Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Spokane from $86

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 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Spokane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:59 am - 10:49 am
ONT
-
GEG
9h 50m
1 stop
Frontier Logo
11:44 am - 11:55 pm
GEG
-
ONT
12h 11m
1 stop
$160Frontier
Wed, Apr 15 - Thu, Apr 23
Alaska Airlines Logo
6:00 am - 11:10 pm
ONT
-
GEG
17h 10m
1 stop
Alaska Airlines Logo
5:00 am - 9:45 am
GEG
-
ONT
4h 45m
1 stop
$167Alaska Airlines
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
6:15 am - 10:47 am
ONT
-
GEG
28h 32m
1 stop
Multiple Airlines Logo
9:21 pm - 8:06 am
GEG
-
ONT
10h 45m
1 stop
$171Multiple Airlines
Wed, Mar 18 - Sun, Mar 29
Delta Logo
7:00 am - 2:49 pm
ONT
-
GEG
7h 49m
1 stop
Delta Logo
7:15 am - 4:25 pm
GEG
-
ONT
9h 10m
2 stops
$172Delta
Tue, Apr 21 - Tue, Apr 28
Multiple Airlines Logo
10:03 pm - 8:31 pm
ONT
-
GEG
22h 28m
1 stop
Multiple Airlines Logo
9:21 pm - 8:06 am
GEG
-
ONT
10h 45m
1 stop
$194Multiple Airlines
Wed, Mar 25 - Sun, Mar 29
Delta Logo
5:55 pm - 11:15 pm
ONT
-
GEG
5h 20m
1 stop
Delta Logo
6:15 am - 11:13 am
GEG
-
ONT
4h 58m
1 stop
$203Delta
Tue, Apr 14 - Sun, Apr 19
Delta Logo
6:00 am - 10:50 am
ONT
-
GEG
4h 50m
1 stop
Delta Logo
11:25 am - 11:44 pm
GEG
-
ONT
12h 19m
2 stops
$208Delta
Tue, Apr 7 - Mon, Apr 13
Alaska Airlines Logo
6:25 pm - 10:17 pm
ONT
-
GEG
3h 52m
1 stop
Alaska Airlines Logo
5:00 am - 9:45 am
GEG
-
ONT
4h 45m
1 stop
$214Alaska Airlines
Tue, Apr 21 - Tue, May 12
Multiple Airlines Logo
10:50 am - 8:29 pm
ONT
-
GEG
9h 39m
1 stop
Multiple Airlines Logo
11:06 am - 11:56 pm
GEG
-
ONT
12h 50m
1 stop
$217Multiple Airlines
Thu, Apr 2 - Thu, Apr 9
Multiple Airlines Logo
10:03 pm - 10:47 am
ONT
-
GEG
12h 44m
2 stops
Multiple Airlines Logo
9:21 pm - 8:06 am
GEG
-
ONT
10h 45m
1 stop
$222Multiple Airlines
Wed, Mar 18 - Sun, Mar 29

Alaska Airlines flights from Ontario to Spokane

Our best Alaska Airlines deals on Ontario to Spokane flight tickets
Alaska Airlines
Apr 21
ONT6:00 amOntario
17h 10m
1 stop
GEG11:10 pmSpokane
Apr 28
GEG5:00 amSpokane
4h 45m
1 stop
ONT9:45 amOntario
$167
Alaska Airlines
Apr 21
ONT6:25 pmOntario
3h 52m
1 stop
GEG10:17 pmSpokane
May 12
GEG5:00 amSpokane
4h 45m
1 stop
ONT9:45 amOntario
$214
Alaska Airlines
Apr 30
ONT3:26 pmOntario
6h 05m
1 stop
GEG9:31 pmSpokane
May 4
GEG5:00 amSpokane
4h 45m
1 stop
ONT9:45 amOntario
$223

Delta flights from Ontario to Spokane

Our best Delta deals on Ontario to Spokane flight tickets
Delta
Apr 21
ONT7:00 amOntario
7h 49m
1 stop
GEG2:49 pmSpokane
Apr 28
GEG7:15 amSpokane
9h 10m
2 stops
ONT4:25 pmOntario
$172
Delta
Apr 14
ONT2:20 pmOntario
6h 42m
1 stop
GEG9:02 pmSpokane
Apr 22
GEG6:15 amSpokane
7h 24m
1 stop
ONT1:39 pmOntario
$203
Delta
Apr 7
ONT6:00 amOntario
4h 50m
1 stop
GEG10:50 amSpokane
Apr 13
GEG11:25 amSpokane
12h 19m
2 stops
ONT11:44 pmOntario
$208

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Spokane that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Ontario to Spokane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 4/15

12:59 am-10:49 am

1 stop9h 50m

Spokane

Thu 4/23

11:44 am-11:55 pm

1 stop12h 11m

$160

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 4/21

6:00 am-11:10 pm

1 stop17h 10m

Spokane

Tue 4/28

5:00 am-9:45 am

1 stop4h 45m

$167

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 3/18

6:15 am-10:47 am

1 stop28h 32m

Spokane

Sun 3/29

9:21 pm-8:06 am

1 stop10h 45m

$171

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 4/21

7:00 am-2:49 pm

1 stop7h 49m

Spokane

Tue 4/28

7:15 am-4:25 pm

2 stops9h 10m

$172

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 3/25

10:03 pm-8:31 pm

1 stop22h 28m

Spokane

Sun 3/29

9:21 pm-8:06 am

1 stop10h 45m

$194

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 4/14

5:55 pm-11:15 pm

1 stop5h 20m

Spokane

Sun 4/19

6:15 am-11:13 am

1 stop4h 58m

$203

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 4/7

6:00 am-10:50 am

1 stop4h 50m

Spokane

Mon 4/13

11:25 am-11:44 pm

2 stops12h 19m

$208

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 4/21

6:25 pm-10:17 pm

1 stop3h 52m

Spokane

Tue 5/12

5:00 am-9:45 am

1 stop4h 45m

$214

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 4/2

10:50 am-8:29 pm

1 stop9h 39m

Spokane

Thu 4/9

11:06 am-11:56 pm

1 stop12h 50m

$217

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 3/18

10:03 pm-10:47 am

2 stops12h 44m

Spokane

Sun 3/29

9:21 pm-8:06 am

1 stop10h 45m

$222

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Spokane from

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

What is the cheapest month to fly to Spokane?

The month of April is, on average, the cheapest month to fly to Spokane from Ontario, with most prices found around $274. If you’re not able to fly to Spokane in April, 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 $180. 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 $290.

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 $108. 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 $281. 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 $314 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 $236 on momondo.

How have Ontario to Spokane flight prices changed over time?

As of February 2026, prices for Ontario to Spokane flights are approximately 29% 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 27m

Direct flights

None
The fastest flight from Ontario to Spokane takes 4h 27m
There are no direct flights from Ontario to Spokane. There are no popular flight routes from Ontario to Spokane.
Search flight deals

  • 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 27m.

  • 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?

  • 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?

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
DeltaPriceFrom $178Free CancellationRating
7.9
8,238 reviews
Search Delta flights
SouthwestPriceFrom $198Free CancellationRating
8.0
4,300 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $206Free CancellationRating
8.0
11,948 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $207Free CancellationRating
7.8
2,836 reviews
Search Hawaiian Airlines flights

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Coeur d'Alene
Sandpoint
Post Falls
Spokane Valley
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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/26
Thu 4/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States