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Cheap flights from Montana to Ireland from $504

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Ireland departing on 10/28. 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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Find the cheapest flights from Montana to Ireland

Cheap round-trip flights

United Airlines Logo
12:45 pm - 8:10 amBZN-DUB
13h 25m1 stop
United Airlines Logo
9:00 am - 3:30 pmDUB-BZN
37h 30m2 stops
$504United Airlines
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Tue, Oct 28 - Fri, Nov 7
United Airlines Logo
6:35 am - 7:30 amBZN-DUB
18h 55m2 stops
United Airlines Logo
9:00 am - 1:35 pmDUB-BZN
35h 35m2 stops
$508United Airlines
Find Deal
Tue, Oct 28 - Fri, Nov 7
Logo
3:08 pm - 12:40 pmBZN-DUB
14h 32m1 stop
Logo
4:10 pm - 10:46 amDUB-BZN
25h 36m1 stop
$615
Find Deal
Mon, Aug 25 - Tue, Sep 9
Delta Logo
6:00 am - 7:45 amBZN-DUB
18h 45m1 stop
Delta Logo
9:45 am - 11:58 pmDUB-BZN
21h 13m1 stop
$632Delta
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Thu, Dec 4 - Sat, Dec 13
Delta Logo
5:45 am - 7:45 amBZN-DUB
19h 00m2 stops
Delta Logo
9:45 am - 11:20 pmDUB-BZN
20h 35m2 stops
$636Delta
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Thu, Dec 4 - Sat, Dec 13
Logo
4:14 pm - 12:35 pmMSO-DUB
13h 21m1 stop
Logo
4:10 pm - 12:27 amDUB-MSO
15h 17m1 stop
$636
Find Deal
Wed, Sep 17 - Wed, Sep 24
American Airlines Logo
4:54 pm - 5:05 pmBZN-DUB
18h 11m2 stops
American Airlines Logo
12:55 pm - 1:02 pmDUB-BZN
31h 07m1 stop
$637American Airlines
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Mon, Oct 27 - Mon, Nov 3
American Airlines Logo
4:54 pm - 3:45 pmBZN-DUB
15h 51m2 stops
American Airlines Logo
12:40 pm - 7:17 pmDUB-BZN
13h 37m1 stop
$661American Airlines
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Mon, Aug 25 - Tue, Sep 9
KLM Logo
8:00 am - 8:20 amMSO-DUB
17h 20m2 stops
KLM Logo
10:00 am - 9:18 pmDUB-MSO
18h 18m1 stop
$736KLM
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Wed, Oct 8 - Fri, Oct 17
KLM Logo
8:00 am - 8:20 amMSO-DUB
17h 20m2 stops
KLM Logo
10:00 am - 9:18 pmDUB-MSO
18h 18m1 stop
$760KLM
Find Deal
Wed, Oct 8 - Fri, Oct 17

KLM flights from Montana to Ireland

Our best KLM deals on Montana to Ireland flight tickets
KLM
Oct 8
MSO8:00 amMissoula Johnson-Bell Field
17h 20m
2 stops
DUB8:20 amDublin
Oct 17
DUB10:00 amDublin
18h 18m
1 stop
MSO9:18 pmMissoula Johnson-Bell Field
$736
Find similar
KLM
Oct 8
MSO8:00 amMissoula Johnson-Bell Field
17h 20m
2 stops
DUB8:20 amDublin
Oct 17
DUB10:00 amDublin
18h 18m
1 stop
MSO9:18 pmMissoula Johnson-Bell Field
$760
Find similar
KLM
Oct 8
MSO8:00 amMissoula Johnson-Bell Field
16h 55m
1 stop
DUB7:55 amDublin
Oct 17
DUB10:00 amDublin
18h 18m
1 stop
MSO9:18 pmMissoula Johnson-Bell Field
$851
Find similar

United Airlines flights from Montana to Ireland

Our best United Airlines deals on Montana to Ireland flight tickets
United Airlines
Oct 28
BZN12:45 pmBozeman Gallatin Field
13h 25m
1 stop
DUB8:10 amDublin
Nov 7
DUB9:00 amDublin
37h 30m
2 stops
BZN3:30 pmBozeman Gallatin Field
$504
Find similar
United Airlines
Oct 28
BZN6:35 amBozeman Gallatin Field
18h 55m
2 stops
DUB7:30 amDublin
Nov 7
DUB9:00 amDublin
35h 35m
2 stops
BZN1:35 pmBozeman Gallatin Field
$508
Find similar
United Airlines
Oct 28
BZN6:35 amBozeman Gallatin Field
18h 55m
2 stops
DUB7:30 amDublin
Nov 7
DUB9:00 amDublin
43h 40m
2 stops
BZN9:40 pmBozeman Gallatin Field
$509
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Montana to Ireland that are best for you.

Fly from

Fly to

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

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Tue 10/28

6:35 am-7:30 am

2 stops18h 55m

Dublin

Fri 11/7

9:00 am-1:35 pm

2 stops35h 35m

$508

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Mon 8/25

3:08 pm-12:40 pm

1 stop14h 32m

Dublin

Tue 9/9

4:10 pm-10:46 am

1 stop25h 36m

$615

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

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Thu 12/4

5:45 am-7:45 am

2 stops19h 00m

Dublin

Sat 12/13

9:45 am-11:20 pm

2 stops20h 35m

$636

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 9/17

4:14 pm-12:35 pm

1 stop13h 21m

Dublin

Wed 9/24

4:10 pm-12:27 am

1 stop15h 17m

$636

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Mon 10/27

4:54 pm-5:05 pm

2 stops18h 11m

Dublin

Mon 11/3

12:55 pm-1:02 pm

1 stop31h 07m

$637

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Mon 8/25

4:54 pm-3:45 pm

2 stops15h 51m

Dublin

Tue 9/9

12:40 pm-7:17 pm

1 stop13h 37m

$661

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 10/8

8:00 am-8:20 am

2 stops17h 20m

Dublin

Fri 10/17

10:00 am-9:18 pm

1 stop18h 18m

$736

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 10/8

8:00 am-8:20 am

2 stops17h 20m

Dublin

Fri 10/17

10:00 am-9:18 pm

1 stop18h 18m

$760

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Ireland from

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

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 $554. If you aren’t able to travel to Ireland during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $636.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $668. This is often the case because there is less demand to fly during this day of the week. Flights from Montana to Ireland on a Sunday will generally be more expensive and average around $1,160. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the morning. momondo users have found flights departing from Montana to Ireland in the morning for as low as $870. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $1,175.

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

$504

Fastest flight time

11h 40m

Direct flights

None

Airports in Ireland

2 airports
The best flight deal from Montana to Ireland found on momondo in the last 72 hours is $504
The fastest flight from Montana to Ireland takes 11h 40m
There are no direct flights from Montana to Ireland. Popular non-direct routes for this connection are Kalispell Glacier Park Airport - Dublin Airport, Billings Logan Intl Airport - Dublin Airport and Bozeman Gallatin Field Airport - Dublin Airport.
There are 2 airports near Ireland: Dublin (DUB), Shannon (SNN)
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  • 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?

  • 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
United AirlinesPriceFrom $385Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
American AirlinesPriceFrom $489Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $506Free CancellationRating
8.0
7,983 reviews
Search Delta flights
KLMPriceFrom $531Free CancellationRating
7.8
1,384 reviews
Search KLM 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.

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Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom $325
Flights to Shannon, Clarefrom $337
Flights to Corkfrom $392
Flights to Knockfrom $627
Flights to Milltown (Kerry)from $453
Flights to Donegalfrom $502