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$315+ Cheap flights from Billings (BIL) to Dublin (DUB)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — DUB
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap flight deals from Billings to Dublin

Cheapest flights from Billings to Dublin
Explore the most affordable flight options available from Billings to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.

This Ticket deal was found by Cheapflights users on 3/11. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:51 pm
BIL
-
DUB
2 stops31h 24m
Air Canada
Wed 4/299:50 am
DUB
-
BIL
2 stops18h 07m
Air Canada
Deal found 3/11$664
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 8/295:57 pm
BIL
-
DUB
2 stops30h 23m
United Airlines
Tue 9/89:20 am
DUB
-
BIL
2 stops32h 42m
United Airlines
Deal found 3/12$669
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
BIL
-
DUB
2 stops17h 20m
United Airlines
Fri 8/219:20 am
DUB
-
BIL
2 stops32h 42m
United Airlines
Deal found 3/10$677
This Air Canada deal was found by Cheapflights users on 3/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 pm
BIL
-
DUB
2 stops55h 15m
Air Canada
Fri 8/149:20 am
DUB
-
BIL
2 stops38h 56m
Air Canada
Deal found 3/13$684
This Ticket deal was found by Cheapflights users on 3/11. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:24 am
BIL
-
DUB
2 stops21h 21m
Air France
Wed 4/2910:00 am
DUB
-
BIL
1 stop17h 06m
Air France
Deal found 3/11$687
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 11/137:00 am
BIL
-
DUB
2 stops19h 55m
United Airlines
Tue 11/1710:40 am
DUB
-
BIL
2 stops17h 11m
United Airlines
Deal found 3/12$699
This Orbitz deal was found by Cheapflights users on 3/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:00 am
BIL
-
DUB
2 stops42h 15m
Air Canada
Sat 8/229:50 am
DUB
-
BIL
2 stops38h 26m
Air Canada
Deal found 3/10$704
This Delta deal was found by Cheapflights users on 3/11. 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.
Mon 4/136:24 am
BIL
-
DUB
1 stop18h 31m
Delta
Wed 4/2910:00 am
DUB
-
BIL
1 stop17h 06m
Delta
Deal found 3/11$709
This KLM deal was found by Cheapflights users on 3/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:24 am
BIL
-
DUB
2 stops21h 21m
Multiple Airlines
Tue 5/55:55 am
DUB
-
BIL
2 stops21h 11m
Multiple Airlines
Deal found 3/13$711

Find flight deals from Billings to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$664
(Ticket)

One-way from

$315
(Expedia)

Popular in

November

Cheapest in

January

Average price

$619
Provider with most accurate pricing for Billings Logan Intl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Billings Logan Intl-Dublin flights.
Search Deals
From Billings Logan Intl to Dublin
Search Deals
One-way flight from Billings Logan Intl to Dublin
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($342 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 2,558,603 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Billings to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Sat 8/29

5:57 pm-7:20 am

2 stops30h 23m

Dublin

Tue 9/8

9:20 am-11:02 am

2 stops32h 42m

$669

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Fri 8/14

7:00 am-7:20 am

2 stops17h 20m

Dublin

Fri 8/21

9:20 am-11:02 am

2 stops32h 42m

$677

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Tue 4/28

6:24 am-10:45 am

2 stops21h 21m

Dublin

Tue 5/5

5:55 am-8:06 pm

2 stops21h 11m

$711

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Mon 7/27

7:00 am-7:30 am

2 stops17h 30m

Dublin

Mon 8/10

9:50 am-9:00 pm

2 stops42h 10m

$729

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Sat 8/29

12:28 pm-11:50 am

1 stop16h 22m

Dublin

Tue 9/8

9:30 am-10:59 pm

1 stop20h 29m

$756
Quickest round-trip

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Fri 4/24

7:00 am-7:30 am

2 stops17h 30m

Dublin

Fri 5/1

8:50 am-5:16 pm

2 stops15h 26m

$764

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Sat 8/15

11:43 am-9:45 am

1 stop15h 02m

Dublin

Sat 8/22

9:50 am-10:51 pm

2 stops20h 01m

$781

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Mon 4/13

6:00 am-9:45 am

1 stop20h 45m

Dublin

Wed 4/29

9:30 am-10:43 pm

1 stop20h 13m

$808
Cheapest one-way
Quickest one-way

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Mon 8/3

5:00 am-10:40 am

2 stops22h 40m

$318

BillingsDublin

BIL - DUB

BILDUB

Billings Logan Intl

Wed 8/5

7:22 pm-10:50 pm

3 stops44h 28m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Billings 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 Billings to Dublin in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Billings-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-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 Billings-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 Billings to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Billings with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Billings to Dublin

How much does it cost to fly round-trip from Billings to Dublin?

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated March 15, 2026.
Read through reviews of airlines operating flights from Billings to Dublin, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,427 reviews
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,472 reviews
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Billings to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Billings to Dublin?

    There are many flights that can get you from Billings to Dublin in 16h 22m. Fly via United Airlines or American Airlines to get the fastest option. There are 4200 mi between Billings and Dublin. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Billings to Dublin round-trip?

    Currently priced at $493, United Airlines will fly you from Billings to Dublin and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $584. United Airlines is currently priced 35% below the average price you’ll pay for this route.

  • Can I find deals for flights from Billings to Dublin that include hotel bookings?

    Yes. In addition to deals on Billings to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billings to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Dublin.

  • Can I find deals for business class flights from Billings to Dublin?

    Yes. Cheapflights offers flight deals from Billings to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Leixlip

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Alternative routes for Billings to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Dublin flights
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Bozeman to Cork flights

Top 2 airlines flying from Billings to Dublin

Discover the top 2 airlines that operate flights from Billings to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$630FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$584Average$792FlexibilityNo cancel feeOn-time71%

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