$604+ Cheap flights from Grand Junction (GJT) to Ontario
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — YYZ
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Grand Junction 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 Grand Junction to Ontario
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Best
Last-minute
Cheapest flights from Grand Junction to OntarioExplore the most affordable flight options available from Grand Junction to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Grand Junction to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/297:00 am -
1 stop6h 02m
Fri 12/44:10 pm -
1 stop6h 52m
Deal found 10/27![United Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:30 am -
1 stop7h 32m
Sun 11/84:10 pm -
1 stop6h 27m
Deal found 10/25![United Airlines logo]()
$822
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:58 am -
2 stops9h 49m
Sun 11/87:30 am -
2 stops10h 56m
Deal found 10/25![American Airlines logo]()
$869
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:00 am -
2 stops12h 15m
Fri 12/48:35 am -
2 stops10h 25m
Deal found 10/27![Air Canada logo]()
$906
Best flights from Grand Junction to OntarioDiscover carefully curated flight deals from Grand Junction to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Grand Junction to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/297:00 am -
1 stop6h 02m
Fri 12/44:10 pm -
1 stop6h 52m
Deal found 10/27![United Airlines logo]()
$604
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:00 am -
2 stops12h 15m
Fri 12/48:35 am -
2 stops10h 25m
Deal found 10/27![Air Canada logo]()
$906
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/306:48 pm -
2 stops14h 11m
Fri 12/46:10 am -
1 stop8h 43m
Deal found 10/30![American Airlines logo]()
$1,473
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/307:00 am -
1 stop9h 37m
Fri 12/44:10 pm -
1 stop22h 17m
Deal found 10/30![United Airlines logo]()
$1,444
Last-minute flights from Grand Junction to OntarioDiscover last-minute flight deals from Grand Junction to Ontario. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Junction to Ontario. Data last updated October 30, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:30 am -
1 stop7h 32m
Sun 11/84:10 pm -
1 stop6h 27m
Deal found 10/25![United Airlines logo]()
$822
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/511:58 am -
2 stops9h 49m
Sun 11/87:30 am -
2 stops10h 56m
Deal found 10/25![American Airlines logo]()
$869
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/297:00 am -
1 stop6h 02m
Fri 12/44:10 pm -
1 stop6h 52m
Deal found 10/27![United Airlines logo]()
$604
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:00 am -
2 stops12h 15m
Fri 12/48:35 am -
2 stops10h 25m
Deal found 10/27![Air Canada logo]()
$906
Find flight deals from Grand Junction to Ontario
Keep the following information in mind while searching for Grand Junction to Ontario flight deals. Data was last updated October 30, 2026.
Round-trip from | $604 (United Airlines) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Junction 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Grand Junction to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand JunctionToronto
GJT Grand Junction Regnl - YYZ Toronto Pearson Intl
GJTYYZ
Grand Junction Regnl
Sun 11/29
7:00 am-3:02 pm
1 stop6h 02m
Toronto Pearson Intl
Fri 12/4
4:10 pm-9:02 pm
1 stop6h 52m
$604
Grand JunctionToronto
GJT Grand Junction Regnl - YYZ Toronto Pearson Intl
GJTYYZ
Grand Junction Regnl
Sun 11/29
7:00 am-9:15 pm
2 stops12h 15m
Toronto Pearson Intl
Fri 12/4
8:35 am-5:00 pm
2 stops10h 25m
$906
Grand JunctionToronto
GJT Grand Junction Regnl - YYZ Toronto Pearson Intl
GJTYYZ
Grand Junction Regnl
Mon 11/30
7:00 am-6:37 pm
1 stop9h 37m
Toronto Pearson Intl
Fri 12/4
4:10 pm-12:27 pm
1 stop22h 17m
$1,444
Grand JunctionToronto
GJT Grand Junction Regnl - YYZ Toronto Pearson Intl
GJTYYZ
Grand Junction Regnl
Mon 11/30
6:48 pm-10:59 am
2 stops14h 11m
Toronto Pearson Intl
Fri 12/4
6:10 am-12:53 pm
1 stop8h 43m
$1,473
Sorted by cheapest first
Best time to book a flight from Grand Junction to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Grand Junction with our price prediction graph.
GJT-YYZ
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 Junction to Ontario
GJT-CAON
GJT-YYZ
No data available for this route at this time. Please check back soon.
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 October 30, 2026.
Read through reviews of airlines operating flights from Grand Junction to Ontario, such as United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Overall
7.3
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Entertainment
7.1
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Overall
7.3
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Related info for your journey
Find useful and relevant information for your journey from Grand Junction 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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