$756+ Cheap flights from Montana to Petersburg, AK (PSG)
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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PSG
May 6 — May 131
1 adult, Economy
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Keep the following information in mind while searching for Montana to Petersburg flight deals. Data was last updated May 1, 2025.
Round-trip from | $756 (Alaska Airlines) |
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Find flight deals from Montana to Petersburg
Cheapest flights from Montana to PetersburgExplore the most affordable flight options available from Montana to Petersburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
Explore the most affordable flight options available from Montana to Petersburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/122:16 pmMSO - PSG
2 stops25h 51mAlaska Airlines
Fri 6/202:52 pmPSG - MSO
1 stop7h 27mAlaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$756
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Petersburg 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 May 1, 2025.
Use the filters below to find and compare flights from Montana to Petersburg that are best for you.
Fly from
Montana
Fly to
Petersburg
Route
Depart
Return
Price
MissoulaPetersburg
MSO - PSG
MSOPSG
Missoula Johnson-Bell Field
Thu 6/12
2:16 pm-2:07 pm
2 stops25h 51m
Petersburg
Fri 6/20
2:52 pm-12:19 am
1 stop7h 27m
$756
Best time to book a flight from Montana to Petersburg
Have a flexible travel schedule? Discover the best time to fly to Petersburg from Montana 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 Montana to Petersburg
What is the cheapest time of day to fly from MT to PSG?
Find hourly flight availability from Montana to Petersburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Petersburg, Alaska as you normally would.
Rainfall in Petersburg by month
Plan your trip to Petersburg by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Petersburg, Alaska ranges from 5.1 - 16.3 inches per month. October is typically the wettest month, when rainfall can reach 16.3 in. June is typically the driest time to visit Petersburg, Alaska when rainfall is around 5.1 in.
Temperature in Petersburg by month
Plan your trip to Petersburg by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Petersburg, Alaska, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).
Reviews of airlines servicing Petersburg
Get insights into the airlines that provide service to Petersburg. 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 Petersburg. Reviews last updated May 1, 2025.
Overall
8.0
Crew
8.5
Comfort
7.9
Food
7.1
Entertainment
7.1
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Overall
8.0
Crew
8.5
Comfort
7.9
Food
7.1
Entertainment
7.1
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO