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Cheap flights from Helena to Ireland from €338

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Ireland departing on 12/8. 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 Helena to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:15 - 07:45
HLN
-
DUB
18h 30m
2 stops
United Airlines Logo
09:20 - 21:16
DUB
-
HLN
18h 56m
2 stops
€682United Airlines
Wed, 26 Aug - Tue, 1 Sep
United Airlines Logo
06:15 - 07:45
HLN
-
DUB
18h 30m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€699United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
06:15 - 07:45
HLN
-
DUB
18h 30m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€700United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
06:15 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€827United Airlines
Thu, 6 Aug - Mon, 17 Aug
Multiple Airlines Logo
17:09 - 11:05
HLN
-
DUB
34h 56m
2 stops
Multiple Airlines Logo
14:15 - 16:34
DUB
-
HLN
33h 19m
2 stops
€871Multiple Airlines
Wed, 5 Aug - Tue, 25 Aug
United Airlines Logo
06:15 - 11:10
HLN
-
DUB
21h 55m
2 stops
United Airlines Logo
09:20 - 21:20
DUB
-
HLN
43h 00m
2 stops
€894United Airlines
Mon, 25 May - Mon, 1 Jun
Multiple Airlines Logo
17:09 - 17:15
HLN
-
DUB
17h 06m
2 stops
Multiple Airlines Logo
15:25 - 16:34
DUB
-
HLN
32h 09m
1 stop
€951Multiple Airlines
Wed, 5 Aug - Tue, 25 Aug
Multiple Airlines Logo
17:11 - 10:15
HLN
-
DUB
34h 04m
2 stops
Multiple Airlines Logo
15:25 - 16:34
DUB
-
HLN
32h 09m
1 stop
€972Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
Multiple Airlines Logo
17:11 - 10:15
HLN
-
DUB
34h 04m
2 stops
Multiple Airlines Logo
15:25 - 16:34
DUB
-
HLN
32h 09m
1 stop
€981Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
Multiple Airlines Logo
17:11 - 10:15
HLN
-
DUB
34h 04m
2 stops
Multiple Airlines Logo
15:25 - 16:34
DUB
-
HLN
32h 09m
1 stop
€1,016Multiple Airlines
Wed, 26 Aug - Mon, 31 Aug

United Airlines flights from Helena to Ireland

Our best United Airlines deals on Helena to Ireland flight tickets
United Airlines
26 Aug
HLN06:15Helena
18h 30m
2 stops
DUB07:45Dublin
1 Sept
DUB09:20Dublin
18h 56m
2 stops
HLN21:16Helena
€682
United Airlines
26 Aug
HLN06:15Helena
18h 30m
2 stops
DUB07:45Dublin
31 Aug
DUB09:50Dublin
42h 26m
2 stops
HLN21:16Helena
€699
United Airlines
26 Aug
HLN06:15Helena
18h 30m
2 stops
DUB07:45Dublin
31 Aug
DUB09:50Dublin
42h 26m
2 stops
HLN21:16Helena
€700

momondo Fare Finder

 
Customise your flight search to find flights from Helena 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 6 May 2026.
Use the filters below to find and compare flights from Helena to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-07:45

2 stops18h 30m

Dublin

Tue 1/9

09:20-21:16

2 stops18h 56m

€682

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-07:45

2 stops18h 30m

Dublin

Mon 31/8

09:50-21:16

2 stops42h 26m

€699

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-07:45

2 stops18h 30m

Dublin

Mon 31/8

09:50-21:16

2 stops42h 26m

€700

HelenaDublin

HLN - DUB

HLNDUB

Helena

Thu 6/8

06:15-07:20

2 stops18h 05m

Dublin

Mon 17/8

09:50-21:16

2 stops42h 26m

€827

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 5/8

17:09-11:05

2 stops34h 56m

Dublin

Tue 25/8

14:15-16:34

2 stops33h 19m

€871

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 25/5

06:15-11:10

2 stops21h 55m

Dublin

Mon 1/6

09:20-21:20

2 stops43h 00m

€894

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 5/8

17:09-17:15

2 stops17h 06m

Dublin

Tue 25/8

15:25-16:34

1 stop32h 09m

€951

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

17:11-10:15

2 stops34h 04m

Dublin

Tue 1/9

15:25-16:34

1 stop32h 09m

€972

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

17:11-10:15

2 stops34h 04m

Dublin

Tue 1/9

15:25-16:34

1 stop32h 09m

€981

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

17:11-10:15

2 stops34h 04m

Dublin

Mon 31/8

15:25-16:34

1 stop32h 09m

€1,016

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Helena 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 airline that flies from Helena to Ireland?

United Airlines and Delta are the most popular carriers operating from Helena to Ireland

Cheap Helena to Ireland flight deals and tips

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

Fastest flight time

18h 30m

Direct flights

None
The fastest flight from Helena to Ireland takes 18h 30m
There are no direct flights from Helena to Ireland. There are no popular flight routes from Helena to Ireland.
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Frequently asked questions about flying from Helena to Ireland

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

    Prices for flights from Helena Airport to Ireland are updated daily.

  • How old do you have to be to fly from Helena Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Ireland.

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

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Helena to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

Yes. momondo enables you to select and highlight flights to Ireland from Helena with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Helena to Ireland.

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

Of course. momondo tracks the price of Helena to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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