The cheapest times to fly from STX to MSO are

  • March 26th to May 6th
  • July 30th to December 9th (except the week of November 26th)

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 STX to MSO is mid to late September. Prices can be as high as $1821 for Friday flights during late July, or as low as $769 for Wednesday flights around mid to late September.


When to Fly to Missoula

Flying from Christiansted, VI (STX) to Missoula, MT (MSO) will usually cost between $869 to $1488 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $860. Due to high demand the most expensive time to fly is late July, with an average price of $1448. Planning your trip to low-cost times can easily save you $588 on economy flights and even more on first-class flights. Generally, any price below $1056 can be considered a good price for a round-trip STX to MSO flight.

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

STX to MSO Flight Prices

Compared to other flights, the STX to MSO flight is priced close to the average and costs much less than the average flight leaving from Saint Croix. The average price per mile (for a direct flight) is $0.19, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to MSO, and Tuesday the cheapest day to fly back into STX. Fridays 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 $167 (14%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1021. Return trip prices are from the MSO to STX 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 STX to MSO can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 10 minutes may not be realistic.


Flight Hacking STX to MSO

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 STX to MSO — but Champion Traveler does!

Hack #1: Miami, FL (STX > MIA > MSO)

  • Price for both tickets: $918
  • Average savings: $138 (13.07%)

See STX to MIA flights

Hack #2: San Francisco, CA (STX > SFO > MSO)

  • Price for both tickets: $934
  • Average savings: $122 (11.55%)

See STX to SFO flights

Hack #3: Orlando, FL (STX > MCO > MSO)

  • Price for both tickets: $943
  • Average savings: $113 (10.7%)

See STX to MCO flights


Flight Questions Answered

Still have questions about flying from STX to MSO? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Alaska, American, Cape Air, Delta, Seaborne Airlines, Silver Airways, United, and potentially more during busy seasons.

How far away is it from Missoula International Airport to Henry E. Rohlsen Airport?

The distance between the two airports is roughly 3435 miles or 5528 kilometers.

How long does it take to fly from STX to MSO?

The real-world flight time for a nonstop STX to MSO flight is about 7 hour 10 minutes.

How many flights go between Christiansted, VI and Missoula, MT?

It depends on the day of the week and the date, but a typical day might have around 23 available flights from STX to MSO.


Airport Location Info


Departing Airport

Origination code STX
Origination airport name Henry E. Rohlsen Airport
City Christiansted, VI
Country the United States
Latitude 17.7
Longitude -64.8

Return Airport

Destination code MSO
Destination airport name Missoula International Airport
City Missoula, MT
Country the United States
Latitude 46.9
Longitude -114.1


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.