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Cheap flights from Helena to Ireland from €627

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Ireland departing on 6/1. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Helena to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
07:00 - 07:30
HLN
-
DUB
17h 30m
2 stops
United Airlines Logo
09:00 - 20:59
DUB
-
HLN
42h 59m
2 stops
€627United Airlines
Wed, 6 Jan - Thu, 14 Jan
United Airlines Logo
07:00 - 07:30
HLN
-
DUB
17h 30m
2 stops
United Airlines Logo
09:00 - 20:59
DUB
-
HLN
42h 59m
2 stops
€631United Airlines
Wed, 6 Jan - Thu, 14 Jan
United Airlines Logo
14:30 - 07:10
HLN
-
DUB
33h 40m
2 stops
United Airlines Logo
09:00 - 20:59
DUB
-
HLN
42h 59m
2 stops
€635United Airlines
Tue, 5 Jan - Thu, 14 Jan
Delta Logo
05:45 - 07:55
HLN
-
DUB
19h 10m
2 stops
Delta Logo
05:45 - 22:41
DUB
-
HLN
23h 56m
2 stops
€647Delta
Mon, 4 Jan - Fri, 15 Jan
United Airlines Logo
06:25 - 09:45
HLN
-
DUB
20h 20m
2 stops
United Airlines Logo
09:20 - 21:18
DUB
-
HLN
42h 58m
2 stops
€663United Airlines
Sun, 27 Sep - Wed, 21 Oct
United Airlines Logo
14:30 - 07:20
HLN
-
DUB
33h 50m
2 stops
United Airlines Logo
09:20 - 21:18
DUB
-
HLN
42h 58m
2 stops
€672United Airlines
Sat, 3 Oct - Wed, 21 Oct
United Airlines Logo
06:25 - 08:15
HLN
-
DUB
42h 50m
2 stops
United Airlines Logo
09:20 - 13:48
DUB
-
HLN
35h 28m
2 stops
€678United Airlines
Mon, 28 Sep - Fri, 16 Oct
Delta Logo
07:15 - 07:55
HLN
-
DUB
17h 40m
2 stops
Delta Logo
10:00 - 22:24
DUB
-
HLN
19h 24m
2 stops
€681Delta
Tue, 29 Sep - Thu, 22 Oct
United Airlines Logo
06:15 - 07:45
HLN
-
DUB
18h 30m
2 stops
United Airlines Logo
09:50 - 21:30
DUB
-
HLN
42h 40m
2 stops
€683United Airlines
Wed, 26 Aug - Tue, 1 Sep
United Airlines Logo
14:30 - 09:45
HLN
-
DUB
36h 15m
2 stops
United Airlines Logo
09:50 - 21:18
DUB
-
HLN
18h 28m
2 stops
€692United Airlines
Sat, 3 Oct - Thu, 22 Oct

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Aer Lingus flights from Helena to Ireland

Our best Aer Lingus deals on Helena to Ireland flight tickets
Aer Lingus
26 Aug
HLN14:35Helena
14h 10m
1 stop
DUB11:45Dublin
31 Aug
DUB15:25Dublin
13h 05m
1 stop
HLN21:30Helena
€967
Aer Lingus
26 Aug
HLN14:35Helena
14h 10m
1 stop
DUB11:45Dublin
31 Aug
DUB15:25Dublin
13h 05m
1 stop
HLN21:30Helena
€971
Aer Lingus
11 Sept
HLN06:15Helena
22h 30m
1 stop
DUB11:45Dublin
18 Sept
DUB15:25Dublin
29h 20m
1 stop
HLN13:45Helena
€974

United Airlines flights from Helena to Ireland

Our best United Airlines deals on Helena to Ireland flight tickets
United Airlines
6 Jan
HLN07:00Helena
17h 30m
2 stops
DUB07:30Dublin
14 Jan
DUB09:00Dublin
42h 59m
2 stops
HLN20:59Helena
€627
United Airlines
6 Jan
HLN07:00Helena
17h 30m
2 stops
DUB07:30Dublin
14 Jan
DUB09:00Dublin
42h 59m
2 stops
HLN20:59Helena
€631
United Airlines
5 Jan
HLN14:30Helena
33h 40m
2 stops
DUB07:10Dublin
14 Jan
DUB09:00Dublin
42h 59m
2 stops
HLN20:59Helena
€635

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 1 August 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

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 6/1

07:00-07:30

2 stops17h 30m

Dublin

Thu 14/1

09:00-20:59

2 stops42h 59m

€627

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 6/1

07:00-07:30

2 stops17h 30m

Dublin

Thu 14/1

09:00-20:59

2 stops42h 59m

€631

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 5/1

14:30-07:10

2 stops33h 40m

Dublin

Thu 14/1

09:00-20:59

2 stops42h 59m

€635

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 4/1

05:45-07:55

2 stops19h 10m

Dublin

Fri 15/1

05:45-22:41

2 stops23h 56m

€647

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 27/9

06:25-09:45

2 stops20h 20m

Dublin

Wed 21/10

09:20-21:18

2 stops42h 58m

€663

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 3/10

14:30-07:20

2 stops33h 50m

Dublin

Wed 21/10

09:20-21:18

2 stops42h 58m

€672

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 28/9

06:25-08:15

2 stops42h 50m

Dublin

Fri 16/10

09:20-13:48

2 stops35h 28m

€678
Fastest return journey

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 29/9

07:15-07:55

2 stops17h 40m

Dublin

Thu 22/10

10:00-22:24

2 stops19h 24m

€681

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-07:45

2 stops18h 30m

Dublin

Tue 1/9

09:50-21:30

2 stops42h 40m

€683

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 3/10

14:30-09:45

2 stops36h 15m

Dublin

Thu 22/10

09:50-21:18

2 stops18h 28m

€692

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 05m

Direct flights

None
The fastest flight from Helena to Ireland takes 18h 05m
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.

Frequently asked questions about flying from Helena to Ireland

  • How do I get Price Alerts for flights from Helena to Ireland?

    Price Alerts will notify you by email when the price for flights to Ireland from Helena decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Helena to Ireland with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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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