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$106+ Cheap flights from Spokane to Ontario (GEG - ONT)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ONT
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Spokane to Ontario are usually found in October or January, booked 77 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Spokane to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) to Ontario (ONT). 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 April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Delta)

One-way from

$106
(Frontier)

Popular in

November

Cheapest in

October

Average price

$371
Provider with most accurate pricing for Spokane-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Spokane-Ontario flights.
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From Spokane to Ontario
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One-way flight from Spokane to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Spokane to Ontario

Cheapest flights from Spokane to Ontario
Explore the most affordable flight options available from Spokane to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Delta deal was found by Cheapflights users on 4/2. 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.
Tue 5/65:30 amGEG - ONT
1 stop6h 46mDelta
Sat 5/104:57 pmONT - GEG
1 stop5h 25mDelta
Deal found 4/2$217
This Alaska Airlines deal was found by Cheapflights users on 4/3. 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.
Mon 5/55:49 pmGEG - ONT
1 stop6h 10mAlaska Airlines
Tue 5/1311:46 amONT - GEG
1 stop5h 09mAlaska Airlines
Deal found 4/3$226
This Hawaiian Airlines deal was found by Cheapflights users on 4/3. 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.
Mon 4/287:24 pmGEG - ONT
1 stop4h 34mHawaiian Airlines
Fri 5/26:24 pmONT - GEG
1 stop4h 40mHawaiian Airlines
Deal found 4/3$236
This Frontier deal was found by Cheapflights users on 4/3. 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.
Thu 6/511:48 amGEG - ONT
1 stop12h 02mFrontier
Mon 6/912:59 amONT - GEG
1 stop10h 04mFrontier
Deal found 4/3$260
This Expedia deal was found by Cheapflights users on 4/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/58:03 amGEG - ONT
1 stop7h 29mMultiple Airlines
Mon 5/1912:59 amONT - GEG
1 stop10h 07mMultiple Airlines
Deal found 4/4$262
This Southwest deal was found by Cheapflights users on 4/4. 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.
Mon 5/56:15 pmGEG - ONT
1 stop4h 05mSouthwest
Tue 5/205:30 amONT - GEG
2 stops7h 20mSouthwest
Deal found 4/4$327
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 5/301:37 pmGEG - ONT
2 stops9h 22mUnited Airlines
Sun 6/16:41 pmONT - GEG
1 stop4h 33mUnited Airlines
Deal found 4/2$422
This American Airlines deal was found by Cheapflights users on 4/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/183:10 pmGEG - ONT
1 stop6h 28mAmerican Airlines
Mon 6/2312:59 amONT - GEG
1 stop10h 46mAmerican Airlines
Deal found 4/3$639

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
Use the filters below to find and compare flights from Spokane to Ontario that are best for you.

Fly from

Spokane

Fly to

Ontario

Route

Depart

Return

Price

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Tue 5/6

5:30 am-12:16 pm

1 stop6h 46m

Ontario

Sat 5/10

4:57 pm-10:22 pm

1 stop5h 25m

$217

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Mon 5/5

5:49 pm-11:59 pm

1 stop6h 10m

Ontario

Tue 5/13

11:46 am-4:55 pm

1 stop5h 09m

$226

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Tue 5/6

7:24 pm-11:58 pm

1 stop4h 34m

Ontario

Wed 5/14

4:29 pm-9:01 pm

1 stop4h 32m

$250

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 6/5

11:48 am-11:50 pm

1 stop12h 02m

Ontario

Mon 6/9

12:59 am-11:03 am

1 stop10h 04m

$260

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Mon 5/5

8:03 am-3:32 pm

1 stop7h 29m

Ontario

Mon 5/19

12:59 am-11:06 am

1 stop10h 07m

$262

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Mon 5/5

6:15 pm-10:20 pm

1 stop4h 05m

Ontario

Tue 5/20

5:30 am-12:50 pm

2 stops7h 20m

$327

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 5/30

1:37 pm-10:59 pm

2 stops9h 22m

Ontario

Sun 6/1

6:41 pm-11:14 pm

1 stop4h 33m

$422

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Wed 6/18

3:10 pm-9:38 pm

1 stop6h 28m

Ontario

Mon 6/23

12:59 am-11:45 am

1 stop10h 46m

$639

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Tue 5/20

12:26 pm-11:59 pm

1 stop11h 33m

$106

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Tue 5/27

7:33 pm-11:57 pm

1 stop4h 24m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 14 results
1
2

Compare providers for flights from Spokane to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Spokane to Ontario in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Spokane-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Spokane-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Spokane-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Spokane-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Spokane-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Spokane to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Spokane 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 Spokane to Ontario

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

Use this chart to determine the optimal time to book a round-trip flight from Spokane to Ontario. Price data was last updated on March 28, 2025.

The price you pay for your flight from Spokane to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Spokane to Ontario (average of $246). Flying from Spokane to Ontario in March is currently the most expensive (average of $328). 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 GEG to ONT?

Find hourly flight availability from Spokane to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

A simple way to save on the total cost of your ticket is to fly from Spokane to Ontario in the evening. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight at noon.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 4, 2025.
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,837 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Hawaiian Airlines
7.9
Good
2,353 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,618 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

Find useful and relevant information for your journey from Spokane to Ontario. 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 Spokane to Ontario round-trip?

    Currently priced at $217, Delta will fly you from Spokane to Ontario and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Hawaiian Airlines - these airlines can fly you to your destination from $226 and $236, respectively. You may be able to fly from Spokane to Ontario for 39% less than the average price by searching for these airlines.

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

    $106 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $108 and $119, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spokane to Ontario 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 Spokane to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Spokane to Ontario (average of $246). Flying from Spokane to Ontario in March is currently the most expensive (average of $328). 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.

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Top 3 airlines flying from Spokane to Ontario

Discover the top 3 airlines that operate flights from Spokane to Ontario. 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$218Average$371FlexibilityNo cancel feeOn-time75%
DeltaCheapest$220Average$310FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$268Average$400FlexibilityNo cancel feeOn-time63%

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