HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Montana

$960+ Cheap flights from Ireland to Montana

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BZN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ireland to Montana with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ireland to Montana

Best flights from Ireland to Montana
Discover carefully curated flight deals from Ireland to Montana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This KLM deal was found by Cheapflights users on 12/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/245:55 amDUB - BZN
2 stops21h 30mMultiple Airlines
Sun 2/811:40 amBZN - DUB
2 stops21h 05mMultiple Airlines
Deal found 12/16$960
This KLM deal was found by Cheapflights users on 12/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/245:55 amDUB - BZN
2 stops21h 11mKLM
Sun 2/811:40 amBZN - DUB
2 stops21h 40mKLM
Deal found 12/15$965
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Fri 1/169:00 amDUB - BZN
2 stops33h 33mUnited Airlines
Mon 1/1912:46 pmBZN - DUB
1 stop12h 24mUnited Airlines
Deal found 12/14$968
This American Airlines deal was found by Cheapflights users on 12/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:40 pmDUB - MSO
1 stop27h 14mAmerican Airlines
Mon 3/91:20 pmMSO - DUB
2 stops18h 15mAmerican Airlines
Deal found 12/14$1,138
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 1/249:00 amDUB - BZN
2 stops19h 33mUnited Airlines
Sun 2/811:45 amBZN - DUB
1 stop12h 45mUnited Airlines
Deal found 12/15$968
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 3/510:40 amDUB - MSO
2 stops18h 17mUnited Airlines
Mon 3/96:15 amMSO - DUB
2 stops21h 40mUnited Airlines
Deal found 12/14$973

Find flight deals from Ireland to Montana

Keep the following information in mind while searching for Ireland to Montana flight deals. Data was last updated December 18, 2025.

Round-trip from

$960
(KLM)

Popular in

March

Cheapest in

September

Average price

$1,222
From Ireland to Montana
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Montana 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 December 18, 2025.
Use the filters below to find and compare flights from Ireland to Montana that are best for you.

Fly from

Ireland

Fly to

Montana

Route

Depart

Return

Price

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 1/24

5:55 am-8:25 pm

2 stops21h 30m

Bozeman Gallatin Field

Sun 2/8

11:40 am-3:45 pm

2 stops21h 05m

$960

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 1/24

5:55 am-8:06 pm

2 stops21h 11m

Bozeman Gallatin Field

Sun 2/8

11:40 am-4:20 pm

2 stops21h 40m

$965

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Fri 1/16

9:00 am-11:33 am

2 stops33h 33m

Bozeman Gallatin Field

Mon 1/19

12:46 pm-8:10 am

1 stop12h 24m

$968

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 1/24

9:00 am-9:33 pm

2 stops19h 33m

Bozeman Gallatin Field

Sun 2/8

11:45 am-7:30 am

1 stop12h 45m

$968

DublinMissoula

DUB - MSO

DUBMSO

Dublin

Thu 3/5

10:40 am-9:57 pm

2 stops18h 17m

Missoula Johnson-Bell Field

Mon 3/9

6:15 am-9:55 am

2 stops21h 40m

$973

DublinMissoula

DUB - MSO

DUBMSO

Dublin

Thu 3/5

4:40 pm-12:54 pm

1 stop27h 14m

Missoula Johnson-Bell Field

Mon 3/9

1:20 pm-1:35 pm

2 stops18h 15m

$1,138

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Best time to book a flight from Ireland to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Ireland 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 Ireland to Montana

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

Currently, September is the cheapest month in which you can book a flight from Ireland to Montana (average of $853). Flying from Ireland to Montana in March is currently the most expensive (average of $1,724). 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 Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown American Airlines from Ireland to Montana. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,055 reviews

Overall

7.2

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,055 reviews
American Airlines
7.2
Good
11,055 reviews

Overall

7.2

Crew

8.0

Comfort

7.2

Entertainment

6.9

Food

6.5

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

Find useful and relevant information for your journey from Ireland to Montana. 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 Ireland to Montana?

    A quick flight from Ireland to Montana can take about 21h 11m. KLM provides one of the quickest options available for as low as $965. Ireland and Montana are separated by a distance of 4285 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 Ireland to Montana that include hotel bookings?

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Ireland to Montana (average of $853). Flying from Ireland to Montana in March is currently the most expensive (average of $1,724). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Montana

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to John F Kennedy Intl flights
Charles de Gaulle to Newark flights
Orly to Newark flights
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Frankfurt to Newark flights
Frankfurt to John F Kennedy Intl flights
Charles de Gaulle to LaGuardia flights
Orly to John F Kennedy Intl flights
Charles de Gaulle to Miami flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
London City to John F Kennedy Intl flights
Gatwick to Newark flights
Bruxelles-National to Newark flights
Charles de Gaulle to Los Angeles flights
Bruxelles-National to John F Kennedy Intl flights
Frankfurt to LaGuardia flights
Stansted to John F Kennedy Intl flights
Gatwick to LaGuardia flights
Malpensa to Newark flights
Madrid to Newark flights
Frankfurt to Miami flights
Madrid to John F Kennedy Intl flights
Barcelona-El Prat to Newark flights
London City to Newark flights
Luton to John F Kennedy Intl flights
Berlin to Newark flights
Leonardo da Vinci/Fiumicino to Newark flights
Barcelona-El Prat to John F Kennedy Intl flights
Vienna to Newark flights
Frankfurt to Los Angeles flights
Stansted to Newark flights
Leonardo da Vinci/Fiumicino to John F Kennedy Intl flights
Luton to Newark flights
Frederic Chopin to John F Kennedy Intl flights
Vienna to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Munich to Newark flights
Duesseldorf Intl to Newark flights
Heathrow to Miami flights
Beauvais-Tille to Newark flights
Frederic Chopin to Newark flights
Zurich to John F Kennedy Intl flights
Madrid to Miami flights
Munich to John F Kennedy Intl flights
Amsterdam to Newark flights
Bruxelles-National to LaGuardia flights
Orly to Los Angeles flights

Top airline flying from Ireland to Montana

Discover the top airline that operate flights from Ireland to Montana. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$863Average$943FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.