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Cheap flights from Helena to Dublin from €390

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 Dublin departing on 4/3. 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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0 bags
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Find the cheapest flights from Helena to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:15 - 10:20
HLN
-
DUB
21h 05m
2 stops
United Airlines Logo
08:00 - 12:38
DUB
-
HLN
35h 38m
2 stops
€390United Airlines
Wed, 4 Mar - Sun, 8 Mar
United Airlines Logo
06:15 - 07:30
HLN
-
DUB
18h 15m
2 stops
United Airlines Logo
09:50 - 21:33
DUB
-
HLN
42h 43m
2 stops
€479United Airlines
Wed, 15 Apr - Wed, 22 Apr
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
€506United Airlines
Wed, 4 Mar - Sun, 8 Mar
United Airlines Logo
14:25 - 07:20
HLN
-
DUB
33h 55m
2 stops
United Airlines Logo
09:50 - 21:33
DUB
-
HLN
42h 43m
2 stops
€595United Airlines
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
18:22 - 12:15
HLN
-
DUB
34h 53m
1 stop
Multiple Airlines Logo
06:30 - 17:45
DUB
-
HLN
18h 15m
2 stops
€643Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
Multiple Airlines Logo
18:22 - 12:15
HLN
-
DUB
34h 53m
1 stop
Multiple Airlines Logo
15:25 - 17:45
DUB
-
HLN
33h 20m
1 stop
€645Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
United Airlines Logo
06:15 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:30 - 21:20
DUB
-
HLN
18h 50m
2 stops
€682United Airlines
Thu, 28 May - Mon, 8 Jun
Multiple Airlines Logo
16:43 - 06:30
HLN
-
DUB
30h 47m
2 stops
Multiple Airlines Logo
13:45 - 16:06
DUB
-
HLN
33h 21m
2 stops
€690Multiple Airlines
Thu, 28 May - Mon, 8 Jun
Multiple Airlines Logo
18:22 - 11:20
HLN
-
DUB
33h 58m
2 stops
Multiple Airlines Logo
15:25 - 17:45
DUB
-
HLN
33h 20m
1 stop
€765Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
18:22 - 12:15
HLN
-
DUB
34h 53m
1 stop
Multiple Airlines Logo
15:25 - 17:45
DUB
-
HLN
33h 20m
1 stop
€773Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr

United Airlines flights from Helena to Dublin

Our best United Airlines deals on Helena to Dublin flight tickets
United Airlines
4 Mar
HLN06:15Helena
21h 05m
2 stops
DUB10:20Dublin
8 Mar
DUB08:00Dublin
35h 38m
2 stops
HLN12:38Helena
€390
United Airlines
15 Apr
HLN06:15Helena
18h 15m
2 stops
DUB07:30Dublin
22 Apr
DUB09:50Dublin
42h 43m
2 stops
HLN21:33Helena
€479
United Airlines
4 Mar
HLN06:15Helena
18h 55m
2 stops
DUB08:10Dublin
8 Mar
DUB08:00Dublin
35h 38m
2 stops
HLN12:38Helena
€506

momondo Fare Finder

 
Customise your flight search to find flights from Helena to Dublin 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 15 February 2026.
Use the filters below to find and compare flights from Helena to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 4/3

06:15-10:20

2 stops21h 05m

Dublin

Sun 8/3

08:00-12:38

2 stops35h 38m

€390

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 15/4

06:15-07:30

2 stops18h 15m

Dublin

Wed 22/4

09:50-21:33

2 stops42h 43m

€479

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

€506

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 29/3

14:25-07:20

2 stops33h 55m

Dublin

Sun 5/4

09:50-21:33

2 stops42h 43m

€595

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 15/4

18:22-12:15

1 stop34h 53m

Dublin

Wed 22/4

06:30-17:45

2 stops18h 15m

€643

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 15/4

18:22-12:15

1 stop34h 53m

Dublin

Wed 22/4

15:25-17:45

1 stop33h 20m

€645

HelenaDublin

HLN - DUB

HLNDUB

Helena

Thu 28/5

06:15-07:20

2 stops18h 05m

Dublin

Mon 8/6

09:30-21:20

2 stops18h 50m

€682

HelenaDublin

HLN - DUB

HLNDUB

Helena

Thu 28/5

16:43-06:30

2 stops30h 47m

Dublin

Mon 8/6

13:45-16:06

2 stops33h 21m

€690

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 29/3

18:22-11:20

2 stops33h 58m

Dublin

Sun 5/4

15:25-17:45

1 stop33h 20m

€765

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 29/3

18:22-12:15

1 stop34h 53m

Dublin

Sun 5/4

15:25-17:45

1 stop33h 20m

€773

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Helena to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Helena to Dublin (HLN to DUB) flight deals and tips

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

Fastest flight time

17h 45m

Direct flights

None
The fastest flight from Helena to Dublin takes 17h 45m
There are no direct flights from Helena to Dublin. There are no popular flight routes from Helena to Dublin.
Search flight deals

  • How far is Helena to Dublin by plane?

    The straight-line distance from Helena to Dublin is 6876.2 km. By plane, this route typically takes 17h 45m.

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

    Prices for flights from Helena Airport to Dublin Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents required for your trip to Dublin Airport 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 Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

    Price Alerts will notify you by email when the price for flights to Dublin 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 Dublin with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Cavan
Naas
Swords
Tullamore
Dundalk
Kildare
Bray
Mullingar
Enniscorthy
Maynooth
Gorey
Malahide
Carlingford
Leixlip
Arklow
Castleknock
Drogheda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to Dublin. momondo saves you time and could save you money on your trip.

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

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

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

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 Dublin.

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

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Helena and alert you when they change.

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