This United Airlines deal was found by Cheapflights users on 7/1. 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 11/126:10 amFCA - DUB
2 stops19h 00mUnited Airlines
Sun 11/169:00 amDUB - FCA
2 stops35h 36mUnited Airlines
Deal found 7/1$559
This Delta deal was found by Cheapflights users on 6/30. 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.
Fri 8/156:30 amBIL - DUB
2 stops25h 30mDelta
Fri 8/2210:00 amDUB - BIL
1 stop20h 12mDelta
Deal found 6/30$606
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 12/46:00 amBZN - DUB
1 stop18h 45mDelta
Sat 12/139:45 amDUB - BZN
1 stop21h 13mDelta
Deal found 7/2$632
This KLM deal was found by Cheapflights users on 7/3. 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.
Wed 10/88:00 amMSO - DUB
1 stop16h 55mKLM
Fri 10/1710:00 amDUB - MSO
1 stop17h 12mKLM
Deal found 7/3$642
This Delta deal was found by Cheapflights users on 7/1. 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 8/136:14 pmBTM - DUB
2 stops31h 06mDelta
Mon 8/256:00 amDUB - BTM
2 stops18h 06mDelta
Deal found 7/1$646
This United Airlines deal was found by Cheapflights users on 7/3. 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 10/812:31 pmMSO - DUB
1 stop14h 14mUnited Airlines
Fri 10/178:50 amDUB - MSO
2 stops32h 07mUnited Airlines
Deal found 7/3$646
This United Airlines deal was found by Cheapflights users on 7/2. 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 8/1310:25 amBTM - DUB
2 stops17h 45mUnited Airlines
Mon 8/259:20 amDUB - BTM
2 stops44h 01mUnited Airlines
Deal found 7/2$652
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Fri 8/87:00 amBIL - DUB
1 stop19h 45mAmerican Airlines
Tue 8/1911:15 amDUB - BIL
2 stops18h 45mAmerican Airlines
Deal found 7/2$652
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/163:00 pmBZN - DUB
1 stop14h 35mMultiple Airlines
Sat 8/234:10 pmDUB - BZN
1 stop13h 28mMultiple Airlines
Deal found 7/1$669
This Delta deal was found by Cheapflights users on 7/1. 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 10/88:00 amMSO - DUB
2 stops17h 20mDelta
Fri 10/1710:00 amDUB - MSO
2 stops21h 31mDelta
Deal found 7/1$691

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 July 3, 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

Tue 10/28

12:45 pm-8:10 am

1 stop13h 25m

Dublin

Fri 11/7

9:00 am-3:30 pm

2 stops37h 30m

$504

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Fri 8/8

5:55 pm-7:45 am

2 stops54h 50m

Dublin

Tue 8/19

9:50 am-3:26 pm

2 stops36h 36m

$514

KalispellDublin

FCA - DUB

FCADUB

Kalispell Glacier Park

Wed 11/12

6:10 am-8:10 am

2 stops19h 00m

Dublin

Sun 11/16

9:00 am-1:36 pm

2 stops35h 36m

$559

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Fri 8/15

6:30 am-3:00 pm

2 stops25h 30m

Dublin

Fri 8/22

10:00 am-11:12 pm

1 stop20h 12m

$606

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Thu 12/4

6:00 am-7:45 am

1 stop18h 45m

Dublin

Sat 12/13

9:45 am-11:58 pm

1 stop21h 13m

$632

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 10/8

8:00 am-7:55 am

1 stop16h 55m

Dublin

Fri 10/17

10:00 am-8:12 pm

1 stop17h 12m

$642

ButteDublin

BTM - DUB

BTMDUB

Butte Silver Bow Co

Wed 8/13

6:14 pm-8:20 am

2 stops31h 06m

Dublin

Mon 8/25

6:00 am-5:06 pm

2 stops18h 06m

$646

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 10/8

12:31 pm-9:45 am

1 stop14h 14m

Dublin

Fri 10/17

8:50 am-9:57 am

2 stops32h 07m

$646

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Fri 8/8

7:00 am-9:45 am

1 stop19h 45m

Dublin

Tue 8/19

11:15 am-11:00 pm

2 stops18h 45m

$652

ButteDublin

BTM - DUB

BTMDUB

Butte Silver Bow Co

Wed 8/13

10:25 am-11:10 am

2 stops17h 45m

Dublin

Mon 8/25

9:20 am-10:21 pm

2 stops44h 01m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 29 results
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3

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, November is the cheapest month in which you can book a flight from Montana to Ireland (average of $509). Flying from Montana to Ireland in June is currently the most expensive (average of $929). 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 July 3, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Air France from Montana to Ireland by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,916 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Montana to Ireland one-way?

    $383 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Delta and Air France, with prices starting from $413 and $463, respectively.

  • 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, November is the cheapest month in which you can book a flight from Montana to Ireland (average of $509). Flying from Montana to Ireland in June is currently the most expensive (average of $929). 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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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$385Average$839FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$489Average$1,142FlexibilityNo cancel feeOn-time71%
DeltaCheapest$515Average$793FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$531Average$855FlexibilityNo cancel feeOn-time75%

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