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Petersburg

$479+ Cheap flights from Washington to Petersburg, AK (PSG)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PSG
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Washington to Petersburg

Keep the following information in mind while searching for Washington to Petersburg flight deals. Data was last updated September 16, 2025.

Round-trip from

$479
(Alaska Airlines)
From Washington to Petersburg
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Find flight deals from Washington to Petersburg

Cheapest flights from Washington to Petersburg
Explore the most affordable flight options available from Washington to Petersburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/66:35 pmSEA - PSG
1 stop17h 28mAlaska Airlines
Fri 10/1011:50 amPSG - SEA
1 stop4h 47mAlaska Airlines
Deal found 9/16$479
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/296:35 pmSEA - PSG
1 stop17h 06mAlaska Airlines
Fri 10/32:52 pmPSG - SEA
Nonstop4h 43mAlaska Airlines
Deal found 9/14$518
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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 9/267:00 amSEA - PSG
1 stop8h 04mAlaska Airlines
Fri 10/32:52 pmPSG - SEA
Nonstop4h 43mAlaska Airlines
Deal found 9/16$733

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 September 16, 2025.
Use the filters below to find and compare flights from Washington to Petersburg that are best for you.

Fly from

Washington

Fly to

Petersburg

Route

Depart

Return

Price

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Mon 10/6

7:10 am-11:03 am

Nonstop4h 53m

Petersburg

Fri 10/10

11:50 am-10:07 pm

1 stop9h 17m

$481

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Mon 9/29

6:35 pm-10:41 am

1 stop17h 06m

Petersburg

Fri 10/3

2:52 pm-8:35 pm

Nonstop4h 43m

$518

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Fri 9/26

7:00 am-2:04 pm

1 stop8h 04m

Petersburg

Fri 10/3

2:52 pm-8:35 pm

Nonstop4h 43m

$733

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Washington to Petersburg

Have a flexible travel schedule? Discover the best time to fly to Petersburg from Washington 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 Washington 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 Washington 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 Washington?

    For a flight from Washington to Petersburg, you will be flying into Petersburg. Petersburg (PSG) is just 1.0 mi from the center of the city.

  • How long is the flight from State of Washington to Petersburg, Alaska?

    Departing from State of Washington to Petersburg, Alaska will take you 4h 53m. Airlines will cover a distance of 786 mi. Generally, flights for this route are nonstop.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 Washington to Petersburg

Discover the top airline that operate flights from Washington 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$468Average$612FlexibilityNo cancel feeOn-time75%

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