$640+ Cheap flights from Helena (HLN) to Dublin (DUB)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — DUB
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Helena to Dublin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Helena to Dublin
Cheapest
Best
Last-minute
Cheapest flights from Helena to DublinExplore the most affordable flight options available from Helena to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Helena to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:15 am -
2 stops26h 25m
Tue 11/310:45 am -
2 stops32h 43m
Deal found 9/9![Delta logo]()
$640
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
2 stops20h 20m
Thu 10/298:00 am -
2 stops35h 40m
Deal found 9/7![United Airlines logo]()
$851
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:26 pm -
1 stop35h 49m
Thu 10/297:45 pm -
2 stops50h 59m
Deal found 9/7![Multiple Airlines logo]()
$1,487
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:15 am -
3 stops21h 35m
Tue 11/37:05 pm -
3 stops34h 19m
Deal found 9/10![Multiple Airlines logo]()
$2,156
Best flights from Helena to DublinDiscover carefully curated flight deals from Helena to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Helena to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/177:00 am -
2 stops18h 10m
Thu 1/219:00 am -
2 stops42h 59m
Deal found 9/8![United Airlines logo]()
$728
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:26 pm -
1 stop35h 49m
Thu 10/297:45 pm -
2 stops50h 59m
Deal found 9/7![Multiple Airlines logo]()
$1,487
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
2 stops18h 05m
Thu 10/299:30 am -
3 stops18h 01m
Deal found 9/7![United Airlines logo]()
$5,164
Last-minute flights from Helena to DublinDiscover last-minute flight deals from Helena to Dublin. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Helena to Dublin. Data last updated September 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:15 am -
2 stops26h 25m
Tue 11/310:45 am -
2 stops32h 43m
Deal found 9/9![Delta logo]()
$640
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:15 am -
3 stops21h 35m
Tue 11/37:05 pm -
3 stops34h 19m
Deal found 9/10![Multiple Airlines logo]()
$2,156
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
2 stops20h 20m
Thu 10/298:00 am -
2 stops35h 40m
Deal found 9/7![United Airlines logo]()
$851
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:26 pm -
1 stop35h 49m
Thu 10/297:45 pm -
2 stops50h 59m
Deal found 9/7![Multiple Airlines logo]()
$1,487
Find flight deals from Helena to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $728 (United Airlines) |
Cheapflights Fare Finder
Customize 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, Cheapflights users made 7,457,451 searches. Data last updated September 11, 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
Cheapest round-trip
HelenaDublin
HLN Helena - DUB Dublin
HLNDUB
Helena
Sun 1/17
7:00 am-8:10 am
2 stops18h 10m
Dublin
Thu 1/21
9:00 am-8:59 pm
2 stops42h 59m
$728
HelenaDublin
HLN Helena - DUB Dublin
HLNDUB
Helena
Thu 10/22
5:26 pm-12:15 pm
1 stop35h 49m
Dublin
Thu 10/29
7:45 pm-4:44 pm
2 stops50h 59m
$1,487
Quickest round-trip
HelenaDublin
HLN Helena - DUB Dublin
HLNDUB
Helena
Thu 10/22
6:25 am-7:30 am
2 stops18h 05m
Dublin
Thu 10/29
9:30 am-9:31 pm
3 stops18h 01m
$5,164
Sorted by cheapest first
Compare providers for flights from Helena to Dublin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helena to Dublin in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Helena-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Dublin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helena-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Helena to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Helena with our price prediction graph.
HLN-DUB
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Helena to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsCastleknock
Bray
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