$107 Cheap Flights from Ontario (ONT) to Spokane (GEG)

View $107 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Spokane International Airport (GEG)

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Cheap Flights from Ontario to Spokane (ONT-GEG)

Prices were available within the past 7 days and start at $107 for one-way flights and $203 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Thu, Sep 4 - Tue, Sep 9
ONT
Ontario
GEG
Spokane
$203 Roundtrip, found 13 hours ago
$203
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Thu, Sep 4 from Ontario to Spokane, returning Tue, Sep 9, priced at $203 found 13 hours ago
Southwest Airlines
Sat, Aug 23 - Sat, Aug 30
ONT
Ontario
GEG
Spokane
$208 Roundtrip, found 2 hours ago
$208
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Ontario to Spokane, returning Sat, Aug 30, priced at $208 found 2 hours ago
Southwest Airlines
Wed, Sep 10 - Mon, Sep 15
ONT
Ontario
GEG
Spokane
$208 Roundtrip, found 1 day ago
$208
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Sep 10 from Ontario to Spokane, returning Mon, Sep 15, priced at $208 found 1 day ago
Southwest Airlines
Sat, Aug 23 - Sat, Aug 30
ONT
Ontario
GEG
Spokane
$212 Roundtrip, found 2 hours ago
$212
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Ontario to Spokane, returning Sat, Aug 30, priced at $212 found 2 hours ago
Southwest Airlines
Sat, Aug 23 - Sat, Aug 30
ONT
Ontario
GEG
Spokane
$216 Roundtrip, found 2 hours ago
$216
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Ontario to Spokane, returning Sat, Aug 30, priced at $216 found 2 hours ago
Alaska Airlines
Sat, Sep 6 - Sat, Sep 13
ONT
Ontario
GEG
Spokane
$217 Roundtrip, found 2 hours ago
$217
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Ontario to Spokane, returning Sat, Sep 13, priced at $217 found 2 hours ago
Alaska Airlines
Mon, Aug 25 - Thu, Aug 28
ONT
Ontario
GEG
Spokane
$219 Roundtrip, found 7 hours ago
$219
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Mon, Aug 25 from Ontario to Spokane, returning Thu, Aug 28, priced at $219 found 7 hours ago
American Airlines
Tue, Oct 7 - Tue, Oct 28
ONT
Ontario
GEG
Spokane
$221 Roundtrip, found 4 hours ago
$221
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Oct 7 from Ontario to Spokane, returning Tue, Oct 28, priced at $221 found 4 hours ago
Delta
Mon, Sep 15 - Mon, Sep 22
ONT
Ontario
GEG
Spokane
$221 Roundtrip, found 1 hour ago
$221
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Sep 15 from Ontario to Spokane, returning Mon, Sep 22, priced at $221 found 1 hour ago
United
Mon, Sep 15 - Mon, Sep 22
ONT
Ontario
GEG
Spokane
$221 Roundtrip, found 1 hour ago
$221
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Sep 15 from Ontario to Spokane, returning Mon, Sep 22, priced at $221 found 1 hour ago

Find the cheapest month to fly from Ontario (ONT) to Spokane (GEG)

August is typically the cheapest month to fly

From $158 - $408 per traveler.

Graph displaying average flight prices per month

Flights from Ontario (ONT) to Spokane (GEG)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Spokane Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$203
Distance
937 mi
Average flight time
3 hours 40 mins

Ontario to Spokane Flights

The cheapest times to fly from Ontario 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 Ontario to Spokane are during the month of September. You can find some of the cheapest flights from Ontario to Spokane with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Spokane

Sunday is one of the best days to book for cheap flights from Ontario 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 Ontario 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 Ontario to Spokane in 2025. You can also book with separate airlines for your outbound and return journeys, from $107 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 Ontario 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 Ontario 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 Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG) cost?
Discover the latest flight deals from ONT 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 ONT to GEG?
The cheapest flights from ONT 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.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG)?
You can't take a direct flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Spokane Intl. Airport (GEG). However, you can easily travel to Spokane without any layovers by leaving from Los Angeles Intl. Airport (LAX).
What is the cheapest airline that flies from ONT to GEG?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ONT to GEG. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG)?
There aren't any daily direct flights from Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ONT to GEG?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG)?
To avoid possible delays on the Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG) last-minute?
Last-minute bookings from ONT to GEG are generally more expensive. For the best rates, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book an ONT to GEG flight and hotel package?
Compared with arranging flights and hotels separately, booking an ONT to GEG flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Spokane Intl. Airport (GEG)?
It's generally possible to cancel or reschedule your ONT to GEG flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.