How long is the flight from Ireland to Montana?

Departing from Ireland to Montana will take you 19h 30m. Ireland and Montana are separated by a distance of 4285 mi.

In terms of precipitation, rainfall in Montana ranges from 10.0 - 50.0 inches per month. May is typically the wettest month, when rainfall can reach 50.0 mm. January is typically the driest time to visit Montana when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Montana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

What is the cheapest time of day to fly from IE to MT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Montana as you normally would.

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.

£796+ Cheap Flights from Ireland to Montana

Cheap flight deals from Ireland to Montana

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

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 23 August 2026.

Sat 7/1109:00 -

2 stops19h 30m

Wed 11/1116:32 -

2 stops31h 58m

Deal found 19/8£796

Wed 7/1005:55 -

2 stops25h 02m

Mon 12/1013:12 -

2 stops22h 13m

Deal found 19/8£831

Fri 28/805:55 -

2 stops23h 47m

Tue 1/906:19 -

1 stop18h 36m

Deal found 20/8£836

Fri 9/1005:55 -

2 stops25h 02m

Fri 16/1005:30 -

2 stops26h 55m

Deal found 22/8£838

Mon 5/1005:55 -

2 stops24h 24m

Mon 12/1014:00 -

1 stop10h 55m

Deal found 21/8£840

Fri 28/811:35 -

1 stop14h 07m

Tue 1/911:35 -

1 stop12h 55m

Deal found 20/8£843

Fri 9/1010:00 -

1 stop20h 57m

Fri 16/1014:00 -

1 stop10h 55m

Deal found 22/8£846

Tue 6/1011:00 -

1 stop19h 57m

Tue 13/1006:00 -

1 stop18h 55m

Deal found 22/8£848

Fri 28/812:15 -

2 stops17h 44m

Tue 1/906:55 -

3 stops21h 10m

Deal found 20/8£2,034

Find flight deals from Ireland to Montana

Round-trip from	£792
Popular in	June
Cheapest in	February
Average price	£824

United Airlines
7/11-11/11
4 total stops
37h 30m total
Ireland to Montana

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£72 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Sat 7/11

09:00-21:30

2 stops19h 30m

Bozeman Gallatin Field

Wed 11/11

16:13-07:30

3 stops32h 17m

£796

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Wed 7/10

05:55-23:57

2 stops25h 02m

Bozeman Gallatin Field

Mon 12/10

13:12-18:25

2 stops22h 13m

£831

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Fri 9/10

05:55-23:57

2 stops25h 02m

Bozeman Gallatin Field

Fri 16/10

05:30-15:25

2 stops26h 55m

£838

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Mon 5/10

05:55-23:19

2 stops24h 24m

Bozeman Gallatin Field

Mon 12/10

13:12-15:25

2 stops19h 13m

£838

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Fri 9/10

10:00-23:57

1 stop20h 57m

Bozeman Gallatin Field

Fri 16/10

14:00-07:55

1 stop10h 55m

£846

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Tue 6/10

11:00-23:57

1 stop19h 57m

Bozeman Gallatin Field

Tue 13/10

06:00-07:55

1 stop18h 55m

£848

Fastest return journey

DublinBozeman

DUB Dublin - BZN Bozeman Gallatin Field

DUBBZN

Dublin

Tue 12/1

10:40-19:07

1 stop15h 27m

Bozeman Gallatin Field

Sat 16/1

11:30-07:30

1 stop13h 00m

£944

Flights are sorted by cheapest return flights first.

Deals found on 19/8

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.

DUB-BZN

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

IE0-USMT

DUB-BZN

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Ireland to Montana?
Departing from Ireland to Montana will take you 19h 30m. Ireland and Montana are separated by a distance of 4285 mi.
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.

See more FAQs

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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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Cheap flights from Ireland to Montana from £796

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Montana

Cheapest flights from Ireland to MontanaExplore 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 23 August 2026.

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 23 August 2026.

Best flights from Ireland to MontanaDiscover carefully curated flight deals from Ireland to Montana that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Discover carefully curated flight deals from Ireland to Montana that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Last-minute flights from Ireland to MontanaDiscover last-minute flight deals from Ireland to Montana. Data last updated 23 August 2026 and is based on user searches.

Discover last-minute flight deals from Ireland to Montana. Data last updated 23 August 2026 and is based on user searches.

Find flight deals from Ireland to Montana

Round-trip from

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Use the filters below to find and compare flights from Ireland to Montana that are best for you.

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.

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Related info for your journey

How long is the flight from Ireland to Montana?

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

How can I find direct flights from Ireland to Montana?

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

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.

Airlines flying to Montana

Alternative routes for Ireland to Montana

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Montana by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Ireland to Montana by cabin class

Find flights from Ireland to Montana, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ireland and Montana flights

Browse other Ireland and Montana flight options. Last updated on 23 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 23 August 2026.

Best flights from Ireland to Montana
Discover carefully curated flight deals from Ireland to Montana that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 August 2026.

Last-minute flights from Ireland to Montana
Discover last-minute flight deals from Ireland to Montana. Data last updated 23 August 2026 and is based on user searches.