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Cheap flights from Helena to Dublin from €463

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 Dublin departing on 6/4. 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 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:20 - 16:05
DUB
-
HLN
37h 45m
2 stops
€621United Airlines
Tue, 15 Sep - Tue, 29 Sep
United Airlines Logo
14:29 - 07:20
HLN
-
DUB
33h 51m
2 stops
United Airlines Logo
09:20 - 13:27
DUB
-
HLN
35h 07m
2 stops
€631United Airlines
Mon, 14 Sep - Tue, 29 Sep
United Airlines Logo
06:15 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:30 - 20:59
DUB
-
HLN
18h 29m
2 stops
€649United Airlines
Tue, 15 Sep - Wed, 30 Sep
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
19h 00m
2 stops
United Airlines Logo
09:50 - 21:16
DUB
-
HLN
42h 26m
2 stops
€653United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
14:29 - 10:40
HLN
-
DUB
37h 11m
2 stops
United Airlines Logo
09:30 - 20:59
DUB
-
HLN
18h 29m
2 stops
€659United Airlines
Mon, 14 Sep - Wed, 30 Sep
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
43h 00m
2 stops
United Airlines Logo
09:20 - 13:27
DUB
-
HLN
35h 07m
2 stops
€668United Airlines
Thu, 17 Sep - Tue, 29 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
€671United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
06:15 - 09:45
HLN
-
DUB
20h 30m
2 stops
United Airlines Logo
09:30 - 20:59
DUB
-
HLN
18h 29m
2 stops
€675United Airlines
Wed, 16 Sep - Tue, 29 Sep
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
19h 00m
2 stops
United Airlines Logo
09:50 - 16:05
DUB
-
HLN
37h 15m
2 stops
€681United Airlines
Tue, 15 Sep - Mon, 28 Sep
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
43h 00m
2 stops
United Airlines Logo
09:30 - 21:16
DUB
-
HLN
18h 46m
2 stops
€685United Airlines
Wed, 26 Aug - Tue, 1 Sep

United Airlines flights from Helena to Dublin

Our best United Airlines deals on Helena to Dublin flight tickets
United Airlines
15 Sept
HLN06:15Helena
18h 05m
2 stops
DUB07:20Dublin
29 Sept
DUB09:20Dublin
37h 45m
2 stops
HLN16:05Helena
€621
United Airlines
14 Sept
HLN14:29Helena
33h 51m
2 stops
DUB07:20Dublin
29 Sept
DUB09:20Dublin
35h 07m
2 stops
HLN13:27Helena
€631
United Airlines
15 Sept
HLN06:15Helena
18h 05m
2 stops
DUB07:20Dublin
1 Oct
DUB12:30Dublin
31h 57m
2 stops
HLN13:27Helena
€649

Delta flights from Helena to Dublin

Our best Delta deals on Helena to Dublin flight tickets
Delta
18 Sept
HLN12:50Helena
38h 10m
2 stops
DUB10:00Dublin
28 Sept
DUB10:00Dublin
33h 23m
2 stops
HLN12:23Helena
€760
Delta
16 Sept
HLN05:45Helena
20h 30m
2 stops
DUB09:15Dublin
28 Sept
DUB13:15Dublin
30h 08m
2 stops
HLN12:23Helena
€1,884
Delta
18 Sept
HLN05:45Helena
21h 15m
2 stops
DUB10:00Dublin
30 Sept
DUB12:00Dublin
17h 34m
2 stops
HLN22:34Helena
€2,319

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 23 March 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

Tue 15/9

06:15-07:20

2 stops18h 05m

Dublin

Tue 29/9

09:20-16:05

2 stops37h 45m

€621

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 14/9

14:29-07:20

2 stops33h 51m

Dublin

Tue 29/9

09:20-13:27

2 stops35h 07m

€631
Fastest return journey

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 15/9

06:15-07:20

2 stops18h 05m

Dublin

Wed 30/9

09:30-20:59

2 stops18h 29m

€649

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-08:15

2 stops19h 00m

Dublin

Mon 31/8

09:50-21:16

2 stops42h 26m

€653

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 14/9

14:29-10:40

2 stops37h 11m

Dublin

Wed 30/9

09:30-20:59

2 stops18h 29m

€659

HelenaDublin

HLN - DUB

HLNDUB

Helena

Thu 17/9

06:15-08:15

2 stops43h 00m

Dublin

Tue 29/9

09:20-13:27

2 stops35h 07m

€668

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

€671

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 16/9

06:15-09:45

2 stops20h 30m

Dublin

Tue 29/9

09:30-20:59

2 stops18h 29m

€675

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 15/9

06:15-08:15

2 stops19h 00m

Dublin

Mon 28/9

09:50-16:05

2 stops37h 15m

€681

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-08:15

2 stops43h 00m

Dublin

Tue 1/9

09:30-21:16

2 stops18h 46m

€685

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Helena to Dublin

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 Dublin?

United Airlines is the most popular carrier operating from Helena to Dublin

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.
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 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.

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
Swords
Bray
Gorey
Mullingar
Leixlip
Malahide
Maynooth
Carlingford
Enniscorthy
Arklow
Castleknock
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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