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Cheap flights from Helena to Dublin from €653

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 17/8. 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 Dublin

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:15 - 09:45
HLN
-
DUB
20h 30m
2 stops
United Airlines Logo
09:30 - 21:16
DUB
-
HLN
18h 46m
2 stops
€653United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
06:15 - 09:45
HLN
-
DUB
20h 30m
2 stops
United Airlines Logo
08:50 - 21:16
DUB
-
HLN
19h 26m
2 stops
€697United Airlines
Mon, 17 Aug - Fri, 21 Aug
United Airlines Logo
06:15 - 07:30
HLN
-
DUB
18h 15m
2 stops
United Airlines Logo
11:35 - 21:46
DUB
-
HLN
17h 11m
2 stops
€705United Airlines
Tue, 5 May - Tue, 12 May
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
43h 00m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€716United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
07:00 - 10:40
HLN
-
DUB
20h 40m
2 stops
United Airlines Logo
09:20 - 13:27
DUB
-
HLN
35h 07m
2 stops
€723United Airlines
Wed, 30 Sep - Sat, 10 Oct
United Airlines Logo
14:29 - 08:15
HLN
-
DUB
34h 46m
2 stops
United Airlines Logo
09:20 - 21:16
DUB
-
HLN
18h 56m
2 stops
€740United Airlines
Wed, 26 Aug - Tue, 1 Sep
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
19h 00m
2 stops
United Airlines Logo
11:35 - 21:16
DUB
-
HLN
16h 41m
2 stops
€751United Airlines
Tue, 1 Sep - Wed, 16 Sep
United Airlines Logo
14:29 - 08:15
HLN
-
DUB
34h 46m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€759United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
14:29 - 09:45
HLN
-
DUB
36h 16m
2 stops
United Airlines Logo
09:20 - 13:32
DUB
-
HLN
59h 12m
2 stops
€769United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
14:29 - 07:20
HLN
-
DUB
33h 51m
2 stops
United Airlines Logo
09:20 - 13:32
DUB
-
HLN
59h 12m
2 stops
€770United Airlines
Wed, 26 Aug - Mon, 31 Aug

United Airlines flights from Helena to Dublin

Our best United Airlines deals on Helena to Dublin flight tickets
United Airlines
17 Aug
HLN06:15Helena
20h 30m
2 stops
DUB09:45Dublin
21 Aug
DUB09:30Dublin
18h 46m
2 stops
HLN21:16Helena
€653
United Airlines
17 Aug
HLN06:15Helena
20h 30m
2 stops
DUB09:45Dublin
21 Aug
DUB08:50Dublin
19h 26m
2 stops
HLN21:16Helena
€697
United Airlines
5 May
HLN06:15Helena
18h 15m
2 stops
DUB07:30Dublin
12 May
DUB11:35Dublin
17h 11m
2 stops
HLN21:46Helena
€705

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 7 April 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

Cheapest return flight

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 17/8

06:15-09:45

2 stops20h 30m

Dublin

Fri 21/8

09:30-21:16

2 stops18h 46m

€653

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 17/8

06:15-09:45

2 stops20h 30m

Dublin

Fri 21/8

08:50-21:16

2 stops19h 26m

€697
Fastest return journey

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 5/5

06:15-07:30

2 stops18h 15m

Dublin

Tue 12/5

11:35-21:46

2 stops17h 11m

€705

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-08:15

2 stops43h 00m

Dublin

Mon 31/8

09:50-21:16

2 stops42h 26m

€716

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 30/9

07:00-10:40

2 stops20h 40m

Dublin

Sat 10/10

09:20-13:27

2 stops35h 07m

€723

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

14:29-08:15

2 stops34h 46m

Dublin

Tue 1/9

09:20-21:16

2 stops18h 56m

€740

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 1/9

06:15-08:15

2 stops19h 00m

Dublin

Wed 16/9

11:35-21:16

2 stops16h 41m

€751

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

14:29-08:15

2 stops34h 46m

Dublin

Mon 31/8

09:50-21:16

2 stops42h 26m

€759

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

14:29-09:45

2 stops36h 16m

Dublin

Mon 31/8

09:20-13:32

2 stops59h 12m

€769

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

14:29-07:20

2 stops33h 51m

Dublin

Mon 31/8

09:20-13:32

2 stops59h 12m

€770

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

18h 15m

Direct flights

None
The fastest flight from Helena to Dublin takes 18h 15m
There are no direct flights from Helena to Dublin. There are no popular flight routes from Helena to Dublin.
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Frequently asked questions about flying from Helena to Dublin

  • 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 18h 15m.

  • 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.

Frequently asked questions about flying from Helena to Dublin

  • 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
Cavan
Wicklow
Dundalk
Naas
Tullamore
Kildare
Bray
Swords
Gorey
Mullingar
Leixlip
Malahide
Maynooth
Carlingford
Castleknock
Enniscorthy
Arklow
Thurles

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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