$90+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GEG
May 22 — May 291
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Spokane 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
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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 Ontario to Spokane
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Cheapest flights from Ontario to SpokaneExplore 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 April 22, 2026.
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 April 22, 2026.
This CheapOair deal was found by Cheapflights users on 4/19. 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.
Wed 5/276:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Fri 5/2912:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/19![Frontier logo]()
$191
This CheapOair deal was found by Cheapflights users on 4/21. 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 5/2810:50 am
ONT
- GEG
1 stop24h 48m
Frontier
Fri 6/512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/21![Frontier logo]()
$212
This CheapOair deal was found by Cheapflights users on 4/19. 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 6/16:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Fri 6/512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/19![Frontier logo]()
$233
This Frontier deal was found by Cheapflights users on 4/22. 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.
Sat 4/2512:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Thu 4/3011:44 am
GEG
- ONT
1 stop12h 11m
Frontier
Deal found 4/22![Frontier logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 5/206:00 am
ONT
- GEG
1 stop7h 04m
Alaska Airlines
Wed 5/275:00 am
GEG
- ONT
1 stop5h 21m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$237
This CheapOair deal was found by Cheapflights users on 4/18. 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.
Fri 5/226:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Mon 5/2512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/18![Frontier logo]()
$241
This Frontier deal was found by Cheapflights users on 4/21. 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 6/246:00 am
ONT
- GEG
1 stop5h 33m
Frontier
Wed 7/112:28 pm
GEG
- ONT
1 stop11h 21m
Frontier
Deal found 4/21![Frontier logo]()
$244
This Frontier deal was found by Cheapflights users on 4/21. 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.
Fri 6/126:00 am
ONT
- GEG
1 stop5h 33m
Frontier
Fri 6/1912:28 pm
GEG
- ONT
1 stop11h 21m
Frontier
Deal found 4/21![Frontier logo]()
$250
This Delta deal was found by Cheapflights users on 4/21. 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 5/125:50 pm
ONT
- GEG
1 stop6h 09m
Delta
Sat 5/164:57 pm
GEG
- ONT
1 stop5h 48m
Delta
Deal found 4/21![Delta logo]()
$254
This Frontier deal was found by Cheapflights users on 4/22. 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.
Sat 5/212:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Fri 5/812:33 pm
GEG
- ONT
1 stop11h 16m
Frontier
Deal found 4/22![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 4/18. 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 6/86:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Mon 6/1512:28 pm
GEG
- ONT
1 stop21h 37m
Frontier
Deal found 4/18![Frontier logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 6/34:03 pm
ONT
- GEG
1 stop5h 15m
Alaska Airlines
Sat 6/65:00 am
GEG
- ONT
1 stop6h 10m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$260
Best flights from Ontario to SpokaneDiscover carefully curated flight deals from Ontario to Spokane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
Discover carefully curated flight deals from Ontario to Spokane that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 6/34:03 pm
ONT
- GEG
1 stop5h 15m
Alaska Airlines
Sat 6/65:00 am
GEG
- ONT
1 stop6h 10m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$260
This Southwest deal was found by Cheapflights users on 4/21. 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.
Tue 5/195:20 pm
ONT
- GEG
1 stop5h 25m
Southwest
Tue 5/265:10 am
GEG
- ONT
2 stops6h 45m
Southwest
Deal found 4/21![Southwest logo]()
$290
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Wed 5/276:00 am
ONT
- GEG
1 stop4h 27m
United Airlines
Fri 5/296:00 am
GEG
- ONT
1 stop6h 12m
United Airlines
Deal found 4/18![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 4/19. 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 7/105:16 pm
ONT
- GEG
1 stop6h 39m
Delta
Mon 7/136:20 am
GEG
- ONT
1 stop4h 59m
Delta
Deal found 4/19![Delta logo]()
$361
This Southwest deal was found by Cheapflights users on 4/18. 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.
Tue 5/124:30 pm
ONT
- GEG
2 stops6h 15m
Southwest
Sat 5/166:45 am
GEG
- ONT
1 stop7h 25m
Southwest
Deal found 4/18![Southwest logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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 5/166:00 am
ONT
- GEG
1 stop5h 42m
Alaska Airlines
Mon 5/186:00 am
GEG
- ONT
1 stop5h 10m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$333
This CheapOair deal was found by Cheapflights users on 4/17. 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.
Tue 6/94:03 pm
ONT
- GEG
1 stop5h 15m
Alaska Airlines
Mon 6/157:45 pm
GEG
- ONT
1 stop15h 29m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 4/19. 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.
Fri 5/295:05 pm
ONT
- GEG
2 stops7h 25m
Southwest
Mon 6/15:00 am
GEG
- ONT
1 stop5h 25m
Southwest
Deal found 4/19![Southwest logo]()
$342
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 5/156:00 am
ONT
- GEG
1 stop5h 42m
Alaska Airlines
Tue 5/1912:46 pm
GEG
- ONT
1 stop6h 01m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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 8/82:05 pm
ONT
- GEG
1 stop4h 55m
Alaska Airlines
Wed 8/126:13 am
GEG
- ONT
1 stop5h 01m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$361
Last-minute flights from Ontario to SpokaneDiscover last-minute flight deals from Ontario to Spokane. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Spokane. Data last updated April 22, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/21. 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 5/116:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Mon 5/1812:33 pm
GEG
- ONT
1 stop11h 16m
Frontier
Deal found 4/21![Frontier logo]()
$280
This Delta deal was found by Cheapflights users on 4/21. 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 5/125:50 pm
ONT
- GEG
1 stop6h 09m
Delta
Sat 5/164:57 pm
GEG
- ONT
1 stop5h 48m
Delta
Deal found 4/21![Delta logo]()
$254
This Southwest deal was found by Cheapflights users on 4/21. 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.
Tue 5/124:30 pm
ONT
- GEG
2 stops6h 15m
Southwest
Sat 5/165:45 am
GEG
- ONT
1 stop5h 20m
Southwest
Deal found 4/21![Southwest logo]()
$285
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Wed 5/131:40 pm
ONT
- GEG
1 stop7h 36m
United Airlines
Wed 5/276:00 am
GEG
- ONT
1 stop6h 12m
United Airlines
Deal found 4/21![United Airlines logo]()
$237
This Frontier deal was found by Cheapflights users on 4/17. 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.
Fri 5/156:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Mon 5/1812:33 pm
GEG
- ONT
1 stop11h 16m
Frontier
Deal found 4/17![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 4/20. 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.
Fri 5/156:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Fri 5/2212:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/20![Frontier logo]()
$281
This CheapOair deal was found by Cheapflights users on 4/17. 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.
Fri 5/226:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Wed 5/2712:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/17![Frontier logo]()
$196
This CheapOair deal was found by Cheapflights users on 4/18. 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.
Fri 5/226:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Mon 5/2512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/18![Frontier logo]()
$241
This Southwest deal was found by Cheapflights users on 4/20. 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 5/236:20 pm
ONT
- GEG
1 stop4h 10m
Southwest
Sat 5/305:45 am
GEG
- ONT
1 stop5h 20m
Southwest
Deal found 4/20![Southwest logo]()
$283
This CheapOair deal was found by Cheapflights users on 4/19. 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.
Wed 5/276:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Fri 5/2912:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/19![Frontier logo]()
$191
This CheapOair deal was found by Cheapflights users on 4/21. 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 5/2810:50 am
ONT
- GEG
1 stop24h 48m
Frontier
Fri 6/512:33 pm
GEG
- ONT
1 stop21h 32m
Frontier
Deal found 4/21![Frontier logo]()
$212
One-way flights from Ontario to SpokaneSearch for one-way flight options from Ontario to Spokane. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
Search for one-way flight options from Ontario to Spokane. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This Frontier deal was found by Cheapflights users on 4/21. 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 5/276:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Deal found 4/21![Frontier logo]()
$90
This Frontier deal was found by Cheapflights users on 4/20. 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 5/256:00 am
ONT
- GEG
1 stop5h 38m
Frontier
Deal found 4/20![Frontier logo]()
$95
This Expedia deal was found by Cheapflights users on 4/17. 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 6/210:50 am
ONT
- GEG
1 stop24h 48m
Frontier
Deal found 4/17![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Wed 6/34:39 pm
ONT
- GEG
1 stop27h 18m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$107
This Travelocity deal was found by Cheapflights users on 4/17. 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 7/16:00 am
ONT
- GEG
1 stop5h 33m
Frontier
Deal found 4/17![Frontier logo]()
$109
This Frontier deal was found by Cheapflights users on 4/17. 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.
Fri 6/126:00 am
ONT
- GEG
1 stop5h 33m
Frontier
Deal found 4/17![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 4/20. 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.
Sat 5/212:59 am
ONT
- GEG
1 stop9h 50m
Frontier
Deal found 4/20![Frontier logo]()
$117
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Wed 5/131:30 pm
ONT
- GEG
1 stop5h 36m
United Airlines
Deal found 4/21![United Airlines logo]()
$119
This Trip.com deal was found by Cheapflights users on 4/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1010:50 am
ONT
- GEG
1 stop24h 48m
Frontier
Deal found 4/20![Frontier logo]()
$121
This Southwest deal was found by Cheapflights users on 4/21. 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.
Tue 6/23:45 pm
ONT
- GEG
2 stops7h 00m
Southwest
Deal found 4/21![Southwest logo]()
$124
Find 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 April 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $191 (CheapOair) |
One-way from | $90 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $301 |
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 April 22, 2026.
Use the filters below to find and compare flights from Ontario to Spokane that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Wed 6/3
4:03 pm-9:18 pm
1 stop5h 15m
Spokane
Sat 6/6
5:00 am-11:10 am
1 stop6h 10m
$260
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Tue 5/19
5:20 pm-10:45 pm
1 stop5h 25m
Spokane
Tue 5/26
5:10 am-11:55 am
2 stops6h 45m
$290
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Tue 5/12
4:30 pm-10:45 pm
2 stops6h 15m
Spokane
Sat 5/16
6:45 am-2:10 pm
1 stop7h 25m
$319
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Sat 5/16
6:00 am-11:42 am
1 stop5h 42m
Spokane
Mon 5/18
6:00 am-11:10 am
1 stop5h 10m
$333
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Tue 6/9
4:03 pm-9:18 pm
1 stop5h 15m
Spokane
Mon 6/15
7:45 pm-11:14 am
1 stop15h 29m
$334
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Fri 5/15
6:00 am-11:42 am
1 stop5h 42m
Spokane
Tue 5/19
12:46 pm-6:47 pm
1 stop6h 01m
$336
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Fri 5/29
5:05 pm-12:30 am
2 stops7h 25m
Spokane
Mon 6/1
5:00 am-10:25 am
1 stop5h 25m
$342
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Wed 5/27
6:00 am-10:27 am
1 stop4h 27m
Spokane
Fri 5/29
6:00 am-12:12 pm
1 stop6h 12m
$347
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Fri 7/10
5:16 pm-11:55 pm
1 stop6h 39m
Spokane
Mon 7/13
6:20 am-11:19 am
1 stop4h 59m
$361
Quickest round-trip
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Sat 8/8
2:05 pm-7:00 pm
1 stop4h 55m
Spokane
Wed 8/12
6:13 am-11:14 am
1 stop5h 01m
$361
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Ontario to Spokane
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 Ontario to Spokane in April.
| 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 Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Spokane flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Spokane flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Spokane flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Spokane 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 Ontario-Spokane 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 Ontario to Spokane
Have a flexible travel schedule? Discover the best time to fly to Spokane from Ontario with our price prediction graph.
ONT-GEG
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 April 17, 2026.
Booking 28 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, February is the cheapest month in which you can book a flight from Ontario to Spokane (average of $227). Flying from Ontario to Spokane in June is currently the most expensive (average of $370). 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 Ontario to Spokane?
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 April 22, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta 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.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
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.
Traveling to a place near Spokane?
Book flights to Spokane if you plan to visit one of these locationsPost Falls
Spokane Valley
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Ontario and Spokane flights
Browse other Ontario and Spokane flight options. Last updated on April 22, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
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Other flights to Spokane
Explore flights to Spokane departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
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 April 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$178 | Average$351 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$178 | Average$258 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$183 | Average$303 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$207 | Average$345 | FlexibilityNo cancel fee | On-time85% |