$97+ Cheap flights from Ontario to Grand Junction (ONT - GJT)
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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GJT
May 9 — May 161
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Grand Junction 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 Ontario to Grand Junction
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Best
Last-minute
One-way
Cheapest flights from Ontario to Grand JunctionExplore the most affordable flight options available from Ontario to Grand Junction. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Ontario to Grand Junction. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Delta deal was found by Cheapflights users on 4/5. 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 4/275:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$271
This Delta deal was found by Cheapflights users on 4/5. 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 4/287:00 am
ONT
- GJT
2 stops10h 35m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$276
This American Airlines deal was found by Cheapflights users on 4/4. 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 9/234:59 pm
ONT
- GJT
1 stop6h 17m
American Airlines
Sat 10/34:54 pm
GJT
- ONT
1 stop7h 12m
American Airlines
Deal found 4/4![American Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 4/4. 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 4/146:15 am
ONT
- GJT
1 stop3h 58m
American Airlines
Fri 4/244:58 pm
GJT
- ONT
1 stop7h 48m
American Airlines
Deal found 4/4![American Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 4/4. 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 4/157:00 am
ONT
- GJT
2 stops8h 46m
Delta
Sat 4/257:45 am
GJT
- ONT
1 stop5h 29m
Delta
Deal found 4/4![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 4/5. 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 4/295:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 4/4. 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 5/145:00 am
ONT
- GJT
1 stop4h 43m
United Airlines
Wed 5/207:00 am
GJT
- ONT
1 stop6h 38m
United Airlines
Deal found 4/4![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 4/4. 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 4/175:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 4/257:45 am
GJT
- ONT
1 stop5h 29m
Delta
Deal found 4/4![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 4/265:10 am
ONT
- GJT
1 stop6h 28m
United Airlines
Sat 5/97:00 am
GJT
- ONT
1 stop6h 38m
United Airlines
Deal found 4/5![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 4/6. 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 4/2312:19 pm
ONT
- GJT
1 stop5h 05m
American Airlines
Sun 4/264:58 pm
GJT
- ONT
1 stop6h 38m
American Airlines
Deal found 4/6![American Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 4/6. 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.
Sun 11/16:00 am
ONT
- GJT
1 stop5h 40m
Delta
Fri 11/61:16 pm
GJT
- ONT
1 stop3h 56m
Delta
Deal found 4/6![Delta logo]()
$355
Best flights from Ontario to Grand JunctionDiscover carefully curated flight deals from Ontario to Grand Junction that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Ontario to Grand Junction that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This Delta deal was found by Cheapflights users on 4/5. 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 4/281:29 pm
ONT
- GJT
1 stop4h 06m
Delta
Thu 5/76:51 pm
GJT
- ONT
1 stop5h 43m
Delta
Deal found 4/5![Delta logo]()
$271
This United Airlines deal was found by Cheapflights users on 4/8. 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 4/291:38 pm
ONT
- GJT
1 stop6h 21m
United Airlines
Wed 5/67:00 am
GJT
- ONT
1 stop6h 38m
United Airlines
Deal found 4/8![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:40 pm
ONT
- GJT
1 stop6h 04m
United Airlines
Sat 5/91:48 pm
GJT
- ONT
2 stops10h 11m
United Airlines
Deal found 4/5![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 4/4. 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 4/175:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sun 4/267:45 am
GJT
- ONT
1 stop5h 29m
Delta
Deal found 4/4![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 4/5. 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 4/275:10 am
ONT
- GJT
1 stop6h 28m
United Airlines
Sat 5/91:48 pm
GJT
- ONT
2 stops10h 11m
United Airlines
Deal found 4/5![United Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:05 am
ONT
- GJT
2 stops8h 54m
United Airlines
Sat 5/91:48 pm
GJT
- ONT
2 stops10h 11m
United Airlines
Deal found 4/5![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Sun 4/125:10 am
ONT
- GJT
1 stop4h 39m
United Airlines
Sat 4/257:01 am
GJT
- ONT
1 stop6h 37m
United Airlines
Deal found 4/4![United Airlines logo]()
$385
Last-minute flights from Ontario to Grand JunctionDiscover last-minute flight deals from Ontario to Grand Junction. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Grand Junction. Data last updated April 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/4. 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 4/146:15 am
ONT
- GJT
1 stop3h 58m
American Airlines
Fri 4/244:58 pm
GJT
- ONT
1 stop7h 48m
American Airlines
Deal found 4/4![American Airlines logo]()
$305
This Delta deal was found by Cheapflights users on 4/4. 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 4/157:00 am
ONT
- GJT
2 stops8h 46m
Delta
Sat 4/257:45 am
GJT
- ONT
1 stop5h 29m
Delta
Deal found 4/4![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 4/4. 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 4/175:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 4/257:45 am
GJT
- ONT
1 stop5h 29m
Delta
Deal found 4/4![Delta logo]()
$350
This American Airlines deal was found by Cheapflights users on 4/6. 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 4/2312:19 pm
ONT
- GJT
1 stop5h 05m
American Airlines
Sun 4/264:58 pm
GJT
- ONT
1 stop6h 38m
American Airlines
Deal found 4/6![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 4/265:10 am
ONT
- GJT
1 stop6h 28m
United Airlines
Sat 5/97:00 am
GJT
- ONT
1 stop6h 38m
United Airlines
Deal found 4/5![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 4/265:10 am
ONT
- GJT
1 stop6h 28m
United Airlines
Mon 5/115:30 am
GJT
- ONT
2 stops7h 52m
United Airlines
Deal found 4/5![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 4/5. 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 4/275:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$271
This Delta deal was found by Cheapflights users on 4/5. 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 4/275:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Fri 5/86:51 pm
GJT
- ONT
2 stops18h 44m
Delta
Deal found 4/5![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 4/5. 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 4/287:00 am
ONT
- GJT
2 stops10h 35m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$276
This Delta deal was found by Cheapflights users on 4/5. 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 4/295:05 pm
ONT
- GJT
1 stop3h 49m
Delta
Sat 5/97:40 am
GJT
- ONT
1 stop5h 39m
Delta
Deal found 4/5![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 4/4. 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 5/145:00 am
ONT
- GJT
1 stop4h 43m
United Airlines
Wed 5/207:00 am
GJT
- ONT
1 stop6h 38m
United Airlines
Deal found 4/4![United Airlines logo]()
$349
One-way flights from Ontario to Grand JunctionSearch for one-way flight options from Ontario to Grand Junction. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Ontario to Grand Junction. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/48:59 pm
ONT
- GJT
1 stop14h 08m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 5/134:39 pm
ONT
- GJT
1 stop18h 34m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 4/5. 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 5/126:15 am
ONT
- GJT
1 stop4h 01m
American Airlines
Deal found 4/5![American Airlines logo]()
$155
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:00 am
ONT
- GJT
1 stop4h 43m
United Airlines
Deal found 4/4![United Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Tue 5/128:06 pm
ONT
- GJT
3 stops39h 07m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$225
This American Airlines deal was found by Cheapflights users on 4/7. 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 4/196:10 am
ONT
- GJT
1 stop4h 06m
American Airlines
Deal found 4/7![American Airlines logo]()
$233
This United Airlines deal was found by Cheapflights users on 4/5. 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 4/295:10 am
ONT
- GJT
1 stop6h 28m
United Airlines
Deal found 4/5![United Airlines logo]()
$246
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:34 pm
ONT
- GJT
1 stop6h 25m
United Airlines
Deal found 4/7![United Airlines logo]()
$256
Find flight deals from Ontario to Grand Junction
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Grand Junction (GJT). 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 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Delta) |
One-way from | $97 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $437 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Grand Junction 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 9, 2026.
Use the filters below to find and compare flights from Ontario to Grand Junction that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Tue 4/28
1:29 pm-6:35 pm
1 stop4h 06m
Grand Junction Regnl
Thu 5/7
6:51 pm-11:34 pm
1 stop5h 43m
$271
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Wed 4/29
1:38 pm-8:59 pm
1 stop6h 21m
Grand Junction Regnl
Wed 5/6
7:00 am-12:38 pm
1 stop6h 38m
$351
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Tue 5/5
1:40 pm-8:44 pm
1 stop6h 04m
Grand Junction Regnl
Sat 5/9
1:48 pm-10:59 pm
2 stops10h 11m
$356
Quickest round-trip
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Fri 4/17
5:05 pm-9:54 pm
1 stop3h 49m
Grand Junction Regnl
Sun 4/26
7:45 am-12:14 pm
1 stop5h 29m
$359
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Mon 4/27
5:10 am-12:38 pm
1 stop6h 28m
Grand Junction Regnl
Sat 5/9
1:48 pm-10:59 pm
2 stops10h 11m
$375
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Tue 4/28
11:05 am-8:59 pm
2 stops8h 54m
Grand Junction Regnl
Sat 5/9
1:48 pm-10:59 pm
2 stops10h 11m
$380
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Sun 4/12
5:10 am-10:49 am
1 stop4h 39m
Grand Junction Regnl
Sat 4/25
7:01 am-12:38 pm
1 stop6h 37m
$385
Cheapest one-way
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Mon 5/4
9:12 am-12:07 pm
2 stops25h 55m
$148
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Tue 5/5
5:00 am-10:43 am
1 stop4h 43m
$195
OntarioGrand Junction
ONT - GJT
ONTGJT
Ontario
Tue 5/12
8:06 pm-12:13 pm
3 stops39h 07m
$225
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Ontario to Grand Junction
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 Grand Junction in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Grand Junction flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Grand Junction flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Grand Junction flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Grand Junction 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-Grand Junction 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 Grand Junction
Have a flexible travel schedule? Discover the best time to fly to Grand Junction from Ontario with our price prediction graph.
ONT-GJT
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 Grand Junction
What is the cheapest month to book a flight from Ontario to Grand Junction?
Currently, August is the cheapest month in which you can book a flight from Ontario to Grand Junction (average of $76). Flying from Ontario to Grand Junction in March is currently the most expensive (average of $209). 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 Grand Junction?
Reviews of airlines servicing Grand Junction
Get insights into the airlines that provide service to Grand Junction. 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 Grand Junction. Reviews last updated April 9, 2026.
Peruse reviews from past customers who have flown with American Airlines from Ontario to Grand Junction 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.
Entertainment
6.9
Food
6.4
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Entertainment
6.9
Food
6.4
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Related info for your journey
Find useful and relevant information for your journey from Ontario to Grand Junction. 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 Grand Junction?
Book flights to Grand Junction if you plan to visit one of these locationsParachute
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Alternative routes for Ontario to Grand Junction
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Search flights from Ontario to Grand Junction by cabin class
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Other flights to Grand Junction
Explore flights to Grand Junction departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 9, 2026.
Ontario and Grand Junction flights
Browse other Ontario and Grand Junction flight options. Last updated on April 9, 2026.
Other flights from Ontario
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Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Ontario to Grand Junction
Discover the top airline that operate flights from Ontario to Grand Junction. 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$211 | Average$347 | FlexibilityNo cancel fee | On-time71% |