Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Spokane from $146

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Spokane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:14 pm - 7:53 pmONT  Ontario-GEG Spokane
4h 39m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:05 pm - 8:24 pmGEG  Spokane-ONT Ontario
5h 19m1 stop Portland
$324Alaska Airlines
Sat, Sep 26 - Mon, Sep 28
Southwest Logo
11:10 am - 3:05 pmONT  Ontario-GEG Spokane
3h 55m1 stop Oakland
Southwest Logo
10:55 am - 6:35 pmGEG  Spokane-ONT Ontario
7h 40m1 stop Oakland
$334Southwest
Wed, Sep 23 - Wed, Sep 30
Delta Logo
5:15 pm - 9:54 pmONT  Ontario-GEG Spokane
4h 39m1 stop Salt Lake City
Delta Logo
5:24 am - 12:14 pmGEG  Spokane-ONT Ontario
6h 50m1 stop Salt Lake City
$339Delta
Tue, Sep 8 - Mon, Sep 14
Delta Logo
5:15 pm - 9:54 pmONT  Ontario-GEG Spokane
4h 39m1 stop Salt Lake City
Delta Logo
5:49 pm - 10:40 pmGEG  Spokane-ONT Ontario
4h 51m1 stop Seattle/Tacoma Intl
$339Delta
Wed, Sep 9 - Wed, Sep 23
United Airlines Logo
1:52 pm - 6:20 pmONT  Ontario-GEG Spokane
4h 28m1 stop San Francisco
United Airlines Logo
1:10 pm - 8:15 pmGEG  Spokane-ONT Ontario
7h 05m1 stop San Francisco
$339United Airlines
Sat, Oct 24 - Sat, Oct 31
Alaska Airlines Logo
12:12 pm - 7:53 pmONT  Ontario-GEG Spokane
7h 41m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:52 am - 11:16 amGEG  Spokane-ONT Ontario
5h 24m1 stop Seattle/Tacoma Intl
$339Alaska Airlines
Wed, Sep 16 - Thu, Sep 17
Southwest Logo
3:10 pm - 9:55 pmONT  Ontario-GEG Spokane
6h 45m1 stop Las Vegas Harry Reid Intl
Southwest Logo
1:55 pm - 9:40 pmGEG  Spokane-ONT Ontario
7h 45m1 stop Denver Intl
$339Southwest
Sat, Oct 10 - Tue, Oct 13
Alaska Airlines Logo
7:12 am - 11:48 amONT  Ontario-GEG Spokane
4h 36m1 stop Portland
Alaska Airlines Logo
6:32 pm - 11:24 pmGEG  Spokane-ONT Ontario
4h 52m1 stop Seattle/Tacoma Intl
$339Alaska Airlines
Tue, Sep 8 - Mon, Sep 14
Southwest Logo
5:35 am - 12:50 pmONT  Ontario-GEG Spokane
7h 15m1 stop Phoenix Sky Harbor Intl
Southwest Logo
5:35 am - 10:30 amGEG  Spokane-ONT Ontario
4h 55m1 stop Sacramento Intl
$339Southwest
Sat, Nov 7 - Wed, Nov 11
Multiple Airlines Logo
2:30 pm - 9:19 amONT  Ontario-GEG Spokane
18h 49m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:09 am - 7:04 amGEG  Spokane-ONT Ontario
20h 55m1 stop Las Vegas Harry Reid Intl
$365Multiple Airlines
Wed, Sep 9 - Sun, Sep 13

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

American Airlines flights from Ontario to Spokane

Our best American Airlines deals on Ontario to Spokane flight tickets
American Airlines
Sep 8
ONT6:15 amOntario
7h 54m
1 stop
GEG2:09 pmSpokane
Sep 14
GEG6:30 amSpokane
11h 47m
1 stop
ONT6:17 pmOntario
$441
American Airlines
Sep 4
ONT4:07 pmOntario
22h 02m
1 stop
GEG2:09 pmSpokane
Sep 6
GEG3:00 pmSpokane
6h 55m
1 stop
ONT9:55 pmOntario
$656

Alaska Airlines flights from Ontario to Spokane

Our best Alaska Airlines deals on Ontario to Spokane flight tickets
Alaska Airlines
Sep 26
ONT3:14 pmOntario
4h 39m
1 stop
GEG7:53 pmSpokane
Sep 28
GEG3:05 pmSpokane
5h 19m
1 stop
ONT8:24 pmOntario
$324
Alaska Airlines
Sep 8
ONT7:12 amOntario
4h 36m
1 stop
GEG11:48 amSpokane
Sep 12
GEG5:52 amSpokane
5h 24m
1 stop
ONT11:16 amOntario
$339
Alaska Airlines
Sep 26
ONT6:02 amOntario
6h 37m
1 stop
GEG12:39 pmSpokane
Sep 27
GEG12:49 pmSpokane
4h 29m
1 stop
ONT5:18 pmOntario
$360

momondo Fare Finder

 
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

Cheapest round-trip

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Sat 9/26

3:14 pm-7:53 pm

1 stop4h 39m

Spokane

Mon 9/28

3:05 pm-8:24 pm

1 stop5h 19m

$324

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Wed 9/23

11:10 am-3:05 pm

1 stop3h 55m

Spokane

Wed 9/30

10:55 am-6:35 pm

1 stop7h 40m

$334

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Tue 9/8

5:15 pm-9:54 pm

1 stop4h 39m

Spokane

Mon 9/14

5:24 am-12:14 pm

1 stop6h 50m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Wed 9/9

5:15 pm-9:54 pm

1 stop4h 39m

Spokane

Wed 9/23

5:49 pm-10:40 pm

1 stop4h 51m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Sat 10/24

1:52 pm-6:20 pm

1 stop4h 28m

Spokane

Sat 10/31

1:10 pm-8:15 pm

1 stop7h 05m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Wed 9/16

12:12 pm-7:53 pm

1 stop7h 41m

Spokane

Thu 9/17

5:52 am-11:16 am

1 stop5h 24m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Sat 10/10

3:10 pm-9:55 pm

1 stop6h 45m

Spokane

Tue 10/13

1:55 pm-9:40 pm

1 stop7h 45m

$339
Quickest round-trip

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Tue 9/8

7:12 am-11:48 am

1 stop4h 36m

Spokane

Mon 9/14

6:32 pm-11:24 pm

1 stop4h 52m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Sat 11/7

5:35 am-12:50 pm

1 stop7h 15m

Spokane

Wed 11/11

5:35 am-10:30 am

1 stop4h 55m

$339

OntarioSpokane

ONT Ontario - GEG Spokane

ONTGEG

Ontario

Wed 9/9

2:30 pm-9:19 am

1 stop18h 49m

Spokane

Sun 9/13

10:09 am-7:04 am

1 stop20h 55m

$365

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 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 $360 to $418.
The lowest price recently found on this route was $324.

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 Saturday when prices can be found for as low as $305. 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 $407.

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 in the afternoon. momondo users have found flights departing from Ontario to Spokane in the afternoon for as low as $257. 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 at noon because they tend to be around $364. 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 $348 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 $292 on momondo.

How have Ontario to Spokane flight prices changed over time?

As of August 2026, prices for Ontario to Spokane flights are approximately 0% 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

Best Price Found

$146

Fastest flight time

3h 55m

Direct flights

None
The best one-way flight to Spokane from Ontario in the past 72 hours is $146. The best round-trip flight deal from Ontario to Spokane found on momondo in the last 72 hours is $324.
The fastest flight from Ontario to Spokane takes 3h 55m
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 3h 55m.

  • 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 $196Free CancellationRating
7.8
8,531 reviews
Search Delta flights
Alaska AirlinesPriceFrom $223Free CancellationRating
7.9
12,851 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $262Free CancellationRating
8.0
4,204 reviews
Search Southwest flights

  • Southwest Flights From Ontario to Spokane

    The lowest priced Southwest flight from Ontario to Spokane from the last 72 hours was $262. Generally, Southwest has 2 flights on this route every week with an average price of $395. Southwest is rated 8.0/10 by our users.

Traveling to a place near Spokane?

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

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
Sat 9/26
Sat 10/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States