The cheapest times to fly from DUB to BTM are

  • January 1st to May 13th
  • November 5th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DUB to BTM is late January and early February. Prices can be as high as $1947 for Saturday flights during early July, or as low as $1060 for Tuesday flights around late January and early February.


When to Fly to Butte

Flying from Dublin (DUB) to Butte, MT (BTM) will usually cost between $1073 to $1767 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $1096. Due to high demand the most expensive time to fly is early July, with an average price of $1779. Planning your trip to low-cost times can easily save you $684 on economy flights and even more on first-class flights. Generally, any price below $1260 can be considered a good price for a round-trip DUB to BTM flight.

See below for a graph of average weekly prices for the DUB to BTM route. All prices are for round-trip tickets in USD.

DUB to BTM Flight Prices

Compared to other flights, the DUB to BTM flight is slightly more expensive than the average and costs more than the average flight leaving from Dublin. The average price per mile (for a direct flight) is $0.18, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $259 (18%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1246. Return trip prices are from the BTM to DUB flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DUB to BTM can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 45 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DUB to BTM while comparing.

Destination alternative #1: Missoula International Airport (MSO) in Missoula, MT

  • 101 miles (163 km) away from BTM
  • Usually 35.16% less expensive than BTM
  • 1-layover flights available

See DUB to MSO flights

Destination alternative #2: Bozeman Yellowstone International Airport (BZN) in Bozeman, MT

  • 66 miles (106 km) away from BTM
  • Usually 13.97% less expensive than BTM
  • 1-layover flights available

See DUB to BZN flights

Destination alternative #3: Helena Regional Airport (HLN) in Helena, MT

  • 51 miles (82 km) away from BTM
  • Usually 13.25% less expensive than BTM
  • 1-layover flights available

See DUB to HLN flights


Flight Hacking DUB to BTM

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DUB to BTM — but Champion Traveler does!

Hack #1: Portland, OR (DUB > PDX > BTM)

  • Price for both tickets: $807
  • Average savings: $453 (35.95%)

See DUB to SEA flights

Hack #2: Seattle, WA (DUB > SEA > BTM)

  • Price for both tickets: $833
  • Average savings: $427 (33.89%)

See DUB to PDX flights

Hack #3: Denver, CO (DUB > DEN > BTM)

  • Price for both tickets: $836
  • Average savings: $425 (33.69%)

See DUB to DEN flights


Flight Questions Answered

Still have questions about flying from DUB to BTM? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Aer Lingus, Air France, American, British Airways, Delta, Iberia, KLM, Lufthansa, United, and potentially more during busy seasons.

How far away is it from Bert Mooney Airport to Dublin Airport?

The distance between the two airports is roughly 4319 miles or 6951 kilometers.

How long does it take to fly from DUB to BTM?

The real-world flight time for a nonstop DUB to BTM flight is about 8 hour 45 minutes.

How many flights go between Dublin and Butte, MT?

It depends on the day of the week and the date, but a typical day might have around 7 available flights from DUB to BTM.


Airport Location Info


Departing Airport

Origination codeDUB
Origination airport nameDublin Airport

Return Airport

Destination codeBTM
Destination airport nameBert Mooney Airport
CityButte, MT
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.