How long is the flight from Grand Junction to Region of Ontario?

For as low as $805, Air Canada can have you in Region of Ontario from Grand Junction in 15h 30m. Airlines will cover a distance of 1146 mi.

In terms of precipitation, rainfall in Region of Ontario ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from GJT to ON?

When flying from Grand Junction to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Grand Junction to Ontario?

If you book a flight to Ontario from Grand Junction, you will be flying from Grand Junction Regnl, which is the city’s only airport. Grand Junction Regnl (GJT) is located 4.3 mi from the center of Grand Junction.

Can I find deals for flights from Grand Junction to Ontario that include hotel bookings?

Yes. In addition to deals on Grand Junction to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Grand Junction to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Junction to Ontario.

Can I find deals for business class flights from Grand Junction to Ontario?

Yes. Cheapflights offers flight deals from Grand Junction to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$805+ Cheap Flights from Grand Junction to Ontario

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Cheap flight deals from Grand Junction to Ontario

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Cheapest flights from Grand Junction to Ontario
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 March 18, 2026.

Wed 4/297:01 am

GJT

YQT

2 stops13h 59m

Air Canada

Sun 5/35:05 am

YQT

GJT

2 stops17h 39m

Air Canada

Deal found 3/16

$805

Wed 4/297:01 am

GJT

YQT

3 stops37h 59m

United Airlines

Sun 5/35:05 am

YQT

GJT

2 stops14h 12m

United Airlines

Deal found 3/13

$1,082

Find flight deals from Grand Junction to Ontario

Round-trip from	$805 (Air Canada)

From Grand Junction Regnl to Ontario

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Grand JunctionThunder Bay

GJT - YQT

GJTYQT

Grand Junction Regnl

Wed 4/29

5:30 am-11:00 pm

2 stops15h 30m

Thunder Bay

Sun 5/3

5:05 am-10:18 pm

2 stops19h 13m

$805

Grand JunctionThunder Bay

GJT - YQT

GJTYQT

Grand Junction Regnl

Wed 4/29

7:01 am-11:00 pm

3 stops37h 59m

Thunder Bay

Sun 5/3

5:05 am-5:17 pm

2 stops14h 12m

$1,082

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Deals found on 3/14

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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-YQT

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Everything you need to know about your flight from Grand Junction to Ontario

GJT-CAON

GJT-YQT

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Related info for your journey

What airport do you fly from for flights from Grand Junction to Ontario?
If you book a flight to Ontario from Grand Junction, you will be flying from Grand Junction Regnl, which is the city’s only airport. Grand Junction Regnl (GJT) is located 4.3 mi from the center of Grand Junction.
How long is the flight from Grand Junction to Region of Ontario?
For as low as $805, Air Canada can have you in Region of Ontario from Grand Junction in 15h 30m. Airlines will cover a distance of 1146 mi.
Can I find deals for flights from Grand Junction to Ontario that include hotel bookings?
Yes. In addition to deals on Grand Junction to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Grand Junction to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Junction to Ontario.
Can I find deals for business class flights from Grand Junction to Ontario?
Yes. Cheapflights offers flight deals from Grand Junction to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$805+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Junction to Ontario with Cheapflights

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Cheap flight deals from Grand Junction to Ontario

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 March 18, 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 March 18, 2026.

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 March 18, 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 March 18, 2026.

Last-minute flights from Grand Junction to OntarioDiscover last-minute flight deals from Grand Junction to Ontario. Data last updated March 18, 2026 and is based on user searches.

Discover last-minute flight deals from Grand Junction to Ontario. Data last updated March 18, 2026 and is based on user searches.

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Keep the following information in mind while searching for Grand Junction to Ontario flight deals. Data was last updated March 18, 2026.

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Use the filters below to find and compare flights from Grand Junction to Ontario that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Grand Junction to Ontario

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.

What airport do you fly from for flights from Grand Junction to Ontario?

How long is the flight from Grand Junction to Region of Ontario?

Can I find deals for flights from Grand Junction to Ontario that include hotel bookings?

How can I find direct flights from Grand Junction to Ontario?

Can I find deals for business class flights from Grand Junction to Ontario?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Grand Junction to Ontario

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Cheapest flights from Grand Junction to Ontario
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 March 18, 2026.

Best flights from Grand Junction to Ontario
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 March 18, 2026.

Last-minute flights from Grand Junction to Ontario
Discover last-minute flight deals from Grand Junction to Ontario. Data last updated March 18, 2026 and is based on user searches.