What is the cheapest airline that flies from Ontario to Spokane?

Alaska Airlines is the most popular carrier operating from Ontario to Spokane

What airlines fly to Spokane?

Alaska Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Spokane from Ontario according to our data. Alaska Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Spokane. Keep in mind that there are 6 different airlines that fly to Spokane on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Ontario Airport to Spokane Airport?

Prices for flights from Ontario Airport to Spokane Airport were last updated today.

How many operators does momondo search for flights from Ontario Airport to Spokane Airport?

As of May 2026, there are 4 operators available to choose from for flights from Ontario Airport to Spokane Airport.

How old do you have to be to fly from Ontario Airport to Spokane Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Spokane Airport.

What documentation or ID do you need to fly to Spokane Airport?

The necessary travel and health documents for your Spokane Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$106 Cheap Flights from Ontario to Spokane in 2026

Q: What is the typical price of a round-trip flight between Ontario and Spokane?

Prices are currently low for flights on this route. Typical prices usually range from $487 to $341. The lowest price recently found on this route was $230.

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Find the cheapest flights from Ontario to Spokane

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$230Frontier

Wed, Jun 17 - Wed, Jun 24

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$236Frontier

Wed, Jun 24 - Fri, Jul 3

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$242Frontier

Mon, Jun 22 - Mon, Jun 29

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 10:05 am

GEG

ONT

21h 34m

1 stop

$246Frontier

Mon, Jun 15 - Wed, Jun 17

10:50 am - 11:36 am

ONT

GEG

24h 46m

1 stop

12:31 pm - 10:05 am

GEG

ONT

21h 34m

1 stop

$252Frontier

Tue, Jun 16 - Fri, Jun 19

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$266Frontier

Wed, Jun 24 - Wed, Jul 1

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$272Frontier

Mon, Jun 22 - Wed, Jul 1

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 10:05 am

GEG

ONT

21h 34m

1 stop

$280Frontier

Wed, Jun 10 - Wed, Jun 17

10:50 am - 11:36 am

ONT

GEG

24h 46m

1 stop

12:31 pm - 11:49 pm

GEG

ONT

11h 18m

1 stop

$284Frontier

Thu, Jun 18 - Mon, Jun 22

6:00 am - 11:36 am

ONT

GEG

5h 36m

1 stop

12:31 pm - 10:05 am

GEG

ONT

21h 34m

1 stop

$299Frontier

Wed, Jun 10 - Wed, Jun 17

American Airlines flights from Ontario to Spokane

Our best American Airlines deals on Ontario to Spokane flight tickets

American Airlines

Sep 17

ONT4:07 pmOntario

7h 00m

1 stop

GEG11:07 pmSpokane

Sep 21

GEG1:45 pmSpokane

4h 32m

1 stop

ONT6:17 pmOntario

$373

American Airlines

Jun 4

ONT6:10 amOntario

7h 57m

1 stop

GEG2:07 pmSpokane

Jun 6

GEG3:00 pmSpokane

7h 02m

1 stop

ONT10:02 pmOntario

$747

Alaska Airlines flights from Ontario to Spokane

Our best Alaska Airlines deals on Ontario to Spokane flight tickets

Alaska Airlines

Aug 18

ONT12:04 pmOntario

6h 56m

1 stop

GEG7:00 pmSpokane

Aug 19

GEG8:31 amSpokane

5h 38m

1 stop

ONT2:09 pmOntario

$359

Alaska Airlines

Jul 10

ONT4:18 pmOntario

5h 15m

1 stop

GEG9:33 pmSpokane

Jul 18

GEG7:41 pmSpokane

4h 11m

1 stop

ONT11:52 pmOntario

$361

Alaska Airlines

Sep 3

ONT7:12 amOntario

4h 40m

1 stop

GEG11:52 amSpokane

Sep 5

GEG12:49 pmSpokane

4h 21m

1 stop

ONT5:10 pmOntario

$375

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/17

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 6/24

12:31 pm-11:49 pm

1 stop11h 18m

$230

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/24

6:00 am-11:36 am

1 stop5h 36m

Spokane

Fri 7/3

12:31 pm-11:49 pm

1 stop11h 18m

$236

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 6/22

6:00 am-11:36 am

1 stop5h 36m

Spokane

Mon 6/29

12:31 pm-11:49 pm

1 stop11h 18m

$242

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 6/15

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 6/17

12:31 pm-10:05 am

1 stop21h 34m

$246

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 6/16

10:50 am-11:36 am

1 stop24h 46m

Spokane

Fri 6/19

12:31 pm-10:05 am

1 stop21h 34m

$252

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/24

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 7/1

12:31 pm-11:49 pm

1 stop11h 18m

$266

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 6/22

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 7/1

12:31 pm-11:49 pm

1 stop11h 18m

$272

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/10

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 6/17

12:31 pm-10:05 am

1 stop21h 34m

$280

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 6/18

10:50 am-11:36 am

1 stop24h 46m

Spokane

Mon 6/22

12:31 pm-11:49 pm

1 stop11h 18m

$284

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/10

6:00 am-11:36 am

1 stop5h 36m

Spokane

Wed 6/17

12:31 pm-10:05 am

1 stop21h 34m

$299

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Spokane

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Ontario and Spokane?

What is the cheapest month to fly to Spokane?

The month of February is, on average, the cheapest month to fly to Spokane from Ontario, with most prices found around $227. If you’re not able to fly to Spokane in February, then December is your next best option. Flight prices from Ontario to Spokane during December average around $279.

What is the cheapest day to depart on your flight to Spokane?

The cheapest day to depart on your flight to Spokane is on a Monday when prices can be found for as low as $209. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $297.

What is the cheapest time of day to depart on your flight to Spokane?

According to our data, the cheapest time of day to fly to Spokane is at noon. momondo users have found flights departing from Ontario to Spokane at noon for as low as $175. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $300. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight from Ontario to Spokane?

You are more likely to see cheaper flights to Spokane from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Spokane for around $311 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spokane from Ontario for as low as $243 on momondo.

How have Ontario to Spokane flight prices changed over time?

As of May 2026, prices for Ontario to Spokane flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Spokane

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Spokane according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Spokane (ONT to GEG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Spokane

Fastest flight time	3h 56m
Direct flights	None

The fastest flight from Ontario to Spokane takes 3h 56m

There are no direct flights from Ontario to Spokane. There are no popular flight routes from Ontario to Spokane.

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Frequently asked questions about flying from Ontario to Spokane

How far is Ontario to Spokane by plane?
Ontario and Spokane are 938.8 mi apart from one another. By plane, this route typically takes 3h 56m.
When did momondo last update prices for flights from Ontario Airport to Spokane Airport?
Prices for flights from Ontario Airport to Spokane Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Spokane Airport?
As of May 2026, there are 4 operators available to choose from for flights from Ontario Airport to Spokane Airport.
How old do you have to be to fly from Ontario Airport to Spokane Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Spokane Airport.
What documentation or ID do you need to fly to Spokane Airport?
The necessary travel and health documents for your Spokane Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to Spokane?
momondo data reveals that the most frequently booked airline on the route from Ontario to Spokane is Alaska Airlines, representing 39% of all bookings. The subsequent popular airlines are Southwest at 30%, Delta at 25%, and Hawaiian Airlines at 6%.

Best airlines flying from Ontario to Spokane

Compare and see reviews for airlines that fly from Ontario to Spokane with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $178	Free Cancellation	Rating 7.9 4,265 reviews	Search Southwest flights
Delta	PriceFrom $178	Free Cancellation	Rating 7.9 8,425 reviews	Search Delta flights
Alaska Airlines	PriceFrom $183	Free Cancellation	Rating 7.9 12,422 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $207	Free Cancellation	Rating 7.8 2,835 reviews	Search Hawaiian Airlines flights

Coeur d'Alene

Sandpoint

Spokane Valley

Post Falls

Bonners Ferry

Airway Heights

Kellogg

Newport

Ritzville

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Spokane?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Spokane for you.

Can I find flights from Ontario to Spokane with flexible booking policies on momondo?

momondo does allow users to show only those flights to Spokane from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Spokane?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Spokane.

I’m not ready to book a flight from Ontario to Spokane right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Spokane now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Spokane and let you know when they change.

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Airports servicing Washington

Walla Walla Airport

Bellingham Airport

Wenatchee Pangborn Field Airport

Eastsound Orcas Island Airport

Friday Harbor SPB Airport

Kenmore Air Harbor Airport

Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

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Yakima Air Terminal Airport

Cheap flights from Ontario to Spokane from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Spokane departing on 8/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Ontario to Spokane

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Our best Alaska Airlines deals on Ontario to Spokane flight tickets

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How to get the cheapest flight ticket from Ontario to Spokane

What is the typical price of a round-trip flight between Ontario and Spokane?

What is the cheapest month to fly to Spokane?

What is the cheapest day to depart on your flight to Spokane?

What is the cheapest time of day to depart on your flight to Spokane?

How far in advance should I book a flight from Ontario to Spokane?

How have Ontario to Spokane flight prices changed over time?

What is the cheapest airline that flies from Ontario to Spokane?

What airlines fly to Spokane?

When to book flights from Ontario to Spokane

Cheap Ontario to Spokane (ONT to GEG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Spokane

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Spokane

Best airlines flying from Ontario to Spokane

Compare and see reviews for airlines that fly from Ontario to Spokane with momondo

Traveling to a place near Spokane?

Why use momondo?

An easier way to manage your Spokane trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington

Fly your favorite airline to Spokane

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Spokane

List of cabin classes available on flights landing in Spokane. Availability may vary depending on flight origin and airline.

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