$590 Cheap Flights from Petersburg (PSG) to Washington (IAD)

View $590 flight on Fri, Aug 8, 2025Opens in a new window

Popular airlines from Petersburg, AK (PSG) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Petersburg to Washington (PSG-IAD)

Prices were available within the past 7 days and start at $590 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Petersburg (PSG) to Washington (IAD)
Origin airport
Petersburg
Destination airport
Washington Dulles Intl.
Distance
2755 mi

Petersburg to Washington Flights

The cheapest times to fly from Petersburg to Washington

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 Petersburg to Washington are during the month of . You can find some of the cheapest flights from Petersburg to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Petersburg to Washington

Sunday is one of the best days to book for cheap flights from Petersburg to Washington: 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 Petersburg to Washington

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 Petersburg to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $590 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 Petersburg to Washington 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 Petersburg to Washington 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.

 

Frequently asked questions

How much is a flight from Petersburg James A. Johnson Airport to Washington Dulles Intl. Airport (IAD)?
If you’re planning on traveling between Petersburg James A. Johnson Airport and Dulles Intl. Airport, round-trip flights start from . This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don’t delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Petersburg James A. Johnson Airport to IAD?
Most flights can be canceled online, but every air carrier has a different set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from PSG to Washington Dulles Intl. Airport (IAD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Petersburg Airport (PSG) to Dulles Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from PSG to Dulles Intl. Airport?
Petersburg to Chantilly is around 2735 mi, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your hoodie to your headphones. Toss in a few snacks to munch on throughout your journey too.
Which airlines fly direct from PSG to Dulles Intl. Airport?
Direct flights aren’t available, so you’ll need to make at least one stop between PSG and Dulles Intl. Airport. Use the layover time to stretch your legs and freshen up.
Are Petersburg Airport (PSG) to IAD flight tickets cheaper when they're purchased at the last minute?
Booking your trip from PSG to Dulles Intl. Airport at the last minute could be your ticket to a cheap deal. However, it could end up costing a great deal more! If you’d prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated on Expedia all the time.

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