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$89+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ONT
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheapflights Tip: The best prices from Spokane to Ontario are usually found in October or July, 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 June 26, 2025.

Round-trip from

$178
(Alaska Airlines)

One-way from

$89
(Alaska Airlines)

Popular in

November

Cheapest in

October

Average price

$378
From Spokane to Ontario
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One-way flight from Spokane to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 26, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 10/19:25 amGEG - ONT
1 stop4h 44mAlaska Airlines
Thu 10/97:10 amONT - GEG
1 stop4h 29mAlaska Airlines
Deal found 6/23$178
This Delta deal was found by Cheapflights users on 6/24. 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.
Wed 10/17:07 pmGEG - ONT
1 stop4h 39mDelta
Tue 10/79:55 amONT - GEG
1 stop6h 12mDelta
Deal found 6/24$179
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:20 pmGEG - ONT
2 stops6h 05mSouthwest
Mon 8/44:30 pmONT - GEG
1 stop3h 55mSouthwest
Deal found 6/25$235
This Hawaiian Airlines deal was found by Cheapflights users on 6/25. 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.
Sat 10/257:30 amGEG - ONT
1 stop5h 07mHawaiian Airlines
Mon 10/276:11 pmONT - GEG
1 stop5h 48mHawaiian Airlines
Deal found 6/25$243
This FlightHub deal was found by Cheapflights users on 6/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:58 amGEG - ONT
1 stop21h 03mFrontier
Mon 7/712:59 amONT - GEG
1 stop10h 07mFrontier
Deal found 6/24$258
This Orbitz deal was found by Cheapflights users on 6/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:58 amGEG - ONT
1 stop11h 52mMultiple Airlines
Thu 7/106:00 amONT - GEG
1 stop6h 29mMultiple Airlines
Deal found 6/25$408
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Thu 10/25:15 amGEG - ONT
2 stops12h 25mUnited Airlines
Fri 10/106:36 pmONT - GEG
1 stop4h 39mUnited Airlines
Deal found 6/23$505
This American Airlines deal was found by Cheapflights users on 6/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:45 amGEG - ONT
1 stop5h 15mAmerican Airlines
Tue 7/86:15 amONT - GEG
1 stop7h 20mAmerican Airlines
Deal found 6/26$633

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 June 26, 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 8/12

7:44 pm-11:05 am

1 stop15h 21m

Ontario

Wed 8/20

6:00 am-12:43 pm

1 stop6h 43m

$178

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 7/31

11:50 am-7:05 pm

1 stop7h 15m

Ontario

Mon 8/4

3:20 pm-11:10 pm

2 stops7h 50m

$235

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 9/5

5:46 pm-11:59 pm

1 stop6h 13m

Ontario

Sat 9/13

7:10 am-11:44 am

1 stop4h 34m

$247

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 7/3

11:58 am-9:01 am

1 stop21h 03m

Ontario

Mon 7/7

12:59 am-11:06 am

1 stop10h 07m

$258

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 7/3

11:58 am-11:50 pm

1 stop11h 52m

Ontario

Thu 7/10

6:00 am-12:29 pm

1 stop6h 29m

$408

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 7/11

5:05 am-12:14 pm

2 stops7h 09m

Ontario

Thu 8/14

11:40 am-4:49 pm

1 stop5h 09m

$445

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Fri 7/4

1:37 pm-8:54 pm

1 stop7h 17m

Ontario

Mon 7/7

1:19 pm-2:47 pm

1 stop25h 28m

$530

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 7/3

6:45 am-12:00 pm

1 stop5h 15m

Ontario

Tue 7/8

6:15 am-1:35 pm

1 stop7h 20m

$633

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Thu 9/4

7:29 pm-11:53 pm

1 stop4h 24m

$89

SpokaneOntario

GEG - ONT

GEGONT

Spokane

Wed 8/20

6:15 am-1:20 pm

2 stops7h 05m

$95

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 15 results
1
2

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 June 20, 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 June 26, 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.

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 June 26, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Spokane to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

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
4,276 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

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
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,522 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

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
8,838 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

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 $178, 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 Southwest and Hawaiian Airlines - these airlines can fly you to your destination from $235 and $247, respectively. You may be able to fly from Spokane to Ontario for 48% less than the average price by searching for these airlines.

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

    $89 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 Southwest and Hawaiian Airlines, with prices starting from $95 and $99, 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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$275FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$218Average$342FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$247Average$393FlexibilityNo cancel feeOn-time63%

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