Which layover airport has the shortest travel time from Spokane to Ontario?

Flights connecting via Boise (BOI) have the shortest average one-way travel time: 3h 51m.

Which layover airport has the shortest connection time from Spokane to Ontario?

Boise (BOI) has the shortest average layover time for this route: 0h 40m.

What airlines fly to Ontario?

Alaska Airlines, Delta and Southwest are the top three most popular airlines that fly to Ontario from Spokane according to our data. Alaska Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Spokane to Ontario?

Flights via Boise (BOI) offer the lowest average round-trip price of $286.

Which airport is the most popular layover for flights between Spokane and Ontario?

Boise (BOI) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

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

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Spokane to Ontario

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?

There are 4 operators available for flights from Spokane Airport to Ontario Airport as of August 2026.

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.

$124 Cheap Flights from Spokane to Ontario in 2026

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10:36 am - 4:10 pmGEG Spokane-ONT Ontario

5h 34m1 stop Boise Air Term. Gowen Fld

7:12 am - 11:48 amONT Ontario-GEG Spokane

4h 36m1 stop Portland

$322Alaska Airlines

Sat, Sep 19 - Mon, Sep 21

6:00 am - 11:11 amGEG Spokane-ONT Ontario

5h 11m1 stop Seattle/Tacoma Intl

6:00 am - 12:30 pmONT Ontario-GEG Spokane

6h 30m1 stop Seattle/Tacoma Intl

$328Alaska Airlines

Thu, Nov 26 - Sat, Dec 5

10:55 am - 6:35 pmGEG Spokane-ONT Ontario

7h 40m1 stop Oakland

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$334Southwest

Tue, Sep 15 - Tue, Sep 22

5:10 pm - 9:50 pmGEG Spokane-ONT Ontario

4h 40m1 stop Las Vegas Harry Reid Intl

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$334Southwest

Thu, Sep 10 - Tue, Sep 15

3:59 pm - 10:40 pmGEG Spokane-ONT Ontario

6h 41m1 stop Seattle/Tacoma Intl

6:00 am - 12:20 pmONT Ontario-GEG Spokane

6h 20m1 stop Seattle/Tacoma Intl

$339Delta

Sat, Sep 12 - Thu, Sep 17

9:23 am - 5:19 pmGEG Spokane-ONT Ontario

7h 56m1 stop Seattle/Tacoma Intl

6:20 am - 12:18 pmONT Ontario-GEG Spokane

5h 58m1 stop Seattle/Tacoma Intl

$339Delta

Sat, Oct 3 - Wed, Oct 7

6:30 am - 12:06 pmGEG Spokane-ONT Ontario

5h 36m1 stop Phoenix Sky Harbor Intl

1:05 pm - 7:39 pmONT Ontario-GEG Spokane

6h 34m1 stop Phoenix Sky Harbor Intl

$339American Airlines

Wed, Sep 16 - Sat, Sep 19

10:09 am - 4:59 pmGEG Spokane-ONT Ontario

6h 50m1 stop Las Vegas Harry Reid Intl

11:45 am - 9:30 amONT Ontario-GEG Spokane

21h 45m2 stops Denver Intl Phoenix Sky Harbor Intl

$373Multiple Airlines

Thu, Sep 10 - Sun, Sep 13

1:09 pm - 8:01 pmGEG Spokane-ONT Ontario

6h 52m1 stop San Francisco

6:08 am - 10:30 amONT Ontario-GEG Spokane

4h 22m1 stop San Francisco

$419United Airlines

Sat, Sep 19 - Mon, Sep 21

7:02 am - 12:20 pmGEG Spokane-ONT Ontario

5h 18m1 stop San Francisco

6:53 pm - 11:38 pmONT Ontario-GEG Spokane

4h 45m1 stop San Francisco

$419United Airlines

Thu, Jan 28 - Mon, Feb 1

Cheap last minute flights

Enter your travel dates to find the best prices.

11:45 am - 7:03 pmGEG Spokane-ONT Ontario

7h 18m1 stop Seattle/Tacoma Intl

7:12 am - 11:52 amONT Ontario-GEG Spokane

4h 40m1 stop Portland

$489Alaska Airlines

Tue, Aug 25 - Mon, Aug 31

7:00 am - 4:10 pmGEG Spokane-ONT Ontario

9h 10m1 stop Boise Air Term. Gowen Fld

7:12 am - 11:48 amONT Ontario-GEG Spokane

4h 36m1 stop Portland

$541Alaska Airlines

Mon, Aug 24 - Thu, Sep 24

6:35 am - 2:10 pmGEG Spokane-ONT Ontario

7h 35m1 stop Denver Intl

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$650Southwest

Sun, Aug 23 - Tue, Aug 25

1:50 pm - 10:10 pmGEG Spokane-ONT Ontario

8h 20m1 stop Denver Intl

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$650Southwest

Mon, Aug 24 - Wed, Aug 26

6:00 am - 12:12 pmGEG Spokane-ONT Ontario

6h 12m1 stop San Francisco

1:56 pm - 6:51 pmONT Ontario-GEG Spokane

4h 55m1 stop San Francisco

$655United Airlines

Sun, Aug 23 - Sat, Aug 29

1:37 pm - 8:53 pmGEG Spokane-ONT Ontario

7h 16m1 stop Denver Intl

1:18 pm - 8:46 pmONT Ontario-GEG Spokane

7h 28m1 stop Denver Intl

$655United Airlines

Sat, Aug 22 - Fri, Aug 28

3:05 pm - 8:24 pmGEG Spokane-ONT Ontario

5h 19m1 stop Portland

6:02 am - 12:31 pmONT Ontario-GEG Spokane

6h 29m1 stop Seattle/Tacoma Intl

$655Alaska Airlines

Sun, Aug 23 - Sat, Aug 29

8:31 am - 2:09 pmGEG Spokane-ONT Ontario

5h 38m1 stop Seattle/Tacoma Intl

6:05 pm - 11:11 pmONT Ontario-GEG Spokane

5h 06m1 stop Portland

$655Alaska Airlines

Sat, Aug 22 - Mon, Aug 24

2:50 pm - 10:20 pmGEG Spokane-ONT Ontario

7h 30m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$656Southwest

Sun, Aug 23 - Tue, Aug 25

1:50 pm - 10:05 pmGEG Spokane-ONT Ontario

8h 15m2 stops Denver Intl Phoenix Sky Harbor Intl

11:10 am - 3:05 pmONT Ontario-GEG Spokane

3h 55m1 stop Oakland

$656Southwest

Mon, Aug 24 - Wed, Aug 26

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Alaska Airlines flights from Spokane to Ontario

Our best Alaska Airlines deals on Spokane to Ontario flight tickets

Alaska Airlines

Sep 19

GEG10:36 amSpokane

5h 34m

1 stop

ONT4:10 pmOntario

Sep 21

ONT7:12 amOntario

4h 36m

1 stop

GEG11:48 amSpokane

$322

Alaska Airlines

Nov 26

GEG6:00 amSpokane

5h 11m

1 stop

ONT11:11 amOntario

Dec 5

ONT6:00 amOntario

6h 30m

1 stop

GEG12:30 pmSpokane

$328

Alaska Airlines

Sep 12

GEG10:36 amSpokane

5h 34m

1 stop

ONT4:10 pmOntario

Sep 19

ONT3:14 pmOntario

4h 39m

1 stop

GEG7:53 pmSpokane

$333

Delta flights from Spokane to Ontario

Our best Delta deals on Spokane to Ontario flight tickets

Delta

Aug 31

GEG5:40 pmSpokane

5h 05m

1 stop

ONT10:45 pmOntario

Sep 7

ONT11:56 amOntario

5h 04m

1 stop

GEG5:00 pmSpokane

$375

Delta

Sep 1

GEG4:20 pmSpokane

6h 25m

1 stop

ONT10:45 pmOntario

Sep 6

ONT5:05 pmOntario

5h 26m

1 stop

GEG10:31 pmSpokane

$376

Delta

Sep 10

GEG5:10 amSpokane

6h 04m

1 stop

ONT11:14 amOntario

Sep 13

ONT5:15 pmOntario

6h 15m

1 stop

GEG11:30 pmSpokane

$398

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Sat 9/19

10:36 am-4:10 pm

1 stop5h 34m

Ontario

Mon 9/21

7:12 am-11:48 am

1 stop4h 36m

$322

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Thu 11/26

6:00 am-11:11 am

1 stop5h 11m

Ontario

Sat 12/5

6:00 am-12:30 pm

1 stop6h 30m

$328

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Tue 9/15

10:55 am-6:35 pm

1 stop7h 40m

Ontario

Tue 9/22

11:10 am-3:05 pm

1 stop3h 55m

$334

Quickest round-trip

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Thu 9/10

5:10 pm-9:50 pm

1 stop4h 40m

Ontario

Tue 9/15

11:10 am-3:05 pm

1 stop3h 55m

$334

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Sat 9/12

3:59 pm-10:40 pm

1 stop6h 41m

Ontario

Thu 9/17

6:00 am-12:20 pm

1 stop6h 20m

$339

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Sat 10/3

9:23 am-5:19 pm

1 stop7h 56m

Ontario

Wed 10/7

6:20 am-12:18 pm

1 stop5h 58m

$339

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Wed 9/16

6:30 am-12:06 pm

1 stop5h 36m

Ontario

Sat 9/19

1:05 pm-7:39 pm

1 stop6h 34m

$339

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Thu 9/10

10:09 am-4:59 pm

1 stop6h 50m

Ontario

Sun 9/13

11:45 am-9:30 am

2 stops21h 45m

$373

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Sat 9/19

1:09 pm-8:01 pm

1 stop6h 52m

Ontario

Mon 9/21

6:08 am-10:30 am

1 stop4h 22m

$419

SpokaneOntario

GEG Spokane - ONT Ontario

GEGONT

Spokane

Thu 1/28

7:02 am-12:20 pm

1 stop5h 18m

Ontario

Mon 2/1

6:53 pm-11:38 pm

1 stop4h 45m

$419

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 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

Prices

Airlines

Layovers

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

Prices are currently typical for flights on this route.

Typical prices usually range from $256 to $399.
The lowest price recently found on this route was $322.

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 March instead. Flights to Ontario in March, while not as cheap as those in January, still average around $321.

How have Spokane to Ontario flight prices changed over time?

As of August 2026, prices for Spokane to Ontario flights are approximately 68% 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

Best Price Found	$124
Fastest flight time	4h 12m
Direct flights	None

The best one-way flight to Ontario from Spokane in the past 72 hours is $124. The best round-trip flight deal from Spokane to Ontario found on momondo in the last 72 hours is $322.

The fastest flight from Spokane to Ontario takes 4h 12m

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 12m.
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?
There are 4 operators available for flights from Spokane Airport to Ontario Airport as of August 2026.
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?
Based on momondo bookings for flights between Spokane and Ontario, the leading airline is Alaska Airlines, making up 45% of the total bookings. Other popular airlines include Southwest with 30%, Delta with 17%, and United Airlines with 8%.

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 Airlines	PriceFrom $167	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $184	Free Cancellation	Rating 7.9 12,823 reviews	Search Alaska Airlines flights
Delta	PriceFrom $203	Free Cancellation	Rating 7.8 8,510 reviews	Search Delta flights
Southwest	PriceFrom $262	Free Cancellation	Rating 8.0 4,215 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.

An easier way to manage your Ontario trip

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Cheap flights from Spokane to Los Angeles from $124

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 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Spokane to Ontario

Our best Alaska Airlines deals on Spokane to Ontario flight tickets

Delta flights from Spokane to Ontario

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How to get the cheapest flight ticket from Spokane to Ontario

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

What is the cheapest month to fly to Ontario?

How have Spokane to Ontario flight prices changed over time?

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

What airlines fly to Ontario?

Which airport is the most popular layover for flights between Spokane and Ontario?

Which layover airport offers the lowest fares from Spokane to Ontario?

Which layover airport has the shortest travel time from Spokane to Ontario?

Which layover airport has the shortest connection time from Spokane to Ontario?

When to book flights from Spokane to Ontario

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Ontario 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 California

Fly your favorite airline to Los Angeles

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

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

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