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

Alaska Airlines, Southwest, and Delta are the most popular carriers 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 41% of people opting to fly with this airline when traveling to Spokane. Keep in mind that there are 7 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 April 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.

$76 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 $472 to $272. The lowest price recently found on this route was $140.

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Find the cheapest flights from Ontario to Spokane

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:59 am - 10:49 am

ONT

GEG

9h 50m

1 stop

12:33 pm - 10:05 am

GEG

ONT

21h 32m

1 stop

$140Frontier

Sat, May 2 - Fri, May 8

11:51 am - 7:57 pm

ONT

GEG

8h 06m

1 stop

8:47 pm - 3:09 pm

GEG

ONT

18h 22m

1 stop

$171Multiple Airlines

Thu, Jun 4 - Sun, Jun 7

6:00 am - 11:38 am

ONT

GEG

5h 38m

1 stop

12:33 pm - 11:49 pm

GEG

ONT

11h 16m

1 stop

$180Frontier

Fri, May 29 - Mon, Jun 1

6:00 am - 11:33 am

ONT

GEG

5h 33m

1 stop

12:28 pm - 11:49 pm

GEG

ONT

11h 21m

1 stop

$190Frontier

Wed, Jun 17 - Wed, Jun 24

10:50 am - 11:38 am

ONT

GEG

24h 48m

1 stop

12:33 pm - 10:05 am

GEG

ONT

21h 32m

1 stop

$191Frontier

Thu, May 28 - Mon, Jun 1

11:36 am - 8:29 pm

ONT

GEG

8h 53m

1 stop

9:19 pm - 7:49 am

GEG

ONT

10h 30m

1 stop

$197Multiple Airlines

Thu, May 7 - Sun, May 17

4:39 pm - 7:55 pm

ONT

GEG

27h 16m

1 stop

8:45 pm - 3:09 pm

GEG

ONT

18h 24m

1 stop

$198Multiple Airlines

Wed, May 27 - Sun, May 31

6:00 am - 11:38 am

ONT

GEG

5h 38m

1 stop

12:28 pm - 11:49 pm

GEG

ONT

11h 21m

1 stop

$205Frontier

Mon, May 18 - Wed, Jun 10

11:51 am - 7:55 pm

ONT

GEG

8h 04m

1 stop

8:45 pm - 3:09 pm

GEG

ONT

18h 24m

1 stop

$207Multiple Airlines

Thu, May 28 - Sun, May 31

6:00 am - 11:33 am

ONT

GEG

5h 33m

1 stop

12:28 pm - 11:49 pm

GEG

ONT

11h 21m

1 stop

$210Frontier

Mon, Jun 15 - Wed, Jun 24

Southwest flights from Ontario to Spokane

Our best Southwest deals on Ontario to Spokane flight tickets

Southwest

May 9

ONT2:50 pmOntario

7h 25m

2 stops

GEG10:15 pmSpokane

May 16

GEG6:45 amSpokane

7h 25m

1 stop

ONT2:10 pmOntario

$337

Southwest

Jun 6

ONT5:40 amOntario

4h 55m

1 stop

GEG10:35 amSpokane

Jun 12

GEG11:50 amSpokane

8h 20m

2 stops

ONT8:10 pmOntario

$352

Southwest

Apr 26

ONT5:15 amOntario

11h 30m

2 stops

GEG4:45 pmSpokane

Apr 30

GEG10:30 amSpokane

6h 50m

1 stop

ONT5:20 pmOntario

$494

Alaska Airlines flights from Ontario to Spokane

Our best Alaska Airlines deals on Ontario to Spokane flight tickets

Alaska Airlines

May 16

ONT6:00 amOntario

7h 04m

1 stop

GEG1:04 pmSpokane

May 19

GEG1:59 pmSpokane

4h 48m

1 stop

ONT6:47 pmOntario

$301

Alaska Airlines

Apr 29

ONT2:59 pmOntario

5h 41m

1 stop

GEG8:40 pmSpokane

May 7

GEG7:40 pmSpokane

4h 08m

1 stop

ONT11:48 pmOntario

$316

Alaska Airlines

May 3

ONT7:00 amOntario

4h 46m

1 stop

GEG11:46 amSpokane

May 9

GEG5:00 amSpokane

4h 45m

1 stop

ONT9:45 amOntario

$323

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Sat 5/2

12:59 am-10:49 am

1 stop9h 50m

Spokane

Fri 5/8

12:33 pm-10:05 am

1 stop21h 32m

$140

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 6/4

11:51 am-7:57 pm

1 stop8h 06m

Spokane

Sun 6/7

8:47 pm-3:09 pm

1 stop18h 22m

$171

Quickest round-trip

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Fri 5/29

6:00 am-11:38 am

1 stop5h 38m

Spokane

Mon 6/1

12:33 pm-11:49 pm

1 stop11h 16m

$180

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 6/17

6:00 am-11:33 am

1 stop5h 33m

Spokane

Wed 6/24

12:28 pm-11:49 pm

1 stop11h 21m

$190

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 5/28

10:50 am-11:38 am

1 stop24h 48m

Spokane

Mon 6/1

12:33 pm-10:05 am

1 stop21h 32m

$191

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 5/7

11:36 am-8:29 pm

1 stop8h 53m

Spokane

Sun 5/17

9:19 pm-7:49 am

1 stop10h 30m

$197

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 5/27

4:39 pm-7:55 pm

1 stop27h 16m

Spokane

Sun 5/31

8:45 pm-3:09 pm

1 stop18h 24m

$198

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 5/18

6:00 am-11:38 am

1 stop5h 38m

Spokane

Wed 6/10

12:28 pm-11:49 pm

1 stop11h 21m

$205

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 5/28

11:51 am-7:55 pm

1 stop8h 04m

Spokane

Sun 5/31

8:45 pm-3:09 pm

1 stop18h 24m

$207

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 6/15

6:00 am-11:33 am

1 stop5h 33m

Spokane

Wed 6/24

12:28 pm-11:49 pm

1 stop11h 21m

$210

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 Friday when prices can be found for as low as $202. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday 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 $291.

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 $121. 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 $287. 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 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 $304 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 $253 on momondo.

How have Ontario to Spokane flight prices changed over time?

As of April 2026, prices for Ontario to Spokane flights are approximately 21% 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	4h 34m
Direct flights	None

The fastest flight from Ontario to Spokane takes 4h 34m

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

Search flight deals

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 4h 34m.
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 April 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 42% of all bookings. The subsequent popular airlines are Southwest at 28%, Delta at 24%, 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 8.0 4,330 reviews	Search Southwest flights
Delta	PriceFrom $178	Free Cancellation	Rating 7.9 8,406 reviews	Search Delta flights
Alaska Airlines	PriceFrom $183	Free Cancellation	Rating 7.9 12,227 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $207	Free Cancellation	Rating 7.8 2,838 reviews	Search Hawaiian Airlines flights

Coeur d'Alene

Sandpoint

Spokane Valley

Post Falls

Bonners Ferry

Airway Heights

Kellogg

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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Friday Harbor SPB Airport

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Pasco Tri Cities Airport

Pullman Moscow Regional Airport

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Yakima Air Terminal Airport

Cheap flights from Ontario to Spokane from $76

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 5/2. 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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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 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.

Get notified when prices go down

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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