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

As of May 2026, 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 Mon, with 100% of weekly flights taking off on this day.

What is the cheapest airline that flies from Washington to Petersburg?

Alaska Airlines is the most popular carrier operating from Washington to Petersburg

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 May 2026, 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.

$349 Cheap Flights from Washington to Petersburg, Alaska in 2026

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Find the cheapest flights from Washington to Petersburg

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 10:41 am

SEA

PSG

4h 41m

2 stops

2:42 pm - 8:21 pm

PSG

SEA

4h 39m

2 stops

$591Alaska Airlines

Sun, Jun 7 - Sun, Jun 14

7:00 am - 10:41 am

SEA

PSG

4h 41m

2 stops

11:27 am - 12:14 am

PSG

SEA

11h 47m

1 stop

$600Alaska Airlines

Sun, Jun 7 - Sun, Jun 14

7:50 pm - 2:44 pm

SEA

PSG

19h 54m

1 stop

2:42 pm - 3:14 pm

PSG

SEA

23h 32m

2 stops

$604Alaska Airlines

Mon, Jun 8 - Sun, Jun 14

7:50 pm - 2:44 pm

SEA

PSG

19h 54m

1 stop

11:27 am - 12:14 am

PSG

SEA

11h 47m

1 stop

$611Alaska Airlines

Mon, Jun 8 - Sun, Jun 14

7:00 am - 10:41 am

SEA

PSG

4h 41m

2 stops

2:42 pm - 8:26 am

PSG

SEA

16h 44m

3 stops

$682Alaska Airlines

Sun, Jun 7 - Sun, Jun 14

6:38 pm - 10:43 am

SEA

PSG

17h 05m

1 stop

2:42 pm - 8:21 pm

PSG

SEA

4h 39mnonstop

$692Alaska Airlines

Fri, Jul 3 - Sat, Jul 4

7:50 pm - 2:44 pm

SEA

PSG

19h 54m

1 stop

2:42 pm - 8:26 am

PSG

SEA

16h 44m

3 stops

$693Alaska Airlines

Mon, Jun 8 - Sun, Jun 14

7:00 am - 10:46 am

SEA

PSG

4h 46mnonstop

2:55 pm - 8:31 pm

PSG

SEA

4h 36mnonstop

$694Alaska Airlines

Sat, Aug 29 - Fri, Sep 4

7:08 am - 1:52 pm

SEA

PSG

7h 44m

1 stop

2:42 pm - 8:21 pm

PSG

SEA

4h 39mnonstop

$699Alaska Airlines

Thu, Jun 11 - Sun, Jun 14

7:00 am - 10:41 am

SEA

PSG

4h 41mnonstop

11:27 am - 5:20 pm

PSG

SEA

4h 53m

1 stop

$703Alaska Airlines

Sun, Jun 7 - Sun, Jun 14

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

Jun 7

SEA7:00 amSeattle/Tacoma Intl

4h 41m

2 stops

PSG10:41 amPetersburg

Jun 14

PSG2:42 pmPetersburg

4h 39m

2 stops

SEA8:21 pmSeattle/Tacoma Intl

$591

Alaska Airlines

Jun 7

SEA7:00 amSeattle/Tacoma Intl

4h 41m

2 stops

PSG10:41 amPetersburg

Jun 14

PSG11:27 amPetersburg

11h 47m

1 stop

SEA12:14 amSeattle/Tacoma Intl

$600

Alaska Airlines

Jun 8

SEA7:50 pmSeattle/Tacoma Intl

19h 54m

1 stop

PSG2:44 pmPetersburg

Jun 14

PSG2:42 pmPetersburg

23h 32m

2 stops

SEA3:14 pmSeattle/Tacoma Intl

$604

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

Cheapest round-trip

Quickest round-trip

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sun 6/7

7:00 am-10:41 am

2 stops4h 41m

Petersburg

Sun 6/14

2:42 pm-8:21 pm

2 stops4h 39m

$591

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sun 6/7

7:00 am-10:41 am

2 stops4h 41m

Petersburg

Sun 6/14

11:27 am-12:14 am

1 stop11h 47m

$600

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Mon 6/8

7:50 pm-2:44 pm

1 stop19h 54m

Petersburg

Sun 6/14

2:42 pm-3:14 pm

2 stops23h 32m

$604

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Mon 6/8

7:50 pm-2:44 pm

1 stop19h 54m

Petersburg

Sun 6/14

11:27 am-12:14 am

1 stop11h 47m

$611

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sun 6/7

7:00 am-10:41 am

2 stops4h 41m

Petersburg

Sun 6/14

2:42 pm-8:26 am

3 stops16h 44m

$682

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Fri 7/3

6:38 pm-10:43 am

1 stop17h 05m

Petersburg

Sat 7/4

2:42 pm-8:21 pm

Nonstop4h 39m

$692

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Mon 6/8

7:50 pm-2:44 pm

1 stop19h 54m

Petersburg

Sun 6/14

2:42 pm-8:26 am

3 stops16h 44m

$693

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sat 8/29

7:00 am-10:46 am

Nonstop4h 46m

Petersburg

Fri 9/4

2:55 pm-8:31 pm

Nonstop4h 36m

$694

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Thu 6/11

7:08 am-1:52 pm

1 stop7h 44m

Petersburg

Sun 6/14

2:42 pm-8:21 pm

Nonstop4h 39m

$699

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Sun 6/7

7:00 am-10:41 am

Nonstop4h 41m

Petersburg

Sun 6/14

11:27 am-5:20 pm

1 stop4h 53m

$703

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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

Airlines

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

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

You could potentially save up to 35% 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 40m
Direct flights	Mon, Tue, Fri, Sat and Sun
Airports in Petersburg, Alaska	1 airport

The fastest flight from State of Washington to Petersburg, Alaska takes 4h 40m

Direct flights go from State of Washington to Petersburg, Alaska on Monday, Tuesday, Friday, Saturday and Sunday. 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

Frequently asked questions about flying from Washington to Petersburg, Alaska

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 May 2026, 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, making up 87.50% of the total bookings. Other popular models include Boeing 737-700 Passenger/BBJ1 (winglets) with 12.50%.

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 $439	Free Cancellation	Rating 7.9 12,352 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.