Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Helena to Ireland from $464

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Ireland departing on 4/19. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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 Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 am - 10:40 am
HLN
-
DUB
21h 25m2 stops
United Airlines Logo
9:20 am - 8:59 pm
DUB
-
HLN
42h 39m2 stops
$464United Airlines
Sun, Apr 19 - Fri, May 1
United Airlines Logo
2:25 pm - 8:15 am
HLN
-
DUB
58h 50m2 stops
United Airlines Logo
9:20 am - 8:59 pm
DUB
-
HLN
42h 39m2 stops
$467United Airlines
Sat, Apr 18 - Fri, May 1
United Airlines Logo
2:25 pm - 7:20 am
HLN
-
DUB
57h 55m2 stops
United Airlines Logo
9:20 am - 8:59 pm
DUB
-
HLN
42h 39m2 stops
$470United Airlines
Fri, Apr 17 - Fri, May 1
United Airlines Logo
6:15 am - 8:10 am
HLN
-
DUB
18h 55m2 stops
United Airlines Logo
10:40 am - 9:26 pm
DUB
-
HLN
17h 46m2 stops
$488United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:15 am - 9:45 am
HLN
-
DUB
20h 30m2 stops
United Airlines Logo
11:35 am - 8:59 pm
DUB
-
HLN
16h 24m2 stops
$492United Airlines
Sun, Apr 19 - Thu, Apr 30
United Airlines Logo
2:25 pm - 7:20 am
HLN
-
DUB
57h 55m2 stops
United Airlines Logo
11:35 am - 8:59 pm
DUB
-
HLN
16h 24m2 stops
$498United Airlines
Fri, Apr 17 - Thu, Apr 30
United Airlines Logo
2:25 pm - 8:15 am
HLN
-
DUB
58h 50m2 stops
United Airlines Logo
9:20 am - 8:59 pm
DUB
-
HLN
18h 39m2 stops
$539United Airlines
Sat, Apr 18 - Sun, May 3
United Airlines Logo
6:15 am - 9:45 am
HLN
-
DUB
20h 30m2 stops
United Airlines Logo
11:35 am - 8:59 pm
DUB
-
HLN
16h 24m2 stops
$542United Airlines
Thu, Apr 16 - Fri, May 1
United Airlines Logo
2:25 pm - 8:15 am
HLN
-
DUB
58h 50m2 stops
United Airlines Logo
9:50 am - 8:59 pm
DUB
-
HLN
42h 09m2 stops
$545United Airlines
Sat, Apr 18 - Sat, May 2
United Airlines Logo
2:25 pm - 7:20 am
HLN
-
DUB
57h 55m2 stops
United Airlines Logo
8:50 am - 8:59 pm
DUB
-
HLN
19h 09m2 stops
$548United Airlines
Fri, Apr 17 - Mon, May 4

United Airlines flights from Helena to Ireland

Our best United Airlines deals on Helena to Ireland flight tickets
United Airlines
Apr 19
HLN6:15 amHelena
21h 25m
2 stops
DUB10:40 amDublin
May 1
DUB9:20 amDublin
42h 39m
2 stops
HLN8:59 pmHelena
$464
Find similar
United Airlines
Apr 18
HLN2:25 pmHelena
58h 50m
2 stops
DUB8:15 amDublin
May 1
DUB9:20 amDublin
42h 39m
2 stops
HLN8:59 pmHelena
$467
Find similar
United Airlines
Apr 17
HLN2:25 pmHelena
57h 55m
2 stops
DUB7:20 amDublin
May 1
DUB9:20 amDublin
42h 39m
2 stops
HLN8:59 pmHelena
$470
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 23, 2025.
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

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 4/19

6:15 am-10:40 am

2 stops21h 25m

Dublin

Fri 5/1

9:20 am-8:59 pm

2 stops42h 39m

$464

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 4/18

2:25 pm-8:15 am

2 stops58h 50m

Dublin

Fri 5/1

9:20 am-8:59 pm

2 stops42h 39m

$467

HelenaDublin

HLN - DUB

HLNDUB

Helena

Fri 4/17

2:25 pm-7:20 am

2 stops57h 55m

Dublin

Fri 5/1

9:20 am-8:59 pm

2 stops42h 39m

$470

HelenaDublin

HLN - DUB

HLNDUB

Helena

Wed 1/28

6:15 am-8:10 am

2 stops18h 55m

Dublin

Sun 2/1

10:40 am-9:26 pm

2 stops17h 46m

$488

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sun 4/19

6:15 am-9:45 am

2 stops20h 30m

Dublin

Thu 4/30

11:35 am-8:59 pm

2 stops16h 24m

$492

HelenaDublin

HLN - DUB

HLNDUB

Helena

Fri 4/17

2:25 pm-7:20 am

2 stops57h 55m

Dublin

Thu 4/30

11:35 am-8:59 pm

2 stops16h 24m

$498

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 4/18

2:25 pm-8:15 am

2 stops58h 50m

Dublin

Sun 5/3

9:20 am-8:59 pm

2 stops18h 39m

$539

HelenaDublin

HLN - DUB

HLNDUB

Helena

Thu 4/16

6:15 am-9:45 am

2 stops20h 30m

Dublin

Fri 5/1

11:35 am-8:59 pm

2 stops16h 24m

$542

HelenaDublin

HLN - DUB

HLNDUB

Helena

Sat 4/18

2:25 pm-8:15 am

2 stops58h 50m

Dublin

Sat 5/2

9:50 am-8:59 pm

2 stops42h 09m

$545

HelenaDublin

HLN - DUB

HLNDUB

Helena

Fri 4/17

2:25 pm-7:20 am

2 stops57h 55m

Dublin

Mon 5/4

8:50 am-8:59 pm

2 stops19h 09m

$548

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Ireland from

How to get the cheapest flight ticket from Helena to Ireland

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 day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as $1,001. This is often the case because there is less demand to fly during this day of the week. Flights from Helena to Ireland on a Wednesday will generally be more expensive and average around $1,186. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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.
Search flight deals

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

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

  • How many operators does momondo search for flights from Helena Airport to Ireland?

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers 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 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 license, 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.

Best airlines flying from Helena to Ireland

Compare and see reviews for airlines that fly from Helena to Ireland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $487Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Helena to Ireland flights to just show those with flexible booking policies.

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

Once all potential Helena to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Helena to Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize 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
Thu 1/22
Thu 1/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom $302
Flights to Shannon, Clarefrom $353
Flights to Corkfrom $391
Flights to Knockfrom $607
Flights to Milltown (Kerry)from $575
Flights to Donegalfrom $775