Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Helena to Dublin from €677

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 13/10. 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
Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Helena to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:50 - 15:25
HLN
-
DUB
19h 35m
2 stops
Multiple Airlines Logo
05:55 - 22:41
DUB
-
HLN
22h 46m
2 stops
€677Multiple Airlines
Tue, 13 Oct - Tue, 27 Oct
United Airlines Logo
06:15 - 08:15
HLN
-
DUB
19h 00m
2 stops
United Airlines Logo
09:50 - 13:32
DUB
-
HLN
34h 42m
2 stops
€709United Airlines
Wed, 26 Aug - Tue, 1 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
€727United Airlines
Wed, 26 Aug - Mon, 31 Aug
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
€728United Airlines
Wed, 26 Aug - Mon, 31 Aug
United Airlines Logo
06:15 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:20 - 21:20
DUB
-
HLN
43h 00m
2 stops
€845United Airlines
Mon, 18 May - Mon, 25 May
Multiple Airlines Logo
16:08 - 12:15
HLN
-
DUB
13h 07m
1 stop
Multiple Airlines Logo
11:30 - 15:31
DUB
-
HLN
34h 01m
2 stops
€886Multiple Airlines
Tue, 13 Oct - Tue, 27 Oct
United Airlines Logo
06:15 - 07:20
HLN
-
DUB
18h 05m
2 stops
United Airlines Logo
09:20 - 13:33
DUB
-
HLN
35h 13m
2 stops
€928United Airlines
Fri, 5 Jun - Fri, 12 Jun
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
€970Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
Multiple Airlines Logo
17:11 - 11:50
HLN
-
DUB
35h 39m
2 stops
Multiple Airlines Logo
15:25 - 16:34
DUB
-
HLN
32h 09m
1 stop
€979Multiple Airlines
Wed, 26 Aug - Tue, 1 Sep
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
€1,002United Airlines
Sat, 6 Jun - Sat, 13 Jun

United Airlines flights from Helena to Dublin

Our best United Airlines deals on Helena to Dublin flight tickets
United Airlines
26 Aug
HLN06:15Helena
19h 00m
2 stops
DUB08:15Dublin
1 Sept
DUB09:50Dublin
34h 42m
2 stops
HLN13:32Helena
€709
United Airlines
26 Aug
HLN06:15Helena
19h 00m
2 stops
DUB08:15Dublin
31 Aug
DUB09:50Dublin
42h 26m
2 stops
HLN21:16Helena
€727
United Airlines
26 Aug
HLN06:15Helena
19h 00m
2 stops
DUB08:15Dublin
31 Aug
DUB09:50Dublin
42h 26m
2 stops
HLN21:16Helena
€728

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 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

Tue 13/10

12:50-15:25

2 stops19h 35m

Dublin

Tue 27/10

05:55-22:41

2 stops22h 46m

€677

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

06:15-08:15

2 stops19h 00m

Dublin

Tue 1/9

09:50-13:32

2 stops34h 42m

€709

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

€727

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

€728

HelenaDublin

HLN - DUB

HLNDUB

Helena

Mon 18/5

06:15-07:20

2 stops18h 05m

Dublin

Mon 25/5

09:20-21:20

2 stops43h 00m

€845

HelenaDublin

HLN - DUB

HLNDUB

Helena

Tue 13/10

16:08-12:15

1 stop13h 07m

Dublin

Tue 27/10

11:30-15:31

2 stops34h 01m

€886

HelenaDublin

HLN - DUB

HLNDUB

Helena

Fri 5/6

06:15-07:20

2 stops18h 05m

Dublin

Fri 12/6

09:20-13:33

2 stops35h 13m

€928

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

€970

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 26/8

17:11-11:50

2 stops35h 39m

Dublin

Tue 1/9

15:25-16:34

1 stop32h 09m

€979
Fastest return journey

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 6/6

06:15-07:20

2 stops18h 05m

Dublin

Sat 13/6

09:30-21:20

2 stops18h 50m

€1,002

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 05m

Direct flights

None
The fastest flight from Helena to Dublin takes 18h 05m
There are no direct flights from Helena to Dublin. There are no popular flight routes from Helena to Dublin.
Search flight deals

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 05m.

  • 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
Swords
Bray
Gorey
Leixlip
Mullingar
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.

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 23/5
Sat 30/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland