$178+ Cheap flights from Grand Rapids to Ontario (GRR - 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — ONT
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from Grand Rapids 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
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Cheapest flights from Grand Rapids to OntarioExplore the most affordable flight options available from Grand Rapids to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Grand Rapids to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This CheapOair deal was found by Cheapflights users on 2/1. 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 4/138:52 pm
GRR
- ONT
1 stop6h 04m
Frontier
Thu 4/165:33 pm
ONT
- GRR
1 stop23h 36m
Frontier
Deal found 2/1![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Mon 4/272:25 pm
GRR
- ONT
1 stop8h 39m
Multiple Airlines
Mon 5/411:44 am
ONT
- GRR
1 stop8h 29m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 2/1. 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 3/142:00 pm
GRR
- ONT
1 stop10h 00m
Delta
Tue 3/1712:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$357
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 3/17:15 pm
GRR
- ONT
1 stop7h 44m
American Airlines
Tue 3/3110:36 pm
ONT
- GRR
1 stop9h 19m
American Airlines
Deal found 2/1![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Fri 2/207:15 pm
GRR
- ONT
1 stop7h 44m
American Airlines
Mon 2/2311:59 pm
ONT
- GRR
1 stop9h 22m
American Airlines
Deal found 2/1![American Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 2/1. 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 5/162:20 pm
GRR
- ONT
2 stops11h 25m
Delta
Tue 5/1912:10 pm
ONT
- GRR
1 stop8h 42m
Delta
Deal found 2/1![Delta logo]()
$362
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:27 am
GRR
- ONT
2 stops12h 05m
American Airlines
Tue 5/199:24 am
ONT
- GRR
2 stops11h 59m
American Airlines
Deal found 2/2![American Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/102:17 pm
GRR
- ONT
1 stop8h 50m
Multiple Airlines
Sun 4/1210:50 am
ONT
- GRR
2 stops33h 49m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/132:02 pm
GRR
- ONT
1 stop7h 35m
American Airlines
Sat 4/187:30 am
ONT
- GRR
1 stop8h 02m
American Airlines
Deal found 2/2![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
GRR
- ONT
2 stops12h 22m
American Airlines
Fri 3/67:05 pm
ONT
- GRR
2 stops12h 10m
American Airlines
Deal found 2/2![American Airlines logo]()
$384
Best flights from Grand Rapids to OntarioDiscover carefully curated flight deals from Grand Rapids to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Grand Rapids to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/251:11 pm
GRR
- ONT
1 stop9h 34m
American Airlines
Wed 3/412:21 pm
ONT
- GRR
1 stop7h 13m
American Airlines
Deal found 2/2![American Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 3/24:52 pm
GRR
- ONT
2 stops9h 57m
Delta
Wed 3/1112:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:05 am
GRR
- ONT
2 stops9h 38m
United Airlines
Wed 3/45:00 am
ONT
- GRR
2 stops9h 33m
United Airlines
Deal found 2/2![United Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 2/1. 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 3/31:03 pm
GRR
- ONT
2 stops13h 46m
Delta
Tue 3/1010:25 pm
ONT
- GRR
2 stops12h 16m
Delta
Deal found 2/1![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 3/24:52 pm
GRR
- ONT
2 stops9h 57m
Delta
Thu 3/1212:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$396
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/23:25 pm
GRR
- ONT
1 stop8h 25m
United Airlines
Wed 3/41:45 pm
ONT
- GRR
1 stop5h 30m
United Airlines
Deal found 2/2![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/23:25 pm
GRR
- ONT
1 stop8h 25m
United Airlines
Thu 3/51:50 pm
ONT
- GRR
1 stop5h 42m
United Airlines
Deal found 2/2![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 3/166:29 pm
GRR
- ONT
2 stops8h 22m
Delta
Mon 3/235:53 pm
ONT
- GRR
2 stops14h 44m
Delta
Deal found 2/1![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 2/1. 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 4/116:48 pm
GRR
- ONT
1 stop6h 38m
United Airlines
Tue 4/215:10 am
ONT
- GRR
2 stops10h 25m
United Airlines
Deal found 2/1![United Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 2/1. 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 3/36:05 am
GRR
- ONT
1 stop8h 57m
Delta
Thu 3/1212:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$451
This United Airlines deal was found by Cheapflights users on 2/1. 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 4/114:53 pm
GRR
- ONT
1 stop8h 33m
United Airlines
Wed 4/226:05 am
ONT
- GRR
2 stops11h 16m
United Airlines
Deal found 2/1![United Airlines logo]()
$452
Last-minute flights from Grand Rapids to OntarioDiscover last-minute flight deals from Grand Rapids to Ontario. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Rapids to Ontario. Data last updated February 3, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/207:15 pm
GRR
- ONT
1 stop7h 44m
American Airlines
Mon 2/2311:59 pm
ONT
- GRR
1 stop9h 22m
American Airlines
Deal found 2/2![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:05 am
GRR
- ONT
2 stops9h 38m
United Airlines
Wed 3/45:00 am
ONT
- GRR
2 stops9h 33m
United Airlines
Deal found 2/2![United Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 3/17:15 pm
GRR
- ONT
1 stop7h 44m
American Airlines
Tue 3/3110:36 pm
ONT
- GRR
1 stop9h 19m
American Airlines
Deal found 2/1![American Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 2/1. 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.
Mon 3/24:52 pm
GRR
- ONT
2 stops9h 57m
Delta
Thu 3/1212:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$396
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/32:21 pm
GRR
- ONT
1 stop7h 21m
American Airlines
Tue 3/107:59 pm
ONT
- GRR
2 stops11h 18m
American Airlines
Deal found 2/1![American Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 2/1. 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 3/31:03 pm
GRR
- ONT
2 stops13h 46m
Delta
Tue 3/1010:25 pm
ONT
- GRR
2 stops12h 16m
Delta
Deal found 2/1![Delta logo]()
$368
This American Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
GRR
- ONT
2 stops12h 22m
American Airlines
Fri 3/67:05 pm
ONT
- GRR
2 stops12h 10m
American Airlines
Deal found 2/2![American Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:05 am
GRR
- ONT
1 stop8h 57m
Delta
Fri 3/61:15 pm
ONT
- GRR
1 stop7h 28m
Delta
Deal found 2/2![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 2/1. 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 3/71:30 pm
GRR
- ONT
1 stop10h 35m
Delta
Thu 3/1212:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$390
This Delta deal was found by Cheapflights users on 2/1. 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 3/142:00 pm
GRR
- ONT
1 stop10h 00m
Delta
Tue 3/1712:57 pm
ONT
- GRR
1 stop8h 02m
Delta
Deal found 2/1![Delta logo]()
$357
One-way flights from Grand Rapids to OntarioSearch for one-way flight options from Grand Rapids to Ontario. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Grand Rapids to Ontario. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:30 am
GRR
- ONT
2 stops38h 44m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:05 am
GRR
- ONT
1 stop8h 42m
Delta
Deal found 2/2![Delta logo]()
$179
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/213:25 pm
GRR
- ONT
1 stop8h 25m
United Airlines
Deal found 2/2![United Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/221:26 pm
GRR
- ONT
1 stop31h 22m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$183
This Delta deal was found by Cheapflights users on 2/1. 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 3/253:53 pm
GRR
- ONT
2 stops10h 58m
Delta
Deal found 2/1![Delta logo]()
$184
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/284:15 pm
GRR
- ONT
1 stop6h 50m
Southwest
Deal found 2/2![Southwest logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Fri 3/67:30 am
GRR
- ONT
2 stops37h 45m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 2/1. 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 2/208:00 am
GRR
- ONT
2 stops11h 02m
Delta
Deal found 2/1![Delta logo]()
$215
This Southwest deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1912:40 pm
GRR
- ONT
2 stops10h 05m
Southwest
Deal found 2/2![Southwest logo]()
$217
Find flight deals from Grand Rapids to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Grand Rapids (GRR) 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 February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (CheapOair) |
One-way from | $178 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $358 |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Rapids 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 February 3, 2026.
Use the filters below to find and compare flights from Grand Rapids to Ontario that are best for you.
Fly from
Grand Rapids
Fly to
Ontario
Route
Depart
Return
Price
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Wed 2/25
1:11 pm-7:45 pm
1 stop9h 34m
Ontario
Wed 3/4
12:21 pm-10:34 pm
1 stop7h 13m
$357
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Mon 3/2
4:52 pm-11:49 pm
2 stops9h 57m
Ontario
Wed 3/11
12:57 pm-11:59 pm
1 stop8h 02m
$363
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Tue 3/3
1:03 pm-11:49 pm
2 stops13h 46m
Ontario
Tue 3/10
10:25 pm-1:41 pm
2 stops12h 16m
$368
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Wed 2/25
6:05 am-12:43 pm
2 stops9h 38m
Ontario
Wed 3/4
5:00 am-5:33 pm
2 stops9h 33m
$385
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Mon 3/2
4:52 pm-11:49 pm
2 stops9h 57m
Ontario
Thu 3/12
12:57 pm-11:59 pm
1 stop8h 02m
$396
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Mon 3/16
6:29 pm-11:51 pm
2 stops8h 22m
Ontario
Mon 3/23
5:53 pm-11:37 am
2 stops14h 44m
$433
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Mon 3/2
3:25 pm-8:50 pm
1 stop8h 25m
Ontario
Wed 3/4
1:45 pm-10:15 pm
1 stop5h 30m
$448
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Mon 3/2
3:25 pm-8:50 pm
1 stop8h 25m
Ontario
Thu 3/5
1:50 pm-10:32 pm
1 stop5h 42m
$449
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Tue 3/3
6:05 am-12:02 pm
1 stop8h 57m
Ontario
Thu 3/12
12:57 pm-11:59 pm
1 stop8h 02m
$451
Grand RapidsOntario
GRR - ONT
GRRONT
Grand Rapids Gerald R. Ford Intl
Sat 4/11
6:48 pm-10:26 pm
1 stop6h 38m
Ontario
Tue 4/21
5:10 am-6:35 pm
2 stops10h 25m
$452
Showing 1-10 of 20 results
Compare providers for flights from Grand Rapids 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 Grand Rapids to Ontario in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Grand Rapids-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Rapids-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Rapids-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Rapids-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 Grand Rapids-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 Grand Rapids to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Grand Rapids with our price prediction graph.
GRR-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 Grand Rapids 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 February 3, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Grand Rapids to Ontario. 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.
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from Grand Rapids to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Grand Rapids to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Grand Rapids to Ontario
Discover the top 5 airlines that operate flights from Grand Rapids 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 February 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$224 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$277 | Average$426 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$324 | Average$526 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$336 | Average$415 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$347 | Average$443 | FlexibilityNo cancel fee | On-time69% |