$139 Cheap Flights from Philadelphia (PHL) to Spokane (GEG)

View $139 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Spokane International Airport (GEG)

Cheap Flights from Philadelphia to Spokane (PHL-GEG)

Prices were available within the past 7 days and start at $139 for one-way flights and $279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Dec 3 - Tue, Dec 9
PHL
Philadelphia
GEG
Spokane
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Dec 3 from Philadelphia to Spokane, returning Tue, Dec 9, priced at $279 found 3 days ago
Delta
Sat, Jan 17 - Tue, Jan 20
PHL
Philadelphia
GEG
Spokane
$279 Roundtrip, found 2 days ago
$279
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jan 17 from Philadelphia to Spokane, returning Tue, Jan 20, priced at $279 found 2 days ago
Delta
Tue, Dec 9 - Tue, Dec 9
PHL
Philadelphia
GEG
Spokane
$286 Roundtrip, found 5 days ago
$286
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Dec 9 from Philadelphia to Spokane, returning Tue, Dec 9, priced at $286 found 5 days ago
Alaska Airlines
Thu, Nov 13 - Tue, Nov 18
PHL
Philadelphia
GEG
Spokane
$298 Roundtrip, found 3 days ago
$298
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Nov 13 from Philadelphia to Spokane, returning Tue, Nov 18, priced at $298 found 3 days ago
Delta
Tue, Oct 28 - Thu, Oct 30
PHL
Philadelphia
GEG
Spokane
$304 Roundtrip, found 3 days ago
$304
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 28 from Philadelphia to Spokane, returning Thu, Oct 30, priced at $304 found 3 days ago
Hawaiian Airlines
Tue, Oct 28 - Fri, Oct 31
PHL
Philadelphia
GEG
Spokane
$307 Roundtrip, found 1 day ago
$307
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Philadelphia to Spokane, returning Fri, Oct 31, priced at $307 found 1 day ago
Alaska Airlines
Tue, Jan 20 - Tue, Feb 3
PHL
Philadelphia
GEG
Spokane
$310 Roundtrip, found 20 hours ago
$310
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Tue, Jan 20 from Philadelphia to Spokane, returning Tue, Feb 3, priced at $310 found 20 hours ago
United
Wed, Jan 14 - Sun, Jan 18
PHL
Philadelphia
GEG
Spokane
$311 Roundtrip, found 11 hours ago
$311
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jan 14 from Philadelphia to Spokane, returning Sun, Jan 18, priced at $311 found 11 hours ago
American Airlines
Wed, Jan 14 - Sun, Jan 18
PHL
Philadelphia
GEG
Spokane
$311 Roundtrip, found 11 hours ago
$311
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jan 14 from Philadelphia to Spokane, returning Sun, Jan 18, priced at $311 found 11 hours ago
Frontier Airlines
Thu, Oct 23 - Fri, Oct 31
PHL
Philadelphia
GEG
Spokane
$311 Roundtrip, found 7 hours ago
$311
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Philadelphia to Spokane, returning Fri, Oct 31, priced at $311 found 7 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Spokane (GEG)

September is typically the cheapest month to fly

From $200 - $473 per traveler.

Alternative airports near Spokane

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Spokane Intl. GEG. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $415
GEG
Spokane Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $415

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG) cost?
Secure a cheap one-way flight from $139 or cheap return flight from $279 from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG)?
December is the most affordable month to fly from PHL to GEG. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Spokane Intl. Airport (GEG)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PHL to GEG. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
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.

Travel information

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Spokane Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$278
Distance
2149 mi

Book with confidence

Book with confidence

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 December. 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 $139 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.

 

Philadelphia to Spokane Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.