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$478+ Cheap flights from Seattle to Petersburg, AK (SEA - 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PSG
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Seattle to Petersburg

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Petersburg (PSG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$599
(Alaska Airlines)
Provider with most accurate pricing for Seattle/Tacoma Intl-Petersburg flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Petersburg flights.
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From Seattle/Tacoma Intl to Petersburg
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Find flight deals from Seattle to Petersburg

Cheapest flights from Seattle to Petersburg
Explore the most affordable flight options available from Seattle to Petersburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/237:05 amSEA - PSG
2 stops4h 46mAlaska Airlines
Sun 6/293:33 pmPSG - SEA
2 stops23h 08mAlaska Airlines
Deal found 2/20$478

Find flights from Seattle to Petersburg within your budget

Customize your flight search to find flights from Seattle 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 February 20, 2025.

Fly from

Seattle

Fly to

Petersburg

Route

Depart

Return

Price

SeattlePetersburg

SEA - PSG

SEAPSG

Seattle/Tacoma Intl

Fri 3/7

7:00 am-10:48 am

Nonstop4h 48m

Petersburg

Tue 3/11

3:11 pm-8:35 pm

Nonstop4h 24m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Seattle to Petersburg

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Petersburg in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Petersburg, Alaska flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Petersburg, Alaska flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Petersburg, Alaska flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Petersburg, Alaska flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Petersburg, Alaska flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Petersburg

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

Travel insights for flights from Seattle to Petersburg

Get recent, data-driven insights about flights from Seattle to Petersburg including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SEA to PSG?

Find hourly flight availability from Seattle to Petersburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Seattle to Petersburg, Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Seattle to Petersburg, Alaska

Explore weekly flight availability from Seattle to Petersburg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from SEA to PSG are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Petersburg by month

Plan your trip to Petersburg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Petersburg, Alaska ranges from 5.1 - 16.3 inches per month. October is typically the wettest month, when rainfall can reach 16.3 in. June is typically the driest time to visit Petersburg, Alaska when rainfall is around 5.1 in.

Temperature in Petersburg by month

Plan your trip to Petersburg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Petersburg, Alaska, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Petersburg

Get insights into the airlines that provide service to Petersburg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Petersburg. Reviews last updated February 20, 2025.
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Petersburg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Petersburg?

    To fly from Seattle to Petersburg, you need to book a flight from Seattle/Tacoma Intl (SEA) to Petersburg (PSG). Nonstop flights to Petersburg from Seattle/Tacoma Intl take 4h 46m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Seattle/Tacoma Intl to Petersburg offered by 1 airline.

  • What is the cheapest airline to fly from Seattle to Petersburg, Alaska round-trip?

    Alaska Airlines, at $599, was found to be the cheapest airline from Seattle to Petersburg, Alaska..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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.

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Top airline flying from Seattle to Petersburg

Discover the top airline that operate flights from Seattle 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$477Average$637FlexibilityNo cancel feeOn-time75%
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