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Cheap flights from Ireland to Montana from £706

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BZN
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Montana

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Montana
Explore the most affordable flight options available from Ireland to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Fri 15/508:55
DUB
-
BZN
2 stops21h 49m
Delta
Tue 19/516:02
BZN
-
DUB
2 stops19h 23m
Delta
Deal found 8/5£706
Fri 15/505:55
DUB
-
BZN
2 stops19h 00m
Multiple Airlines
Tue 19/506:00
BZN
-
DUB
1 stop18h 55m
Multiple Airlines
Deal found 8/5£709
Sun 17/505:55
DUB
-
BZN
2 stops24h 49m
Delta
Sat 23/513:45
BZN
-
DUB
1 stop11h 10m
Delta
Deal found 10/5£710
Sat 13/605:55
DUB
-
BZN
2 stops23h 53m
Delta
Sat 20/606:00
BZN
-
DUB
2 stops21h 00m
Delta
Deal found 8/5£714
Fri 15/512:00
DUB
-
BZN
1 stop18h 44m
KLM
Tue 19/513:45
BZN
-
DUB
1 stop11h 10m
KLM
Deal found 8/5£716
Sat 16/512:00
DUB
-
BZN
1 stop18h 44m
KLM
Thu 21/513:45
BZN
-
DUB
1 stop11h 10m
KLM
Deal found 9/5£717
Tue 26/505:55
DUB
-
BZN
2 stops24h 26m
Delta
Mon 1/616:04
BZN
-
DUB
2 stops19h 21m
Delta
Deal found 12/5£751
Tue 26/512:00
DUB
-
BZN
1 stop18h 44m
KLM
Mon 1/614:19
BZN
-
DUB
1 stop35h 26m
KLM
Deal found 12/5£760
Sat 16/511:10
DUB
-
BZN
2 stops19h 34m
Delta
Thu 21/505:35
BZN
-
DUB
2 stops19h 20m
Delta
Deal found 9/5£802
Sun 17/511:35
DUB
-
BZN
2 stops17h 02m
United Airlines
Sat 23/510:20
BZN
-
DUB
1 stop14h 00m
United Airlines
Deal found 10/5£847

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 12 May 2026.

Round-trip from

£710

Popular in

July

Cheapest in

February

Average price

£800
Delta
  • Delta
  • 3/6-11/6
  • 4 total stops
  • 44h 04m total
  • Ireland to Montana
Search Deals
Highest demand for flights based on searches. 32% potential increase in price (£310 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease (£76 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from Ireland to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Wed 3/6

05:55-23:19

2 stops24h 24m

Bozeman Gallatin Field

Thu 11/6

05:15-07:55

2 stops19h 40m

£710

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Wed 3/6

11:10-23:19

2 stops19h 09m

Bozeman Gallatin Field

Thu 11/6

14:15-08:45

1 stop35h 30m

£710

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 13/6

05:55-22:48

2 stops23h 53m

Bozeman Gallatin Field

Sat 20/6

06:00-10:00

2 stops21h 00m

£714

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Thu 28/5

08:55-23:21

2 stops21h 26m

Bozeman Gallatin Field

Mon 1/6

16:04-18:25

2 stops19h 21m

£751

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Tue 26/5

05:55-23:21

2 stops24h 26m

Bozeman Gallatin Field

Mon 1/6

16:04-18:25

2 stops19h 21m

£751

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Tue 26/5

12:00-23:44

1 stop18h 44m

Bozeman Gallatin Field

Mon 1/6

14:19-08:45

1 stop35h 26m

£760
Fastest return journey

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 5/9

11:35-19:57

1 stop15h 22m

Bozeman Gallatin Field

Wed 16/9

13:10-11:10

1 stop15h 00m

£847
Cheapest one-way
Fastest single journey

DublinBozeman

DUB - BZN

DUBBZN

Dublin

Sat 4/7

09:50-15:33

3 stops36h 43m

£1,177

Flights are sorted by cheapest return flights first.

Deals found on 8/5

Sorted by cheapest first

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 return 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 £630). Flying from Ireland to Montana 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 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?

    Departing from Ireland to Montana will take you 19h 09m. Ireland and Montana are separated by a distance of 4285 mi. When browsing for deals, the options you’ll see will be for both direct 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 holiday 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 £630). Flying from Ireland to Montana 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ireland to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Edinburgh to John F Kennedy Intl flights
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London City to San Francisco flights
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London City to Orlando flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Montana?

Cheapflights makes it easy to find Ireland to Montana flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Montana?

Cheapflights helps you find that perfect flight to Montana from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to Montana with no change fees?

Certainly. Search results for flights to Montana from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ireland to Montana become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Montana on Cheapflights with our Price Alert feature and get notified when better prices are available.

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