What airlines fly to Ireland?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ireland from Montana according to our data. United Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 3 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

How long is the flight from Montana to Ireland?

Flight times from Montana to Ireland vary, but if you’re flying out of Bozeman and flying into Dublin (one of the most popular routes), then the duration is 12h 30m on average. Another popular route from Montana to Ireland is flying from Billings to Dublin, which will take roughly 17h 10m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Montana to Ireland?

British Airways, American Airlines, and Delta are the most popular carriers operating from Montana to Ireland

When did momondo last update prices for flights from Montana to Ireland?

Prices for flights from Montana to Ireland are refreshed on a daily basis.

How many operators does momondo search for flights from Montana to Ireland?

As of October 2026, there are 3 operators available to choose from for flights from Montana to Ireland.

How old do you have to be to fly from Montana to Ireland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Ireland.

What documentation or ID do you need to fly to Ireland?

The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$446 Cheap Flights from Montana to Ireland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montana to Ireland

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One-way

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Cheap round-trip flights

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12:30 pm - 8:10 amBZN Bozeman Gallatin Field-DUB Dublin

12h 40m1 stop Chicago O'Hare Intl

9:00 am - 6:43 pmDUB Dublin-BZN Bozeman Gallatin Field

40h 43m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Mon, Mar 1 - Tue, Mar 9

12:30 pm - 10:20 amBZN Bozeman Gallatin Field-DUB Dublin

14h 50m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

9:00 am - 6:43 pmDUB Dublin-BZN Bozeman Gallatin Field

40h 43m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$691United Airlines

Mon, Mar 1 - Tue, Mar 9

6:15 am - 8:10 amHLN Helena-DUB Dublin

18h 55m2 stops Denver Intl Chicago O'Hare Intl

9:00 am - 9:32 pmDUB Dublin-HLN Helena

43h 32m2 stops Toronto Pearson Intl Denver Intl

$695United Airlines

Sun, Jan 17 - Thu, Jan 21

7:00 am - 7:10 amBIL Billings Logan Intl-DUB Dublin

17h 10m2 stops Denver Intl Toronto Pearson Intl

9:00 am - 1:23 pmDUB Dublin-BIL Billings Logan Intl

35h 23m2 stops Toronto Pearson Intl Denver Intl

$699Air Canada

Sun, Jan 10 - Thu, Jan 21

1:15 pm - 8:45 amBZN Bozeman Gallatin Field-DUB Dublin

12h 30m1 stop New York John F Kennedy Intl

5:45 am - 5:55 pmDUB Dublin-BZN Bozeman Gallatin Field

19h 10m2 stops Amsterdam Schiphol Salt Lake City

$714KLM

Wed, Jan 27 - Tue, Feb 2

1:15 pm - 8:45 amBZN Bozeman Gallatin Field-DUB Dublin

12h 30m1 stop New York John F Kennedy Intl

5:45 am - 12:10 amDUB Dublin-BZN Bozeman Gallatin Field

25h 25m2 stops Amsterdam Schiphol Salt Lake City

$714Delta

Wed, Jan 27 - Tue, Feb 2

3:52 pm - 2:05 pmBZN Bozeman Gallatin Field-DUB Dublin

15h 13m2 stops Portland London Heathrow

11:30 am - 9:11 pmDUB Dublin-BZN Bozeman Gallatin Field

16h 41m2 stops Philadelphia Chicago O'Hare Intl

$715Multiple Airlines

Wed, Jan 27 - Tue, Feb 2

5:45 am - 8:45 amBIL Billings Logan Intl-DUB Dublin

20h 00m2 stops Salt Lake City New York John F Kennedy Intl

8:50 am - 7:48 pmDUB Dublin-BIL Billings Logan Intl

17h 58m2 stops Amsterdam Schiphol Minneapolis St Paul

$718Delta

Wed, Jan 13 - Wed, Jan 27

1:23 pm - 2:00 pmBIL Billings Logan Intl-DUB Dublin

17h 37m2 stops Dallas/Fort Worth London Heathrow

12:55 pm - 9:44 pmDUB Dublin-BIL Billings Logan Intl

15h 49m1 stop Dallas/Fort Worth

$791American Airlines

Thu, Nov 12 - Thu, Nov 19

1:15 pm - 3:15 pmBZN Bozeman Gallatin Field-DUB Dublin

20h 00m2 stops Chicago O'Hare Intl London Heathrow

12:55 pm - 12:52 pmDUB Dublin-BZN Bozeman Gallatin Field

30h 57m1 stop Dallas/Fort Worth

$793American Airlines

Fri, Oct 30 - Fri, Nov 6

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KLM flights from Montana to Ireland

Our best KLM deals on Montana to Ireland flight tickets

KLM

Jan 27

BZN1:15 pmBozeman Gallatin Field

12h 30m

1 stop

DUB8:45 amDublin

Feb 2

DUB5:45 amDublin

19h 10m

2 stops

BZN5:55 pmBozeman Gallatin Field

$714

KLM

Feb 5

BZN1:15 pmBozeman Gallatin Field

12h 30m

1 stop

DUB8:45 amDublin

Feb 13

DUB1:25 pmDublin

35h 30m

2 stops

BZN5:55 pmBozeman Gallatin Field

$814

KLM

Oct 21

BZN1:12 pmBozeman Gallatin Field

16h 28m

2 stops

DUB12:40 pmDublin

Oct 28

DUB8:50 amDublin

21h 07m

2 stops

BZN11:57 pmBozeman Gallatin Field

$940

Lufthansa flights from Montana to Ireland

Our best Lufthansa deals on Montana to Ireland flight tickets

Lufthansa

Jan 10

BIL2:42 pmBillings Logan Intl

34h 28m

1 stop

DUB8:10 amDublin

Jan 24

DUB9:00 amDublin

55h 33m

2 stops

BIL9:33 amBillings Logan Intl

$807

Lufthansa

Jan 10

BIL2:42 pmBillings Logan Intl

34h 28m

1 stop

DUB8:10 amDublin

Jan 25

DUB9:30 amDublin

18h 49m

2 stops

BIL9:19 pmBillings Logan Intl

$833

Lufthansa

Oct 27

BZN12:48 pmBozeman Gallatin Field

13h 22m

1 stop

DUB8:10 amDublin

Nov 1

DUB10:40 amDublin

32h 05m

1 stop

BZN11:45 amBozeman Gallatin Field

$951

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Mon 3/1

12:30 pm-8:10 am

1 stop12h 40m

Dublin

Tue 3/9

9:00 am-6:43 pm

2 stops40h 43m

$691

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Mon 3/1

12:30 pm-10:20 am

2 stops14h 50m

Dublin

Tue 3/9

9:00 am-6:43 pm

2 stops40h 43m

$691

HelenaDublin

HLN Helena - DUB Dublin

HLNDUB

Helena

Sun 1/17

6:15 am-8:10 am

2 stops18h 55m

Dublin

Thu 1/21

9:00 am-9:32 pm

2 stops43h 32m

$695

BillingsDublin

BIL Billings Logan Intl - DUB Dublin

BILDUB

Billings Logan Intl

Sun 1/10

7:00 am-7:10 am

2 stops17h 10m

Dublin

Thu 1/21

9:00 am-1:23 pm

2 stops35h 23m

$699

Quickest round-trip

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Wed 1/27

1:15 pm-8:45 am

1 stop12h 30m

Dublin

Tue 2/2

5:45 am-5:55 pm

2 stops19h 10m

$714

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Wed 1/27

1:15 pm-8:45 am

1 stop12h 30m

Dublin

Tue 2/2

5:45 am-12:10 am

2 stops25h 25m

$714

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Wed 1/27

3:52 pm-2:05 pm

2 stops15h 13m

Dublin

Tue 2/2

11:30 am-9:11 pm

2 stops16h 41m

$715

BillingsDublin

BIL Billings Logan Intl - DUB Dublin

BILDUB

Billings Logan Intl

Wed 1/13

5:45 am-8:45 am

2 stops20h 00m

Dublin

Wed 1/27

8:50 am-7:48 pm

2 stops17h 58m

$718

BillingsDublin

BIL Billings Logan Intl - DUB Dublin

BILDUB

Billings Logan Intl

Thu 11/12

1:23 pm-2:00 pm

2 stops17h 37m

Dublin

Thu 11/19

12:55 pm-9:44 pm

1 stop15h 49m

$791

BozemanDublin

BZN Bozeman Gallatin Field - DUB Dublin

BZNDUB

Bozeman Gallatin Field

Fri 10/30

1:15 pm-3:15 pm

2 stops20h 00m

Dublin

Fri 11/6

12:55 pm-12:52 pm

1 stop30h 57m

$793

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ireland?

In general, January is the cheapest month to fly from Montana to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $494.

Can stopping save me money on Montana to Ireland flights?

You could potentially save up to 8% on your flight if you consider stops on a Montana to Ireland flight.

Cheap Montana to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Ireland

Best Price Found	$446
Fastest flight time	12h 30m
Direct flights	None

The best one-way flight to Ireland from Montana in the past 72 hours is $446. The best round-trip flight deal from Montana to Ireland found on momondo in the last 72 hours is $691.

The fastest flight from Montana to Ireland takes 12h 30m

There are no direct flights from Montana to Ireland. There are no popular flight routes from Montana to Ireland.

Search flight deals

Frequently asked questions about flying from Montana to Ireland

When did momondo last update prices for flights from Montana to Ireland?
Prices for flights from Montana to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Montana to Ireland?
As of October 2026, there are 3 operators available to choose from for flights from Montana to Ireland.
How old do you have to be to fly from Montana to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Ireland

Compare and see reviews for airlines that fly from Montana to Ireland with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $456	Free Cancellation	Rating 7.8 8,626 reviews	Search Delta flights
United Airlines	PriceFrom $478	Free Cancellation	Rating 7.4 10,283 reviews	Search United Airlines flights
American Airlines	PriceFrom $600	Free Cancellation	Rating 7.0 12,129 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from Montana.

Can I find flights from Montana to Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ireland from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to Ireland?

Once you have performed a search for Montana to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Montana to Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montana to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ireland trip

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Popular cities in Ireland

Flights to Dublinfrom $223

Flights to Shannon, Clarefrom $438

Flights to Corkfrom $521

Flights to Knockfrom $821

Flights to Milltown (Kerry)from $565

Flights to Donegalfrom $1,016

Cheap flights from Montana to Ireland from $446

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Ireland departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from Montana to Ireland

Our best KLM deals on Montana to Ireland flight tickets

Lufthansa flights from Montana to Ireland

Our best Lufthansa deals on Montana to Ireland flight tickets

momondo Fare Finder

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

See travel insights to Ireland from

How to get the cheapest flight ticket from Montana to Ireland

What is the cheapest month to fly to Ireland?

Can stopping save me money on Montana to Ireland flights?

What is the cheapest airline that flies from Montana to Ireland?

What airlines fly to Ireland?

How long is the flight from Montana to Ireland?

Cheap Montana to Ireland flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Montana to Ireland

Best airlines flying from Montana to Ireland

Compare and see reviews for airlines that fly from Montana to Ireland with momondo

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Montana flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year