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Petersburg

$356+ Cheap flights from Colorado to Petersburg, AK (PSG)

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PSG
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Colorado to Petersburg

Cheapest flights from Colorado to Petersburg
Explore the most affordable flight options available from Colorado to Petersburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
DEN
-
PSG
3 stops30h 43m
Alaska Airlines
Tue 8/2511:29 am
PSG
-
DEN
2 stops17h 07m
Alaska Airlines
Deal found 2/9$649
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
DEN
-
PSG
3 stops30h 43m
Alaska Airlines
Mon 8/242:52 pm
PSG
-
DEN
3 stops24h 07m
Alaska Airlines
Deal found 2/9$696
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:00 am
DEN
-
PSG
3 stops30h 43m
Alaska Airlines
Fri 8/2111:29 am
PSG
-
DEN
2 stops10h 19m
Alaska Airlines
Deal found 2/9$702
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
DEN
-
PSG
2 stops34h 25m
Alaska Airlines
Sat 8/222:52 pm
PSG
-
DEN
3 stops30h 56m
Alaska Airlines
Deal found 2/9$703
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
DEN
-
PSG
3 stops29h 54m
Alaska Airlines
Sun 2/223:18 pm
PSG
-
DEN
3 stops25h 38m
Alaska Airlines
Deal found 2/8$804

Find flight deals from Colorado to Petersburg

Keep the following information in mind while searching for Colorado to Petersburg flight deals. Data was last updated February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Denver Intl-Petersburg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Petersburg flights.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 February 11, 2026.
Use the filters below to find and compare flights from Colorado to Petersburg that are best for you.

Fly from

Colorado

Fly to

Petersburg

Route

Depart

Return

Price

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Wed 2/18

7:00 am-10:54 am

3 stops29h 54m

Petersburg

Sun 2/22

3:18 pm-6:56 pm

3 stops25h 38m

$804

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Thu 5/21

7:40 am-2:44 pm

2 stops33h 04m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Best time to book a flight from Colorado to Petersburg

Have a flexible travel schedule? Discover the best time to fly to Petersburg from Colorado 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 Colorado to Petersburg
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Petersburg from Colorado?

    Located just 1.0 mi from the city center, Petersburg (PSG) is the airport most travelers will use when flying to Petersburg from Colorado.

  • How long is the flight from Colorado to Petersburg, Alaska?

    Departing from Colorado to Petersburg, Alaska will take you 29h 54m. There are 1724 mi between Colorado and Petersburg, Alaska.

  • Can I find deals for flights from Colorado to Petersburg that include hotel bookings?

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

  • How can I find direct flights from Colorado to Petersburg?

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

  • Can I find deals for business class flights from Colorado to Petersburg?

    Yes. Cheapflights offers flight deals from Colorado to Petersburg 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

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Top airline flying from Colorado to Petersburg

Discover the top airline that operate flights from Colorado to Petersburg. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$660Average$1,057FlexibilityNo cancel feeOn-time75%

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