$20 Cheap Flights from Spokane (GEG) to Phoenix (PHX)

View $20 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines from Spokane International Airport (GEG) to Phoenix Sky Harbor Intl. Airport (PHX)

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Today's featured flight deals from Spokane International Airport (GEG) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Spokane to Phoenix (GEG-PHX)

Prices were available within the past 7 days and start at $20 for one-way flights and $58 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Jan 18 - Thu, Jan 22
GEG
Spokane
PHX
Phoenix
$58 Roundtrip, found 9 hours ago
$58
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Spokane to Phoenix, returning Thu, Jan 22, priced at $58 found 9 hours ago
Frontier Airlines
Thu, Jan 8 - Thu, Jan 15
GEG
Spokane
PHX
Phoenix
$64 Roundtrip, found 2 hours ago
$64
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Jan 8 from Spokane to Phoenix, returning Thu, Jan 15, priced at $64 found 2 hours ago
Frontier Airlines
Sun, Jan 18 - Sun, Jan 25
GEG
Spokane
PHX
Phoenix
$75 Roundtrip, found 5 hours ago
$75
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Spokane to Phoenix, returning Sun, Jan 25, priced at $75 found 5 hours ago
Frontier Airlines
Sun, Jan 18 - Thu, Jan 29
GEG
Spokane
PHX
Phoenix
$82 Roundtrip, found 19 hours ago
$82
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Spokane to Phoenix, returning Thu, Jan 29, priced at $82 found 19 hours ago
Frontier Airlines
Thu, Jan 22 - Sun, Jan 25
GEG
Spokane
PHX
Phoenix
$95 Roundtrip, found 2 hours ago
$95
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Spokane to Phoenix, returning Sun, Jan 25, priced at $95 found 2 hours ago
Frontier Airlines
Sun, Jan 18 - Thu, Jan 22
GEG
Spokane
PHX
Phoenix
$96 Roundtrip, found 9 hours ago
$96
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Spokane to Phoenix, returning Thu, Jan 22, priced at $96 found 9 hours ago
Southwest Airlines
Sat, Jan 17 - Sun, Jan 18
GEG
Spokane
PHX
Phoenix
$110 Roundtrip, found 3 hours ago
$110
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Spokane to Phoenix, returning Sun, Jan 18, priced at $110 found 3 hours ago
American Airlines
Sat, Dec 13 - Sun, Jan 11
GEG
Spokane
PHX
Phoenix
$117 Roundtrip, found 3 hours ago
$117
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Dec 13 from Spokane to Phoenix, returning Sun, Jan 11, priced at $117 found 3 hours ago
Alaska Airlines
Wed, Dec 31 - Thu, Jan 8
GEG
Spokane
PHX
Phoenix
$122 Roundtrip, found 3 hours ago
$122
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Wed, Dec 31 from Spokane to Phoenix, returning Thu, Jan 8, priced at $122 found 3 hours ago
Delta
Wed, Dec 3 - Sat, Dec 6
GEG
Spokane
PHX
Phoenix
$165 Roundtrip, just found
$165
Roundtrip
just found
Select Delta flight, departing Wed, Dec 3 from Spokane to Phoenix, returning Sat, Dec 6, priced at $165 just found

Find the cheapest month to fly from Spokane (GEG) to Phoenix (PHX)

November is typically the cheapest month to fly

From $133 - $412 per traveler.

Frequently asked questions

How much does a flight from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX) cost?
Snag a cheap one-way flight from $20 or cheap return flight from $58 from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX) 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 Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
January is the most affordable month to fly from GEG to PHX. Traveling during quieter months is often the key to scoring lower fares.
Which airlines fly direct from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
You can fly nonstop from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX) on a Southwest Airlines flight.
What is the cheapest airline that flies from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
American Airlines and Southwest Airlines are some popular carriers offering reasonable fares. Keep in mind that flight prices from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX) can vary based on demand, seasonality and time of booking. With Expedia's search tool, you can easily find a GEG to PHX flight that matches your preferences and budget.
How many flights per day from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
When taking off from Spokane Intl. Airport (GEG), you'll have a choice from an average of 3 daily direct flights to Sky Harbor Intl. Airport (PHX).
What are the most popular departure times for flights from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
The 3 PM departures from GEG to PHX are the most sought after. Prices can be higher for these popular slots. If you want to save on your fare, book during off-peak hours.
What day of the week has the most flights from GEG to PHX?
Fly on a Friday if you're searching for the best choice of flights from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX).
What is the earliest flight from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
The earliest flight departing from Spokane Intl. Airport (GEG) is at around 6:32AM UTC-8. Catch this flight and you'll arrive at Sky Harbor Intl. Airport (PHX) at approximately 10:23AM UTC-7. The total time in the air is 2h 51m.
How long does it take to fly from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
The average flight time from GEG to PHX is 2 hours and 39 minutes, covering a distance of 1,000 mi.
What airline has the least delays from GEG to PHX?
With 95% of flights generally arriving on time, Southwest Airlines has the best on-time performance for nonstop flights from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX). To check your flight status and receive notifications if anything changes, use the Expedia App.
What is the best time to fly from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
To reach Sky Harbor Intl. Airport (PHX) on schedule, pick a flight that takes off from Spokane Intl. Airport (GEG) before 3 PM. The chance 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.
What airports do you fly into for Phoenix from Spokane Intl. Airport (GEG)?
Take a direct flight from Spokane Intl. Airport (GEG) to Phoenix and land at Sky Harbor Intl. Airport (PHX). An alternative entry point into this city is Phoenix - Mesa Gateway Airport (AZA).
Is it cheaper to buy a plane ticket from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX) last-minute?
Last-minute bookings from GEG to PHX are generally more expensive. For the best rates, start searching for flights as early as possible. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your trip.
Is it cheaper to book a GEG to PHX flight and hotel package?
Compared with arranging hotels and flights separately, booking a GEG to PHX flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Just pick your flights and select from our wide range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Spokane Intl. Airport (GEG) to Sky Harbor Intl. Airport (PHX)?
Generally, it's possible to cancel or reschedule your GEG to PHX flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Spokane Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$58
Distance
1021 mi
Average flight time
2 hours 37 mins

Book with confidence

Spokane to Phoenix Flights

The cheapest times to fly from Spokane to Phoenix

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

 

The best time to book a flight from Spokane to Phoenix

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

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 Spokane to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $20 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 Spokane to Phoenix 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 Spokane to Phoenix 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.

 

Spokane to Phoenix Flights

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*Available to One Key members.