Flights from Seattle to Petersburg Starting at £162
We've found these cheap flights for you. You can book one-way or return flight tickets.
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One way
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Cheapest nonstopSEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Sat, Mar 29 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Fri, Apr 4 | Alaska Airlines£305 £44131% OFF31% OFF£441 £305
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Sun, Mar 30 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Sat, Apr 5 | Alaska Airlines£306 £44131% OFF31% OFF£441 £306
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Fri, Mar 28 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Thu, Apr 3 | Alaska Airlines£306 £44131% OFF31% OFF£441 £306
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Mon, Apr 7 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Sun, Apr 13 | Alaska Airlines£30631% OFF£441 £306
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Sat, Apr 5 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Fri, Apr 11 | Alaska Airlines£30731% OFF£441 £307
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Wed, Mar 26 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Tue, Apr 1 | Alaska Airlines£30730% OFF£441 £307
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Mon, Mar 31 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Sun, Apr 6 | Alaska Airlines£30830% OFF£441 £308
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SEA 07:204h 52mNonstopPSG 11:12Seattle - Petersburg | Tue, Apr 1 | Alaska AirlinesPSG 15:044h 26mNonstopSEA 20:30Petersburg - Seattle | Mon, Apr 7 | Alaska Airlines£30830% OFF£441 £308
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SEA 18:3917h 33m1 stopsPSG 11:12Seattle - Petersburg | Wed, Apr 9 | Alaska AirlinesPSG 12:014h 32m1 stopsSEA 17:33Petersburg - Seattle | Wed, Apr 16 | Alaska Airlines£30431% OFF£441 £304
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SEA 18:3917h 33m1 stopsPSG 11:12Seattle - Petersburg | Wed, Apr 16 | Alaska AirlinesPSG 15:0319h 37m1 stopsSEA 11:40Petersburg - Seattle | Wed, Apr 23 | Alaska Airlines£30930% OFF£441 £309
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SEA 13:0017h 25m1 stopsPSG Invalid DateSeattle - Petersburg | Fri, Mar 21 | Normal AirlinePSG 15:006hNonstopSEA 16:00Petersburg - Seattle | Sun, Mar 23 | Normal AirlineFind More FlightsFind More Flights
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SEA 07:108h 7m1 stopsPSG 14:17Seattle - Petersburg | Thu, Apr 17 | Alaska Airlines£162 £43162% OFF62% OFF£431 £162
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SEA 18:3320h 43m1 stopsPSG 14:16Seattle - Petersburg | Sun, May 4 | Alaska Airlines£302 £43130% OFF30% OFF£431 £302
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SEA 13:0017h 25m1 stopsPSG Invalid DateSeattle - Petersburg | Fri, Mar 21 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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FAQ
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When are flight tickets from Seattle (SEA) to Petersburg (PSG) the cheapest?
Airlines adjust prices for flights from Seattle to Petersburg based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Seattle (SEA) to Petersburg (PSG) cost?
According to Trip.com's data, the lowest price is around £524. -
How long is the flight from Seattle (SEA) to Petersburg (PSG)?
It takes about 4 hours 44 minutes to fly from Seattle (SEA) to Petersburg (PSG). -
What is the transportation method from the main airport to downtown in Petersburg?
- The distance from Petersburg James A. Johnson Airport to downtown is about 1km, by taxi about 20 minutes.
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What are the most popular airlines that fly from Seattle (SEA) to Petersburg (PSG)?
Airlines with flights from Seattle (SEA) to Petersburg (PSG): Alaska Airlines. -
What's the most popular airline for direct flights from Seattle (SEA) to Petersburg (PSG)?
Alaska Airlines operates 1 direct flights from Seattle (SEA) to Petersburg (PSG). -
How many airports in Petersburg (PSG)?
There are 1 airport(s) in Petersburg (PSG): Petersburg James A. Johnson Airport.
How to find a cheap flight from Seattle to Petersburg
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Petersburg. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Seattle to Petersburg.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Seattle to Petersburg over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Thu, Apr 17, with one-way flights priced at just £162.
Compare cheap flight deals from Seattle to Petersburg across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Seattle to Petersburg. The cheapest airline for this route is Alaska Airlines.
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You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Seattle to Petersburg and snag some exclusive deals just for you.
Flight Information from Seattle to Petersburg
Cheapest one-way flight price | £162 |
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Cheapest return ticket price | £304 |
Off-season travel month | February |
Peak season for travel | May |
Flight distance | 1,265.48km |
Average flight time | 4 hours 44 minutes |
Popular airline | Alaska Airlines |
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