$76+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — ONT
Apr 27 — May 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Spokane to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Spokane to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Spokane to OntarioExplore 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 March 28, 2026.
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 March 28, 2026.
This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Mon 5/116:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Deal found 3/24![Frontier logo]()
$140
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Sat 4/2512:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/26![Frontier logo]()
$151
This Expedia deal was found by Cheapflights users on 3/27. 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.
Thu 4/3011:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Sat 5/212:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/27![Frontier logo]()
$160
This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Wed 4/2912:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/24![Frontier logo]()
$171
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Thu 5/2810:50 am
ONT
- GEG
1 stop24h 48m
Frontier
Deal found 3/26![Frontier logo]()
$212
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:00 am
GEG
- ONT
1 stop4h 39m
Multiple Airlines
Wed 4/1512:59 am
ONT
- GEG
1 stop9h 50m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 3/26. 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 4/255:00 am
GEG
- ONT
1 stop6h 13m
Delta
Wed 4/292:20 pm
ONT
- GEG
1 stop6h 42m
Delta
Deal found 3/26![Delta logo]()
$254
This Delta deal was found by Cheapflights users on 3/26. 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 5/236:10 am
GEG
- ONT
1 stop5h 02m
Delta
Tue 5/265:50 pm
ONT
- GEG
1 stop6h 09m
Delta
Deal found 3/26![Delta logo]()
$260
This Expedia deal was found by Cheapflights users on 3/27. 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.
Sun 4/2611:44 am
GEG
- ONT
1 stop19h 47m
Multiple Airlines
Fri 5/17:59 pm
ONT
- GEG
1 stop13h 01m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$262
This Frontier deal was found by Cheapflights users on 3/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:33 pm
GEG
- ONT
1 stop11h 16m
Frontier
Wed 6/106:00 am
ONT
- GEG
1 stop5h 33m
Frontier
Deal found 3/25![Frontier logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 4/215:00 am
GEG
- ONT
1 stop4h 39m
Alaska Airlines
Tue 4/286:00 am
ONT
- GEG
1 stop4h 38m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$271
Best flights from Spokane to OntarioDiscover carefully curated flight deals from Spokane to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
Discover carefully curated flight deals from Spokane to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 5/129:20 am
GEG
- ONT
1 stop4h 59m
Alaska Airlines
Wed 5/134:03 pm
ONT
- GEG
1 stop5h 15m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$271
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/256:15 am
GEG
- ONT
1 stop4h 58m
Delta
Thu 4/307:00 am
ONT
- GEG
1 stop5h 27m
Delta
Deal found 3/23![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:00 am
GEG
- ONT
1 stop5h 25m
Southwest
Mon 5/185:05 pm
ONT
- GEG
1 stop7h 30m
Southwest
Deal found 3/23![Southwest logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 5/25:00 am
GEG
- ONT
1 stop4h 45m
Alaska Airlines
Tue 5/53:26 pm
ONT
- GEG
1 stop6h 05m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 3/26. 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 5/95:35 am
GEG
- ONT
1 stop6h 44m
Delta
Mon 5/111:35 pm
ONT
- GEG
1 stop7h 38m
Delta
Deal found 3/26![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 3/25. 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.
Sat 6/133:20 pm
GEG
- ONT
1 stop7h 30m
Southwest
Thu 6/258:45 pm
ONT
- GEG
1 stop4h 35m
Southwest
Deal found 3/25![Southwest logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:00 am
GEG
- ONT
1 stop4h 45m
Alaska Airlines
Sun 4/267:00 am
ONT
- GEG
1 stop4h 46m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:59 pm
GEG
- ONT
1 stop6h 35m
Delta
Sun 6/71:00 pm
ONT
- GEG
1 stop5h 23m
Delta
Deal found 3/25![Delta logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 6/176:10 am
GEG
- ONT
1 stop7h 03m
Alaska Airlines
Mon 6/224:04 pm
ONT
- GEG
1 stop5h 29m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$381
Last-minute flights from Spokane to OntarioDiscover last-minute flight deals from Spokane to Ontario. Data last updated March 28, 2026 and is based on user searches.
Discover last-minute flight deals from Spokane to Ontario. Data last updated March 28, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:08 am
GEG
- ONT
1 stop8h 37m
Multiple Airlines
Wed 4/1512:59 am
ONT
- GEG
1 stop9h 50m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$278
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:00 am
GEG
- ONT
1 stop4h 39m
Multiple Airlines
Wed 4/1512:59 am
ONT
- GEG
1 stop9h 50m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 4/215:00 am
GEG
- ONT
1 stop4h 39m
Alaska Airlines
Tue 4/286:00 am
ONT
- GEG
1 stop4h 38m
Alaska Airlines
Deal found 3/27![Alaska Airlines logo]()
$271
This CheapOair deal was found by Cheapflights users on 3/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Sat 4/2512:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/26![Frontier logo]()
$151
This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Wed 4/2912:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/24![Frontier logo]()
$171
This Delta deal was found by Cheapflights users on 3/26. 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 4/255:00 am
GEG
- ONT
1 stop6h 13m
Delta
Wed 4/292:20 pm
ONT
- GEG
1 stop6h 42m
Delta
Deal found 3/26![Delta logo]()
$254
This Delta deal was found by Cheapflights users on 3/26. 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 4/255:00 am
GEG
- ONT
1 stop6h 13m
Delta
Thu 4/305:55 pm
ONT
- GEG
1 stop6h 25m
Delta
Deal found 3/26![Delta logo]()
$277
This Expedia deal was found by Cheapflights users on 3/27. 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.
Sun 4/2611:44 am
GEG
- ONT
1 stop19h 47m
Multiple Airlines
Fri 5/17:59 pm
ONT
- GEG
1 stop13h 01m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$262
This Southwest deal was found by Cheapflights users on 3/26. 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.
Mon 4/272:50 pm
GEG
- ONT
2 stops8h 15m
Southwest
Sat 5/21:20 pm
ONT
- GEG
1 stop7h 55m
Southwest
Deal found 3/26![Southwest logo]()
$282
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2712:35 pm
GEG
- ONT
1 stop5h 12m
United Airlines
Mon 5/46:00 am
ONT
- GEG
1 stop5h 16m
United Airlines
Deal found 3/24![United Airlines logo]()
$283
This Expedia deal was found by Cheapflights users on 3/27. 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.
Thu 4/3011:44 am
GEG
- ONT
1 stop19h 47m
Frontier
Sat 5/212:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 3/27![Frontier logo]()
$160
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:30 pm
GEG
- ONT
1 stop7h 07m
Delta
Wed 5/66:00 am
ONT
- GEG
1 stop6h 13m
Delta
Deal found 3/25![Delta logo]()
$260
One-way flights from Spokane to OntarioSearch for one-way flight options from Spokane to Ontario. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
Search for one-way flight options from Spokane to Ontario. Find affordable one-way fares based on user searches. Data last updated March 28, 2026.
This Frontier deal was found by Cheapflights users on 3/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:44 am
GEG
- ONT
1 stop12h 11m
Frontier
Deal found 3/25![Frontier logo]()
$76
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 3/27![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:19 pm
GEG
- ONT
1 stop10h 30m
Multiple Airlines
Deal found 3/27![Multiple Airlines logo]()
$115
This Frontier deal was found by Cheapflights users on 3/27. 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.
Wed 5/1312:33 pm
GEG
- ONT
1 stop11h 16m
Frontier
Deal found 3/27![Frontier logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:00 am
GEG
- ONT
1 stop4h 39m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 3/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:10 am
GEG
- ONT
2 stops6h 45m
Southwest
Deal found 3/24![Southwest logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:19 pm
GEG
- ONT
1 stop10h 45m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$127
This United Airlines deal was found by Cheapflights users on 3/27. 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 5/95:00 am
GEG
- ONT
1 stop7h 38m
United Airlines
Deal found 3/27![United Airlines logo]()
$136
This Southwest deal was found by Cheapflights users on 3/27. 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 5/92:25 pm
GEG
- ONT
2 stops6h 20m
Southwest
Deal found 3/27![Southwest logo]()
$141
Find 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 March 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $140 (Expedia) |
One-way from | $76 (Frontier) |
Popular in | December |
Cheapest in | January |
Average price | $392 |
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 March 28, 2026.
Use the filters below to find and compare flights from Spokane to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Tue 5/12
9:20 am-2:19 pm
1 stop4h 59m
Ontario
Wed 5/13
4:03 pm-9:18 pm
1 stop5h 15m
$271
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Sat 4/25
6:15 am-11:13 am
1 stop4h 58m
Ontario
Thu 4/30
7:00 am-12:27 pm
1 stop5h 27m
$277
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Sat 5/2
5:00 am-9:45 am
1 stop4h 45m
Ontario
Tue 5/5
3:26 pm-9:31 pm
1 stop6h 05m
$277
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Sat 5/9
5:35 am-12:19 pm
1 stop6h 44m
Ontario
Mon 5/11
1:35 pm-9:13 pm
1 stop7h 38m
$277
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Thu 5/14
5:00 am-10:25 am
1 stop5h 25m
Ontario
Mon 5/18
5:05 pm-12:35 am
1 stop7h 30m
$322
Quickest round-trip
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Wed 4/22
5:00 am-9:45 am
1 stop4h 45m
Ontario
Sun 4/26
7:00 am-11:46 am
1 stop4h 46m
$352
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Sat 6/13
3:20 pm-10:50 pm
1 stop7h 30m
Ontario
Thu 6/25
8:45 pm-1:20 am
1 stop4h 35m
$366
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Fri 6/5
4:59 pm-11:34 pm
1 stop6h 35m
Ontario
Sun 6/7
1:00 pm-6:23 pm
1 stop5h 23m
$366
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Wed 6/17
6:10 am-1:13 pm
1 stop7h 03m
Ontario
Mon 6/22
4:04 pm-9:33 pm
1 stop5h 29m
$381
Cheapest one-way
SpokaneOntario
GEG - ONT
GEGONT
Spokane
Wed 5/27
12:33 pm-11:49 pm
1 stop11h 16m
$117
Showing 1-10 of 17 resultsSorted by cheapest first
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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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.
GEG-ONT
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 13, 2026.
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 41 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 $45). Flying from Spokane to Ontario in December is currently the most expensive (average of $177). 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.
How much does it cost to fly round-trip from Spokane to Ontario?
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 March 28, 2026.
Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta 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.
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Ontario flight routes
Other flight options
Other flights from Spokane
Popular flights
Alternative routes for Spokane to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Spokane to Ontario by cabin class
Find flights from Spokane to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 28, 2026.
Spokane and Ontario flights
Browse other Spokane and Ontario flight options. Last updated on March 28, 2026.
Other flights from Spokane
Browse through other flights departing from Spokane. Flights are based on user searches made on Cheapflights and were last updated on March 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Spokane to Ontario
Discover the top 4 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 March 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$280 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$349 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$184 | Average$343 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$185 | Average$327 | FlexibilityNo cancel fee | On-time63% |