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Cheap flights from Montana to Ireland from €276

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 19/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Montana to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:00 - 10:20
BTM
-
DUB
17h 20m
2 stops
United Airlines Logo
09:00 - 22:26
DUB
-
BTM
44h 26m
2 stops
€387United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
06:15 - 08:10
HLN
-
DUB
18h 55m
2 stops
United Airlines Logo
08:00 - 12:38
DUB
-
HLN
35h 38m
2 stops
€391United Airlines
Wed, 4 Mar - Sun, 8 Mar
United Airlines Logo
06:15 - 09:55
MSO
-
DUB
20h 40m
3 stops
United Airlines Logo
09:00 - 21:57
DUB
-
MSO
43h 57m
2 stops
€391United Airlines
Wed, 25 Feb - Sun, 1 Mar
United Airlines Logo
12:39 - 09:45
BZN
-
DUB
14h 06m
1 stop
United Airlines Logo
09:50 - 21:37
DUB
-
BZN
42h 47m
2 stops
€393United Airlines
Tue, 31 Mar - Fri, 1 May
American Airlines Logo
13:08 - 14:35
MSO
-
DUB
18h 27m
2 stops
American Airlines Logo
09:30 - 21:45
DUB
-
MSO
19h 15m
1 stop
€408American Airlines
Wed, 15 Apr - Fri, 24 Apr
Multiple Airlines Logo
06:20 - 07:45
BIL
-
DUB
18h 25m
1 stop
Multiple Airlines Logo
17:15 - 20:19
DUB
-
BIL
33h 04m
2 stops
€409Multiple Airlines
Sun, 1 Mar - Sun, 8 Mar
Multiple Airlines Logo
06:20 - 07:45
BIL
-
DUB
18h 25m
1 stop
Multiple Airlines Logo
09:45 - 20:19
DUB
-
BIL
16h 34m
1 stop
€410Multiple Airlines
Sun, 1 Mar - Sun, 8 Mar
Delta Logo
05:59 - 07:55
BZN
-
DUB
18h 56m
1 stop
Delta Logo
08:55 - 23:09
DUB
-
BZN
21h 14m
2 stops
€413Delta
Wed, 6 May - Wed, 13 May
Air Europa Logo
08:32 - 07:55
MSO
-
DUB
16h 23m
1 stop
Air Europa Logo
13:25 - 23:37
DUB
-
MSO
41h 12m
2 stops
€455Air Europa
Tue, 28 Apr - Wed, 6 May
Air Europa Logo
08:32 - 07:55
MSO
-
DUB
16h 23m
1 stop
Air Europa Logo
10:00 - 20:02
DUB
-
MSO
17h 02m
1 stop
€499Air Europa
Tue, 28 Apr - Wed, 6 May

KLM flights from Montana to Ireland

Our best KLM deals on Montana to Ireland flight tickets
KLM
12 Feb
MSO13:16Missoula Johnson-Bell Field
25h 54m
2 stops
DUB22:10Dublin
21 Feb
DUB05:55Dublin
21h 06m
2 stops
MSO20:01Missoula Johnson-Bell Field
€417
KLM
16 Apr
BZN13:45Bozeman Gallatin Field
11h 10m
1 stop
DUB07:55Dublin
25 Apr
DUB10:00Dublin
17h 11m
1 stop
BZN20:11Bozeman Gallatin Field
€500
KLM
26 May
BIL18:25Billings Logan Intl
15h 15m
2 stops
DUB16:40Dublin
4 Jun
DUB11:10Dublin
18h 53m
2 stops
BIL23:03Billings Logan Intl
€533

Air Canada flights from Montana to Ireland

Our best Air Canada deals on Montana to Ireland flight tickets
Air Canada
31 Jul
BIL17:55Billings Logan Intl
55h 20m
2 stops
DUB08:15Dublin
14 Aug
DUB09:20Dublin
42h 31m
2 stops
BIL20:51Billings Logan Intl
€519
Air Canada
31 Jul
BIL17:55Billings Logan Intl
55h 20m
2 stops
DUB08:15Dublin
14 Aug
DUB09:20Dublin
42h 31m
2 stops
BIL20:51Billings Logan Intl
€528
Air Canada
31 Jul
BIL17:55Billings Logan Intl
55h 20m
2 stops
DUB08:15Dublin
14 Aug
DUB09:20Dublin
42h 31m
2 stops
BIL20:51Billings Logan Intl
€544

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 9 February 2026.
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

ButteDublin

BTM - DUB

BTMDUB

Butte Silver Bow Co

Wed 25/2

10:00-10:20

2 stops17h 20m

Dublin

Sun 1/3

09:00-22:26

2 stops44h 26m

€387

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 4/3

06:15-08:10

2 stops18h 55m

Dublin

Sun 8/3

08:00-12:38

2 stops35h 38m

€391

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 25/2

06:15-09:55

3 stops20h 40m

Dublin

Sun 1/3

09:00-21:57

2 stops43h 57m

€391

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Tue 31/3

12:39-09:45

1 stop14h 06m

Dublin

Fri 1/5

09:50-21:37

2 stops42h 47m

€393

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Wed 15/4

13:08-14:35

2 stops18h 27m

Dublin

Fri 24/4

09:30-21:45

1 stop19h 15m

€408

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Sun 1/3

06:20-07:45

1 stop18h 25m

Dublin

Sun 8/3

17:15-20:19

2 stops33h 04m

€409

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Sun 1/3

06:20-07:45

1 stop18h 25m

Dublin

Sun 8/3

09:45-20:19

1 stop16h 34m

€410

BozemanDublin

BZN - DUB

BZNDUB

Bozeman Gallatin Field

Wed 6/5

05:59-07:55

1 stop18h 56m

Dublin

Wed 13/5

08:55-23:09

2 stops21h 14m

€413

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 28/4

08:32-07:55

1 stop16h 23m

Dublin

Wed 6/5

13:25-23:37

2 stops41h 12m

€455

MissoulaDublin

MSO - DUB

MSODUB

Missoula Johnson-Bell Field

Tue 28/4

08:32-07:55

1 stop16h 23m

Dublin

Wed 6/5

10:00-20:02

1 stop17h 02m

€499

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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?

The month of November is another great option to travel to Ireland, with average flight prices from Montana averaging around €450.

Cheap Montana to Ireland flight deals and tips

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

Fastest flight time

12h 37m

Direct flights

None
The fastest flight from Montana to Ireland takes 12h 37m
There are no direct flights from Montana to Ireland. There are no popular flight routes from Montana to Ireland.
Search flight deals

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

    Prices for flights from Montana to Ireland were last updated today.

  • 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 licence 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.

Why use momondo?

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

Finding the right flight to Ireland from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ireland quick and easy, saving you time and money.

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

Flights from Montana to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Ireland from Montana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Ireland from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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 €37
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