$114 Cheap Flights from Philadelphia (PHL) to Spokane (GEG)

Find available prices by choosing your travel dates.

Cheap Flights from Philadelphia to Spokane (PHL-GEG)

Prices were available within the past 7 days and start at $114 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
American Airlines
Delta
Southwest Airlines
Hawaiian Airlines
Flights from Philadelphia (PHL) to Spokane (GEG)
Origin airport
Philadelphia Intl.
Destination airport
Spokane Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$208
Distance
2149 mi

Philadelphia to Spokane Flights

The cheapest times to fly from Philadelphia to Spokane

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

The best time to book a flight from Philadelphia to Spokane

Sunday is one of the best days to book for cheap flights from Philadelphia to Spokane: 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 Philadelphia to Spokane

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 Philadelphia to Spokane in 2025. You can also book with separate airlines for your outbound and return journeys, from $114 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 Philadelphia to Spokane 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 Philadelphia to Spokane 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 does a flight from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG) cost?
Discover the latest flight deals from PHL to GEG by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PHL to GEG?
The cheapest flights from PHL to GEG are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PHL to GEG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from PHL to GEG. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG)?
Direct flights from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your travel dates and choose either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from PHL to GEG?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG)?
To land at Spokane Intl. Airport (GEG) on schedule, choose a flight that leaves Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG) last-minute?
Holding off until right before your break to book your flight from PHL to GEG often results in higher prices. Although you may find some last-minute deals, they’re not always guaranteed. Allow some flexibility in your schedule to maximize your chances of scoring a bargain.
Is it cheaper to book a PHL to GEG flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to GEG flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG)?
Typically, you can cancel or modify your PHL to GEG flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline’s policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.