How do I get Price Alerts for flights from Denver to Petersburg, Alaska?

Confirm your travel details to search for the latest offers for flights from Denver to Petersburg, Alaska . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Denver to Petersburg, Alaska with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Denver Intl Airport to Petersburg Airport?

Prices for flights from Denver Intl Airport to Petersburg Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Petersburg Airport?

There is 1 operator available for flights from Denver Intl Airport to Petersburg Airport as of August 2026.

How old do you have to be to fly from Denver Intl Airport to Petersburg Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Petersburg Airport.

What documentation or ID do you need to fly to Petersburg Airport?

The required travel and health documents for your Petersburg Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Petersburg Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$851 Cheap Flights from Denver to Petersburg, Alaska in 2026

Find the cheapest flights from Denver to Petersburg

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 10:45 amDEN Denver Intl-PSG Petersburg

29h 45m3 stops Seattle/Tacoma Intl Ketchikan Wrangell SPB

2:52 pm - 10:40 pmPSG Petersburg-DEN Denver Intl

29h 48m3 stops Wrangell SPB Ketchikan Seattle/Tacoma Intl

$851Alaska Airlines

Sun, Jan 31 - Thu, Feb 4

7:00 am - 10:45 amDEN Denver Intl-PSG Petersburg

29h 45m3 stops Seattle/Tacoma Intl Ketchikan Wrangell SPB

2:52 pm - 10:40 pmPSG Petersburg-DEN Denver Intl

29h 48m3 stops Wrangell SPB Ketchikan Seattle/Tacoma Intl

$881Alaska Airlines

Sun, Jan 31 - Thu, Feb 4

12:49 pm - 10:45 amDEN Denver Intl-PSG Petersburg

23h 56m3 stops Seattle/Tacoma Intl Ketchikan Wrangell SPB

11:29 am - 11:55 amPSG Petersburg-DEN Denver Intl

22h 26m2 stops Juneau Intl Seattle/Tacoma Intl

$940Alaska Airlines

Sun, Jan 31 - Thu, Feb 4

5:00 pm - 2:08 pmDEN Denver Intl-PSG Petersburg

23h 08m2 stops Seattle/Tacoma Intl Juneau Intl

11:29 am - 11:55 amPSG Petersburg-DEN Denver Intl

22h 26m2 stops Juneau Intl Seattle/Tacoma Intl

$946Alaska Airlines

Sun, Jan 31 - Thu, Feb 4

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Alaska Airlines flights from Denver to Petersburg, Alaska

Our best Alaska Airlines deals on Denver to Petersburg, Alaska flight tickets

Alaska Airlines

Jan 31

DEN7:00 amDenver Intl

29h 45m

3 stops

PSG10:45 amPetersburg

Feb 4

PSG2:52 pmPetersburg

29h 48m

3 stops

DEN10:40 pmDenver Intl

$851

Alaska Airlines

Sep 25

DEN7:30 pmDenver Intl

20h 43m

2 stops

PSG2:13 pmPetersburg

Sep 28

PSG2:57 pmPetersburg

25h 13m

3 stops

DEN6:10 pmDenver Intl

$858

Alaska Airlines

Sep 25

DEN5:41 pmDenver Intl

22h 32m

2 stops

PSG2:13 pmPetersburg

Sep 28

PSG11:37 amPetersburg

9h 42m

2 stops

DEN11:19 pmDenver Intl

$864

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPetersburg

DEN Denver Intl - PSG Petersburg

DENPSG

Denver Intl

Sun 1/31

7:00 am-10:45 am

3 stops29h 45m

Petersburg

Thu 2/4

2:52 pm-10:40 pm

3 stops29h 48m

$851

DenverPetersburg

DEN Denver Intl - PSG Petersburg

DENPSG

Denver Intl

Sun 1/31

7:00 am-10:45 am

3 stops29h 45m

Petersburg

Thu 2/4

2:52 pm-10:40 pm

3 stops29h 48m

$881

DenverPetersburg

DEN Denver Intl - PSG Petersburg

DENPSG

Denver Intl

Sun 1/31

12:49 pm-10:45 am

3 stops23h 56m

Petersburg

Thu 2/4

11:29 am-11:55 am

2 stops22h 26m

$940

Quickest round-trip

DenverPetersburg

DEN Denver Intl - PSG Petersburg

DENPSG

Denver Intl

Sun 1/31

5:00 pm-2:08 pm

2 stops23h 08m

Petersburg

Thu 2/4

11:29 am-11:55 am

2 stops22h 26m

$946

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Denver to Petersburg, Alaska

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Petersburg, Alaska according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Denver to Petersburg, Alaska (DEN to PSG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Petersburg, Alaska

Fastest flight time	29h 45m
Direct flights	None

The fastest flight from Denver to Petersburg, Alaska takes 29h 45m

There are no direct flights from Denver to Petersburg, Alaska. There are no popular flight routes from Denver to Petersburg, Alaska.

Search flight deals

Frequently asked questions about flying from Denver to Petersburg, Alaska

How far is Denver Intl to Petersburg by plane?
Petersburg is 1721.9 mi away from Denver Intl. Typically, this will take 29h 45m by plane in normal conditions.
When did momondo last update prices for flights from Denver Intl Airport to Petersburg Airport?
Prices for flights from Denver Intl Airport to Petersburg Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Petersburg Airport?
There is 1 operator available for flights from Denver Intl Airport to Petersburg Airport as of August 2026.
How old do you have to be to fly from Denver Intl Airport to Petersburg Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Petersburg Airport.
What documentation or ID do you need to fly to Petersburg Airport?
The required travel and health documents for your Petersburg Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Petersburg Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Denver to Petersburg, Alaska?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Denver to Petersburg, Alaska is Alaska Airlines (100% of total bookings).

Best airlines flying from Denver to Petersburg, Alaska

Compare and see reviews for airlines that fly from Denver to Petersburg, Alaska with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $881	Free Cancellation	Rating 7.9 12,774 reviews		Search Alaska Airlines flights

Frequently asked questions about flying from Denver to Petersburg, Alaska

How do I get Price Alerts for flights from Denver to Petersburg, Alaska?
Confirm your travel details to search for the latest offers for flights from Denver to Petersburg, Alaska. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Denver to Petersburg, Alaska with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Petersburg?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Petersburg for you.

Can I find flights from Denver to Petersburg with flexible booking policies on momondo?

momondo does allow users to show only those flights to Petersburg from Denver which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Denver to Petersburg?

momondo provides multiple filters to help you find the best flight to Petersburg from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Denver to Petersburg right now. Can momondo alert me if prices change?

Price alerts on flights to Petersburg from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.