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Cheap flights from Spokane to Los Angeles from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spokane to Los Angeles departing on 9/20. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Spokane to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:10 pm - 9:45 pm
GEG
-
ONT
4h 35m
1 stop
Southwest Logo
11:10 am - 3:05 pm
ONT
-
GEG
3h 55m
1 stop
$328Southwest
Thu, Aug 13 - Tue, Aug 18
Alaska Airlines Logo
10:36 am - 4:10 pm
GEG
-
ONT
5h 34m
1 stop
Alaska Airlines Logo
4:50 pm - 8:46 pm
ONT
-
GEG
3h 56m
1 stop
$333Alaska Airlines
Sat, Aug 22 - Mon, Aug 24
Delta Logo
5:30 am - 12:16 pm
GEG
-
ONT
6h 46m
1 stop
Delta Logo
6:01 pm - 11:59 pm
ONT
-
GEG
5h 58m
1 stop
$334Delta
Sat, Aug 22 - Mon, Aug 24
Alaska Airlines Logo
10:36 am - 4:10 pm
GEG
-
ONT
5h 34m
1 stop
Alaska Airlines Logo
7:12 am - 11:52 am
ONT
-
GEG
4h 40m
1 stop
$337Alaska Airlines
Sat, Aug 22 - Mon, Aug 24
Southwest Logo
5:35 pm - 10:10 pm
GEG
-
ONT
4h 35m
1 stop
Southwest Logo
4:10 pm - 11:15 pm
ONT
-
GEG
7h 05m
2 stops
$338Southwest
Thu, Aug 13 - Thu, Aug 20
Southwest Logo
1:50 pm - 9:45 pm
GEG
-
ONT
7h 55m
2 stops
Southwest Logo
4:10 pm - 11:15 pm
ONT
-
GEG
7h 05m
2 stops
$343Southwest
Fri, Sep 11 - Mon, Sep 14
Southwest Logo
5:30 am - 12:40 pm
GEG
-
ONT
7h 10m
1 stop
Southwest Logo
11:10 am - 3:05 pm
ONT
-
GEG
3h 55m
1 stop
$348Southwest
Mon, Aug 10 - Tue, Aug 18
Alaska Airlines Logo
10:36 am - 4:10 pm
GEG
-
ONT
5h 34m
1 stop
Alaska Airlines Logo
4:50 pm - 8:46 pm
ONT
-
GEG
3h 56m
1 stop
$353Alaska Airlines
Sat, Aug 22 - Mon, Aug 24
Southwest Logo
5:30 am - 12:40 pm
GEG
-
ONT
7h 10m
1 stop
Southwest Logo
2:10 pm - 9:40 pm
ONT
-
GEG
7h 30m
2 stops
$358Southwest
Mon, Aug 10 - Tue, Aug 18
Southwest Logo
5:45 am - 12:40 pm
GEG
-
ONT
6h 55m
2 stops
Southwest Logo
2:10 pm - 9:40 pm
ONT
-
GEG
7h 30m
2 stops
$363Southwest
Wed, Aug 19 - Tue, Aug 25

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Alaska Airlines flights from Spokane to Ontario

Our best Alaska Airlines deals on Spokane to Ontario flight tickets
Alaska Airlines
Aug 22
GEG10:36 amSpokane
5h 34m
1 stop
ONT4:10 pmOntario
Aug 24
ONT4:50 pmOntario
3h 56m
1 stop
GEG8:46 pmSpokane
$333
Alaska Airlines
Aug 22
GEG10:36 amSpokane
5h 34m
1 stop
ONT4:10 pmOntario
Aug 24
ONT7:12 amOntario
4h 40m
1 stop
GEG11:52 amSpokane
$337
Alaska Airlines
Aug 22
GEG10:36 amSpokane
5h 34m
1 stop
ONT4:10 pmOntario
Aug 24
ONT4:50 pmOntario
3h 56m
1 stop
GEG8:46 pmSpokane
$353

Delta flights from Spokane to Ontario

Our best Delta deals on Spokane to Ontario flight tickets
Delta
Aug 22
GEG5:30 amSpokane
6h 46m
1 stop
ONT12:16 pmOntario
Aug 24
ONT6:01 pmOntario
5h 58m
1 stop
GEG11:59 pmSpokane
$334
Delta
Oct 1
GEG7:06 pmSpokane
4h 41m
1 stop
ONT11:47 pmOntario
Oct 4
ONT1:04 pmOntario
5h 10m
1 stop
GEG6:14 pmSpokane
$380
Delta
Aug 2
GEG9:27 amSpokane
7h 54m
1 stop
ONT5:21 pmOntario
Aug 9
ONT5:05 pmOntario
6h 48m
1 stop
GEG11:53 pmSpokane
$477

momondo Fare Finder

 
Customize your flight search to find flights from Spokane to Ontario 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 July 21, 2026.
Use the filters below to find and compare flights from Spokane to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 8/13

5:10 pm-9:45 pm

1 stop4h 35m

Ontario

Tue 8/18

11:10 am-3:05 pm

1 stop3h 55m

$328

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 8/22

10:36 am-4:10 pm

1 stop5h 34m

Ontario

Mon 8/24

4:50 pm-8:46 pm

1 stop3h 56m

$333

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 8/22

5:30 am-12:16 pm

1 stop6h 46m

Ontario

Mon 8/24

6:01 pm-11:59 pm

1 stop5h 58m

$334

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 8/22

10:36 am-4:10 pm

1 stop5h 34m

Ontario

Mon 8/24

7:12 am-11:52 am

1 stop4h 40m

$337

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 8/13

5:35 pm-10:10 pm

1 stop4h 35m

Ontario

Thu 8/20

4:10 pm-11:15 pm

2 stops7h 05m

$338

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 9/11

1:50 pm-9:45 pm

2 stops7h 55m

Ontario

Mon 9/14

4:10 pm-11:15 pm

2 stops7h 05m

$343

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Mon 8/10

5:30 am-12:40 pm

1 stop7h 10m

Ontario

Tue 8/18

11:10 am-3:05 pm

1 stop3h 55m

$348

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 8/22

10:36 am-4:10 pm

1 stop5h 34m

Ontario

Mon 8/24

4:50 pm-8:46 pm

1 stop3h 56m

$353

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Mon 8/10

5:30 am-12:40 pm

1 stop7h 10m

Ontario

Tue 8/18

2:10 pm-9:40 pm

2 stops7h 30m

$358

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Wed 8/19

5:45 am-12:40 pm

2 stops6h 55m

Ontario

Tue 8/25

2:10 pm-9:40 pm

2 stops7h 30m

$363

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Spokane to Ontario

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 Spokane and Ontario?

What is the cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Spokane to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $167. If you aren’t able to travel during the month of January, then book flights to Ontario from Spokane during August instead. Flights to Ontario in August, while not as cheap as those in January, still average around $261.

How have Spokane to Ontario flight prices changed over time?

As of July 2026, prices for Spokane to Ontario flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Spokane to Ontario

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

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

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

Fastest flight time

4h 30m

Direct flights

None
The fastest flight from Spokane to Ontario takes 4h 30m
There are no direct flights from Spokane to Ontario. There are no popular flight routes from Spokane to Ontario.
Search flight deals

Frequently asked questions about flying from Spokane to Ontario

  • How far is Spokane to Ontario by plane?

    There are 938.8 mi between Spokane and Ontario. By plane, this route typically takes 4h 30m.

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

    Prices for flights from Spokane Airport to Ontario Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario 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 Spokane to Ontario?

Best airlines flying from Spokane to Ontario

Compare and see reviews for airlines that fly from Spokane to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $158Free CancellationRating
7.4
10,013 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $184Free CancellationRating
7.9
12,685 reviews
Search Alaska Airlines flights
DeltaPriceFrom $203Free CancellationRating
7.8
8,475 reviews
Search Delta flights
SouthwestPriceFrom $227Free CancellationRating
8.0
4,239 reviews
Search Southwest flights

Why use momondo?

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

It is quick and easy to find Spokane to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

All flight searches from Spokane to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Spokane to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Ontario from Spokane are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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