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

Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Colorado decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Colorado 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 aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

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

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

As of November 2025, there is 1 operator available to choose from for flights from Colorado to Petersburg Airport.

How old do you have to be to fly from Colorado 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 Colorado 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.

$689 Cheap Flights from Colorado to Petersburg in 2025/26

1 adult

0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:35 pm - 10:52 amDEN-PSG

24h 17m3 stops

3:33 pm - 11:33 pmPSG-DEN

30h 00m3 stops

$689Alaska Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

7:00 am - 2:41 pmDEN-PSG

9h 41m2 stops

3:33 pm - 11:33 pmPSG-DEN

30h 00m3 stops

$695Alaska Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

7:00 am - 2:41 pmDEN-PSG

9h 41m2 stops

11:40 am - 11:33 pmPSG-DEN

9h 53m2 stops

$701Alaska Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

8:22 pm - 10:52 amDEN-PSG

40h 30m3 stops

11:37 am - 11:59 pmPSG-DEN

34h 22m2 stops

$708Alaska Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

8:22 pm - 2:24 pmDEN-PSG

20h 02m2 stops

11:37 am - 11:59 pmPSG-DEN

34h 22m2 stops

$711Alaska Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

8:22 pm - 10:52 amDEN-PSG

40h 30m3 stops

11:37 am - 11:59 pmPSG-DEN

34h 22m3 stops

$790Alaska Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

6:02 am - 10:52 amDEN-PSG

30h 50m3 stops

3:09 pm - 11:59 pmPSG-DEN

30h 50m3 stops

$797Alaska Airlines

Find Deal

Sat, Dec 20 - Sat, Dec 27

Alaska Airlines flights from Colorado to Petersburg, Alaska

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

Alaska Airlines

Mar 31

DEN12:35 pmDenver Intl

24h 17m

3 stops

PSG10:52 amPetersburg

Apr 1

PSG3:33 pmPetersburg

30h 00m

3 stops

DEN11:33 pmDenver Intl

$689

Find similar

Alaska Airlines

Mar 31

DEN7:00 amDenver Intl

9h 41m

2 stops

PSG2:41 pmPetersburg

Apr 1

PSG3:33 pmPetersburg

30h 00m

3 stops

DEN11:33 pmDenver Intl

$695

Find similar

Alaska Airlines

Mar 31

DEN7:00 amDenver Intl

9h 41m

2 stops

PSG2:41 pmPetersburg

Apr 1

PSG11:40 amPetersburg

9h 53m

2 stops

DEN11:33 pmDenver Intl

$701

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Colorado to Petersburg, Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Tue 3/31

12:35 pm-10:52 am

3 stops24h 17m

Petersburg

Wed 4/1

3:33 pm-11:33 pm

3 stops30h 00m

$689

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Tue 3/31

7:00 am-2:41 pm

2 stops9h 41m

Petersburg

Wed 4/1

3:33 pm-11:33 pm

3 stops30h 00m

$695

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Tue 3/31

7:00 am-2:41 pm

2 stops9h 41m

Petersburg

Wed 4/1

11:40 am-11:33 pm

2 stops9h 53m

$701

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Sat 12/20

8:22 pm-10:52 am

3 stops40h 30m

Petersburg

Sat 12/27

11:37 am-11:59 pm

2 stops34h 22m

$708

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Sat 12/20

8:22 pm-2:24 pm

2 stops20h 02m

Petersburg

Sat 12/27

11:37 am-11:59 pm

2 stops34h 22m

$711

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Sat 12/20

8:22 pm-10:52 am

3 stops40h 30m

Petersburg

Sat 12/27

11:37 am-11:59 pm

3 stops34h 22m

$790

DenverPetersburg

DEN - PSG

DENPSG

Denver Intl

Sat 12/20

6:02 am-10:52 am

3 stops30h 50m

Petersburg

Sat 12/27

3:09 pm-11:59 pm

3 stops30h 50m

$797

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Colorado to Petersburg, Alaska flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Colorado to Petersburg Airport?
Prices for flights from Colorado to Petersburg Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to Petersburg Airport?
As of November 2025, there is 1 operator available to choose from for flights from Colorado to Petersburg Airport.
How old do you have to be to fly from Colorado 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 Colorado 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.

Best airlines flying from Colorado to Petersburg, Alaska

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $582	Free Cancellation	Rating 8.0 11,281 reviews		Search Alaska Airlines flights

How do I get Price Alerts for flights from Colorado to Petersburg, Alaska?
Price Alerts will notify you by email when the price for flights to Petersburg, Alaska from Colorado decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Colorado 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 aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

It is quick and easy to find Colorado to Petersburg flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Petersburg that suits you.

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

Yes. momondo allows you to filter the results for Colorado to Petersburg flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Petersburg from Colorado.

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

If you are not ready to book a flight from Colorado to Petersburg now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Petersburg and let you know when they change.