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$110+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$215
(Alaska Airlines)

One-way from

$110
(Alaska Airlines)

Popular in

November

Cheapest in

October

Average price

$350
Provider with most accurate pricing for Spokane-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Spokane-Ontario flights.
Search Deals
From Spokane to Ontario
Search Deals
One-way flight from Spokane to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
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 May 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 May 1, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 5/2910:45 amGEG - ONT
1 stop5h 05mAlaska Airlines
Thu 5/297:20 pmONT - GEG
1 stop4h 34mAlaska Airlines
Deal found 4/29$215
This Delta deal was found by Cheapflights users on 4/29. 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.
Fri 5/305:00 amGEG - ONT
1 stop6h 04mDelta
Fri 5/307:05 pmONT - GEG
1 stop5h 00mDelta
Deal found 4/29$221
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/281:40 pmGEG - ONT
1 stop4h 45mHawaiian Airlines
Wed 6/44:45 pmONT - GEG
1 stop5h 40mHawaiian Airlines
Deal found 4/30$229
This Southwest deal was found by Cheapflights users on 4/30. 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 8/302:00 pmGEG - ONT
1 stop4h 00mSouthwest
Wed 9/32:10 pmONT - GEG
2 stops7h 20mSouthwest
Deal found 4/30$262
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/61:40 pmGEG - ONT
1 stop7h 13mUnited Airlines
Wed 5/75:05 amONT - GEG
1 stop7h 33mUnited Airlines
Deal found 4/29$291
This Expedia deal was found by Cheapflights users on 4/30. 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.
Fri 6/136:07 pmGEG - ONT
1 stop6h 06mMultiple Airlines
Sat 6/1412:59 amONT - GEG
1 stop10h 04mMultiple Airlines
Deal found 4/30$365
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 5/153:18 pmGEG - ONT
1 stop6h 39mAmerican Airlines
Sun 5/186:01 amONT - GEG
1 stop7h 36mAmerican Airlines
Deal found 4/29$401
This Frontier deal was found by Cheapflights users on 4/29. 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.
Sun 6/2911:58 amGEG - ONT
1 stop11h 52mFrontier
Sat 7/512:59 amONT - GEG
1 stop10h 04mFrontier
Deal found 4/29$452

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 May 1, 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

Thu 5/29

10:45 am-3:50 pm

1 stop5h 05m

Ontario

Thu 5/29

7:20 pm-11:54 pm

1 stop4h 34m

$215

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 5/30

7:00 pm-11:42 pm

1 stop4h 42m

Ontario

Sat 5/31

11:44 am-6:51 pm

1 stop7h 07m

$221

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 5/24

4:16 pm-10:46 pm

1 stop6h 30m

Ontario

Wed 5/28

4:45 pm-10:25 pm

1 stop5h 40m

$235

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sat 8/30

2:00 pm-6:00 pm

1 stop4h 00m

Ontario

Wed 9/3

2:10 pm-9:30 pm

2 stops7h 20m

$262

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sun 5/18

6:00 am-12:24 pm

1 stop6h 24m

Ontario

Wed 5/21

1:20 pm-8:50 pm

1 stop7h 30m

$291

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 6/13

6:07 pm-12:13 am

1 stop6h 06m

Ontario

Sat 6/14

12:59 am-11:03 am

1 stop10h 04m

$365

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 5/15

3:18 pm-9:57 pm

1 stop6h 39m

Ontario

Sun 5/18

6:01 am-1:37 pm

1 stop7h 36m

$401

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Sun 6/29

11:58 am-11:50 pm

1 stop11h 52m

Ontario

Sat 7/5

12:59 am-11:03 am

1 stop10h 04m

$452

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 5/8

6:00 am-10:51 am

1 stop4h 51m

$110

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 6/5

11:48 am-11:50 pm

1 stop12h 02m

$115

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 13 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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 eDreams the most. eDreams 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 April 25, 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 May 1, 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 May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Spokane to Ontario by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $215, Alaska Airlines will fly you from Spokane to Ontario and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Hawaiian Airlines - these airlines can fly you to your destination from $221 and $235, respectively. You may be able to fly from Spokane to Ontario for 40% less than the average price by searching for these airlines.

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

    $110 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $115 and $126, 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$298FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$218Average$367FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$256Average$396FlexibilityNo cancel feeOn-time63%

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