How many flights depart from State of Washington to Petersburg, Alaska on average per week?

As of December 2025, 1 flights take off from State of Washington and land in Petersburg, Alaska each week. The most common flight departure day for this route is Wed, with 100% of weekly flights taking off on this day.

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

Prices for flights from Washington to Petersburg Airport are updated daily.

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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Petersburg Airport.

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

The travel and health documents you'll need for your trip to Petersburg Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Petersburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$382 Cheap Flights from Washington to Petersburg in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to Petersburg

Round-trip

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:33 pm - 11:00 am

SEA

PSG

17h 27m1 stop

3:10 pm - 8:45 pm

PSG

SEA

4h 35mnonstop

$382Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

7:00 am - 10:54 am

SEA

PSG

4h 54m2 stops

3:18 pm - 8:47 pm

PSG

SEA

4h 29m2 stops

$383Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

3:35 pm - 11:00 am

SEA

PSG

20h 25m2 stops

3:10 pm - 8:45 pm

PSG

SEA

4h 35m2 stops

$386Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

6:33 pm - 11:00 am

SEA

PSG

17h 27m1 stop

11:46 am - 5:44 pm

PSG

SEA

4h 58m1 stop

$392Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

7:00 am - 2:21 pm

SEA

PSG

8h 21m1 stop

3:10 pm - 8:45 pm

PSG

SEA

4h 35m2 stops

$393Alaska Airlines

Tue, Jan 13 - Tue, Jan 20

7:01 am - 2:33 pm

SEA

PSG

8h 32m1 stop

11:36 am - 5:50 pm

PSG

SEA

5h 14m1 stop

$402Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

7:00 am - 10:54 am

SEA

PSG

4h 54m2 stops

3:18 pm - 8:47 pm

PSG

SEA

4h 29m2 stops

$423Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

7:00 am - 10:54 am

SEA

PSG

4h 54m2 stops

11:36 am - 5:50 pm

PSG

SEA

5h 14m1 stop

$433Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

7:01 am - 2:33 pm

SEA

PSG

8h 32m1 stop

11:36 am - 5:50 pm

PSG

SEA

5h 14m1 stop

$442Alaska Airlines

Sat, Feb 14 - Wed, Feb 18

7:00 am - 10:52 am

SEA

PSG

4h 52mnonstop

3:09 pm - 8:45 pm

PSG

SEA

4h 36mnonstop

$611Alaska Airlines

Tue, Dec 30 - Sat, Jan 3

Alaska Airlines flights from State of Washington to Petersburg, Alaska

Our best Alaska Airlines deals on State of Washington to Petersburg, Alaska flight tickets

Alaska Airlines

Jan 13

SEA6:33 pmSeattle/Tacoma Intl

17h 27m

1 stop

PSG11:00 amPetersburg

Jan 20

PSG3:10 pmPetersburg

4h 35m

SEA8:45 pmSeattle/Tacoma Intl

$382

Find similar

Alaska Airlines

Feb 14

SEA7:00 amSeattle/Tacoma Intl

4h 54m

2 stops

PSG10:54 amPetersburg

Feb 18

PSG3:18 pmPetersburg

4h 29m

2 stops

SEA8:47 pmSeattle/Tacoma Intl

$383

Find similar

Alaska Airlines

Jan 13

SEA3:35 pmSeattle/Tacoma Intl

20h 25m

2 stops

PSG11:00 amPetersburg

Jan 20

PSG3:10 pmPetersburg

4h 35m

2 stops

SEA8:45 pmSeattle/Tacoma Intl

$386

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Tue 1/13

6:33 pm-11:00 am

1 stop17h 27m

Petersburg

Tue 1/20

3:10 pm-8:45 pm

Nonstop4h 35m

$382

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 2/14

7:00 am-10:54 am

2 stops4h 54m

Petersburg

Wed 2/18

3:18 pm-8:47 pm

2 stops4h 29m

$383

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Tue 1/13

3:35 pm-11:00 am

2 stops20h 25m

Petersburg

Tue 1/20

3:10 pm-8:45 pm

2 stops4h 35m

$386

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Tue 1/13

6:33 pm-11:00 am

1 stop17h 27m

Petersburg

Tue 1/20

11:46 am-5:44 pm

1 stop4h 58m

$392

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Tue 1/13

7:00 am-2:21 pm

1 stop8h 21m

Petersburg

Tue 1/20

3:10 pm-8:45 pm

2 stops4h 35m

$393

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 2/14

7:01 am-2:33 pm

1 stop8h 32m

Petersburg

Wed 2/18

11:36 am-5:50 pm

1 stop5h 14m

$402

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 2/14

7:00 am-10:54 am

2 stops4h 54m

Petersburg

Wed 2/18

3:18 pm-8:47 pm

2 stops4h 29m

$423

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 2/14

7:00 am-10:54 am

2 stops4h 54m

Petersburg

Wed 2/18

11:36 am-5:50 pm

1 stop5h 14m

$433

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 2/14

7:01 am-2:33 pm

1 stop8h 32m

Petersburg

Wed 2/18

11:36 am-5:50 pm

1 stop5h 14m

$442

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Tue 12/30

7:00 am-10:52 am

Nonstop4h 52m

Petersburg

Sat 1/3

3:09 pm-8:45 pm

Nonstop4h 36m

$611

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Petersburg, Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Other information

What is the cheapest day to depart on your flight to Petersburg, Alaska?

The cheapest day to depart on your flight to Petersburg, Alaska is on a Sunday when prices can be found for as low as $578. This is often the case because there is less demand to fly during this day of the week. Flights from State of Washington to Petersburg, Alaska on a Wednesday will generally be more expensive and average around $808. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest Washington to Petersburg flight route?

Fly from Seattle/Tacoma Intl to Petersburg for the best Washington - Petersburg flight prices

What cabin class options are available on Washington to Petersburg flights?

There is only 1 cabin class available to choose from on Washington to Petersburg flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Petersburg, Alaska flights?

You could potentially save up to 42% on your flight if you consider stops on a State of Washington to Petersburg, Alaska flight.

Cheap State of Washington to Petersburg, Alaska flight deals and tips

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

Fastest flight time	4h 45m
Direct flights	Wed
Airports in Petersburg, Alaska	1 airport

The fastest flight from State of Washington to Petersburg, Alaska takes 4h 45m

Direct flights go from State of Washington to Petersburg, Alaska on Wednesday. There are no airlines offering direct flights.

There is 1 airport in Petersburg, Alaska. From State of Washington there are direct flights to Petersburg (PSG).

Search flight deals

When did momondo last update prices for flights from Washington to Petersburg Airport?
Prices for flights from Washington to Petersburg Airport are updated daily.
How many operators does momondo search for flights from Washington to Petersburg Airport?
As of December 2025, there is 1 operator available to choose from for flights from Washington to Petersburg Airport.
How old do you have to be to fly from Washington to Petersburg Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Petersburg Airport.
What documentation or ID do you need to fly to Petersburg Airport?
The travel and health documents you'll need for your trip to Petersburg Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Petersburg Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from State of Washington to Petersburg, Alaska?
Based on momondo bookings for flights between State of Washington and Petersburg, Alaska, the leading plane model is Boeing 737-700 Passenger/BBJ1 (winglets), making up 100.00% of the total bookings.

Best airlines flying from State of Washington to Petersburg, Alaska

Compare and see reviews for airlines that fly from State of Washington to Petersburg, Alaska with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $463	Free Cancellation	Rating 8.0 11,477 reviews		Search Alaska Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Petersburg. momondo saves you time and could save you money on your trip.

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

Flights from Washington to Petersburg with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Washington to Petersburg flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Petersburg from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.