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$105+ Cheap flights from Ontario to Spokane (ONT - GEG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GEG
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Spokane are usually found in January or September, booked 76 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Ontario to Spokane

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Spokane (GEG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2025.

Round-trip from

$208
(Frontier)

One-way from

$105
(Frontier)

Popular in

February

Cheapest in

January

Average price

$343
From Ontario to Spokane
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One-way flight from Ontario to Spokane
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Highest demand for flights based on searches. 16% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Spokane

Cheapest flights from Ontario to Spokane
Explore the most affordable flight options available from Ontario to Spokane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2812:59 amONT - GEG
1 stop10h 07mFrontier
Tue 8/511:51 amGEG - ONT
1 stop11h 59mFrontier
Deal found 7/26$198
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/235:25 amONT - GEG
1 stop6h 05mSouthwest
Sat 8/302:00 pmGEG - ONT
1 stop4h 00mSouthwest
Deal found 7/26$224
This Alaska Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/194:00 pmONT - GEG
1 stop5h 55mAlaska Airlines
Sun 8/315:06 amGEG - ONT
1 stop4h 20mAlaska Airlines
Deal found 7/26$229
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:05 pmONT - GEG
1 stop5h 03mDelta
Tue 9/26:10 amGEG - ONT
1 stop4h 40mDelta
Deal found 7/26$237
This Hawaiian Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:58 pmONT - GEG
1 stop5h 01mHawaiian Airlines
Mon 8/186:07 pmGEG - ONT
1 stop6h 08mHawaiian Airlines
Deal found 7/25$239
This Travelocity deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:59 amONT - GEG
1 stop10h 04mMultiple Airlines
Sat 8/164:46 pmGEG - ONT
1 stop7h 29mMultiple Airlines
Deal found 7/26$285
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:00 amONT - GEG
1 stop4h 38mUnited Airlines
Sat 8/3012:35 pmGEG - ONT
1 stop5h 02mUnited Airlines
Deal found 7/26$299

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2025.
Use the filters below to find and compare flights from Ontario to Spokane that are best for you.

Fly from

Ontario

Fly to

Spokane

Route

Depart

Return

Price

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 8/11

12:59 am-11:06 am

1 stop10h 07m

Spokane

Thu 8/21

11:52 am-11:50 pm

1 stop11h 58m

$208

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Tue 10/28

10:09 am-4:23 pm

1 stop6h 14m

Spokane

Fri 10/31

6:34 am-12:01 pm

1 stop5h 27m

$229

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Sat 9/13

3:06 pm-8:05 pm

1 stop4h 59m

Spokane

Wed 9/17

1:40 pm-6:47 pm

1 stop5h 07m

$236

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Sun 8/17

6:05 pm-11:08 pm

1 stop5h 03m

Spokane

Tue 8/19

5:00 am-10:50 am

1 stop5h 50m

$248

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 9/18

5:40 am-5:05 pm

2 stops11h 25m

Spokane

Mon 9/22

6:10 am-12:00 pm

1 stop5h 50m

$290

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 8/21

7:22 pm-11:59 pm

1 stop4h 37m

Spokane

Wed 8/27

1:40 pm-6:28 pm

1 stop4h 48m

$307

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Wed 8/13

12:59 am-11:03 am

1 stop10h 04m

Spokane

Sat 8/16

9:45 am-2:46 pm

1 stop5h 01m

$373

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Thu 8/14

5:05 am-12:35 pm

1 stop7h 30m

Spokane

Fri 8/22

7:23 am-12:13 pm

1 stop4h 50m

$413

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Mon 8/4

12:59 am-11:06 am

1 stop10h 07m

$105

OntarioSpokane

ONT - GEG

ONTGEG

Ontario

Sat 8/30

5:49 pm-11:11 pm

1 stop5h 22m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 13 results
1
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Best time to book a flight from Ontario to Spokane

Have a flexible travel schedule? Discover the best time to fly to Spokane from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Spokane

How far ahead should I book a flight from Ontario to Spokane?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Spokane. Price data was last updated on July 25, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Spokane. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Ontario to Spokane?

Currently, January is the cheapest month in which you can book a flight from Ontario to Spokane (average of $326). Flying from Ontario to Spokane in March is currently the most expensive (average of $453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to GEG?

Find hourly flight availability from Ontario to Spokane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

When flying from Ontario to Spokane, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 29% versus a flight in the evening.

What is the cheapest day to fly from Ontario to Spokane?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Spokane. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ontario to Spokane flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Spokane

Get insights into the airlines that provide service to Spokane. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spokane. Reviews last updated July 28, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Ontario to Spokane. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,971 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,604 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Spokane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ontario to Spokane round-trip?

    Flying on Frontier is currently your cheapest option to Spokane, with prices starting at $208. Additional round-trip tickets that might be worth considering are offered by American Airlines and Alaska Airlines, with the lowest prices starting at $229 and $236, respectively. Frontier is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Ontario to Spokane one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $105. Users have also found prices from $110 and $118 on Hawaiian Airlines and Alaska Airlines, respectively.

  • Can I find deals for flights from Ontario to Spokane that include hotel bookings?

    Yes. In addition to deals on Ontario to Spokane flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Spokane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Spokane.

  • Can I find deals for business class flights from Ontario to Spokane?

    Yes. Cheapflights offers flight deals from Ontario to Spokane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Spokane?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Spokane (average of $326). Flying from Ontario to Spokane in March is currently the most expensive (average of $453). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Sandpoint
Spokane Valley

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Top 4 airlines flying from Ontario to Spokane

Discover the top 4 airlines that operate flights from Ontario to Spokane. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$201Average$333FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$207Average$382FlexibilityNo cancel feeOn-time85%
DeltaCheapest$208Average$273FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$216Average$362FlexibilityNo cancel feeOn-time63%

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