Cheap Flights from Pasco (PSC) to Petersburg (PSG)

Cheap Flights from Pasco to Petersburg (PSC-PSG)

Prices were available within the past 7 days and start at for one-way flights and $801 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, Jul 12 - Sun, Jul 19
PSC
Pasco
PSG
Petersburg
$801 Roundtrip, found 3 days ago
$801
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, Jul 12 from Pasco to Petersburg, returning Sun, Jul 19, priced at $801 found 3 days ago
Alaska Airlines
Sun, Jul 12 - Sun, Jul 19
PSC
Pasco
PSG
Petersburg
$989 Roundtrip, found 3 days ago
$989
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, Jul 12 from Pasco to Petersburg, returning Sun, Jul 19, priced at $989 found 3 days ago

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Petersburg Airport (PSG) cost?
Grab a cheap one-way flight or cheap return flight from $801 from Tri-Cities Airport (PSC) to Petersburg Airport (PSG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Tri-Cities Airport (PSC) to Petersburg Airport (PSG)?
July is the cheapest month to fly from PSC to PSG. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Tri-Cities Airport (PSC) to Petersburg Airport (PSG)?
To find the cheapest airline that'll fly you from PSC to PSG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Tri-Cities Airport (PSC) to Petersburg Airport (PSG)?
You'll have to catch a flight with a layover when traveling from Tri-Cities Airport (PSC) to Petersburg Airport (PSG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from PSC to PSG?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Petersburg Airport (PSG)?
To land at Petersburg Airport (PSG) on schedule, opt for a flight that takes off from Tri-Cities Airport (PSC) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Petersburg Airport (PSG) last-minute?
Last-minute fares from PSC to PSG are generally more expensive. For the cheapest rates, start searching for flights well in advance. That being said, if you're flexible with your travel dates, you may land a cheap ticket right before your trip.
Is it cheaper to book a PSC to PSG flight and hotel package?
Booking a PSC to PSG flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our extensive range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Petersburg Airport (PSG)?
If you reserved your PSC to PSG flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Tri-Cities
Destination airport
Petersburg
Roundtrip price
$800
Distance
936 mi

Book with confidence

Pasco to Petersburg Flights

The cheapest times to fly from Pasco to Petersburg

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Pasco to Petersburg are during the month of July. You can find some of the cheapest flights from Pasco to Petersburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Petersburg

Sunday is one of the best days to book for cheap flights from Pasco to Petersburg: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Pasco to Petersburg

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Pasco to Petersburg in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Pasco to Petersburg flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Pasco to Petersburg airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Pasco to Petersburg Flights

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*Available to One Key members.