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Cheap flights from Ontario to Grand Junction from $284

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Grand Junction

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 12:31 pmONT  Ontario-GJT Grand Junction Regnl
6h 31m1 stop Denver Intl
United Airlines Logo
3:12 pm - 8:58 pmGJT  Grand Junction Regnl-ONT Ontario
6h 46m1 stop Denver Intl
$339United Airlines
Sat, Oct 17 - Sat, Oct 24
United Airlines Logo
5:00 am - 12:31 pmONT  Ontario-GJT Grand Junction Regnl
6h 31m1 stop Denver Intl
United Airlines Logo
1:34 pm - 10:51 pmGJT  Grand Junction Regnl-ONT Ontario
10h 17m2 stops Denver Intl San Francisco
$344United Airlines
Sat, Oct 17 - Sat, Oct 24
United Airlines Logo
5:00 am - 12:31 pmONT  Ontario-GJT Grand Junction Regnl
6h 31m1 stop Denver Intl
United Airlines Logo
7:00 am - 12:46 pmGJT  Grand Junction Regnl-ONT Ontario
6h 46m1 stop Denver Intl
$364United Airlines
Fri, Oct 16 - Tue, Oct 20
United Airlines Logo
1:52 pm - 10:06 pmONT  Ontario-GJT Grand Junction Regnl
7h 14m2 stops San Francisco Denver Intl
United Airlines Logo
1:34 pm - 10:51 pmGJT  Grand Junction Regnl-ONT Ontario
10h 17m2 stops Denver Intl San Francisco
$386United Airlines
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
1:05 pm - 6:41 pmONT  Ontario-GJT Grand Junction Regnl
4h 36m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:00 am - 9:10 amGJT  Grand Junction Regnl-ONT Ontario
4h 10m1 stop Phoenix Sky Harbor Intl
$412American Airlines
Tue, Oct 13 - Sun, Oct 18
American Airlines Logo
11:59 pm - 10:31 amONT  Ontario-GJT Grand Junction Regnl
9h 32m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 9:10 amGJT  Grand Junction Regnl-ONT Ontario
4h 10m1 stop Phoenix Sky Harbor Intl
$438American Airlines
Tue, Oct 6 - Sat, Oct 10
United Airlines Logo
1:29 pm - 9:59 pmONT  Ontario-GJT Grand Junction Regnl
7h 30m1 stop Denver Intl
United Airlines Logo
7:00 am - 12:33 pmGJT  Grand Junction Regnl-ONT Ontario
6h 33m1 stop Denver Intl
$439United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
5:00 am - 12:28 pmONT  Ontario-GJT Grand Junction Regnl
6h 28m1 stop Denver Intl
United Airlines Logo
3:15 pm - 9:00 pmGJT  Grand Junction Regnl-ONT Ontario
6h 45m1 stop Denver Intl
$439United Airlines
Sat, Dec 19 - Fri, Dec 25
United Airlines Logo
5:00 am - 12:28 pmONT  Ontario-GJT Grand Junction Regnl
6h 28m1 stop Denver Intl
United Airlines Logo
7:00 am - 12:42 pmGJT  Grand Junction Regnl-ONT Ontario
6h 42m1 stop Denver Intl
$439United Airlines
Sat, Dec 19 - Thu, Dec 24
United Airlines Logo
1:32 pm - 9:59 pmONT  Ontario-GJT Grand Junction Regnl
7h 27m1 stop Denver Intl
United Airlines Logo
7:00 am - 12:33 pmGJT  Grand Junction Regnl-ONT Ontario
6h 33m1 stop Denver Intl
$439United Airlines
Fri, Oct 30 - Tue, Nov 3

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United Airlines flights from Ontario to Grand Junction

Our best United Airlines deals on Ontario to Grand Junction flight tickets
United Airlines
Oct 17
ONT5:00 amOntario
6h 31m
1 stop
GJT12:31 pmGrand Junction Regnl
Oct 24
GJT3:12 pmGrand Junction Regnl
6h 46m
1 stop
ONT8:58 pmOntario
$339
United Airlines
Oct 17
ONT5:00 amOntario
6h 31m
1 stop
GJT12:31 pmGrand Junction Regnl
Oct 24
GJT1:34 pmGrand Junction Regnl
10h 17m
2 stops
ONT10:51 pmOntario
$344
United Airlines
Oct 16
ONT5:00 amOntario
6h 31m
1 stop
GJT12:31 pmGrand Junction Regnl
Oct 20
GJT7:00 amGrand Junction Regnl
6h 46m
1 stop
ONT12:46 pmOntario
$364

Delta flights from Ontario to Grand Junction

Our best Delta deals on Ontario to Grand Junction flight tickets
Delta
Sep 26
ONT5:15 pmOntario
3h 42m
1 stop
GJT9:57 pmGrand Junction Regnl
Sep 30
GJT7:41 amGrand Junction Regnl
5h 33m
1 stop
ONT12:14 pmOntario
$413
Delta
Oct 23
ONT6:00 amOntario
5h 30m
1 stop
GJT12:30 pmGrand Junction Regnl
Oct 26
GJT1:15 pmGrand Junction Regnl
10h 28m
2 stops
ONT10:43 pmOntario
$653
Delta
Oct 15
ONT6:00 amOntario
5h 30m
1 stop
GJT12:30 pmGrand Junction Regnl
Oct 18
GJT1:15 pmGrand Junction Regnl
10h 28m
2 stops
ONT10:43 pmOntario
$834

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Sat 10/17

5:00 am-12:31 pm

1 stop6h 31m

Grand Junction Regnl

Sat 10/24

3:12 pm-8:58 pm

1 stop6h 46m

$339

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Sat 10/17

5:00 am-12:31 pm

1 stop6h 31m

Grand Junction Regnl

Sat 10/24

1:34 pm-10:51 pm

2 stops10h 17m

$344

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Fri 10/16

5:00 am-12:31 pm

1 stop6h 31m

Grand Junction Regnl

Tue 10/20

7:00 am-12:46 pm

1 stop6h 46m

$364

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Sat 10/17

1:52 pm-10:06 pm

2 stops7h 14m

Grand Junction Regnl

Sat 10/24

1:34 pm-10:51 pm

2 stops10h 17m

$386
Quickest round-trip

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Tue 10/13

1:05 pm-6:41 pm

1 stop4h 36m

Grand Junction Regnl

Sun 10/18

6:00 am-9:10 am

1 stop4h 10m

$412

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Tue 10/6

11:59 pm-10:31 am

1 stop9h 32m

Grand Junction Regnl

Sat 10/10

6:00 am-9:10 am

1 stop4h 10m

$438

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Wed 11/4

1:29 pm-9:59 pm

1 stop7h 30m

Grand Junction Regnl

Sat 11/7

7:00 am-12:33 pm

1 stop6h 33m

$439

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Sat 12/19

5:00 am-12:28 pm

1 stop6h 28m

Grand Junction Regnl

Fri 12/25

3:15 pm-9:00 pm

1 stop6h 45m

$439

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Sat 12/19

5:00 am-12:28 pm

1 stop6h 28m

Grand Junction Regnl

Thu 12/24

7:00 am-12:42 pm

1 stop6h 42m

$439

OntarioGrand Junction

ONT Ontario - GJT Grand Junction Regnl

ONTGJT

Ontario

Fri 10/30

1:32 pm-9:59 pm

1 stop7h 27m

Grand Junction Regnl

Tue 11/3

7:00 am-12:33 pm

1 stop6h 33m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Grand Junction from

How to get the cheapest flight ticket from Ontario to Grand Junction

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Grand Junction?

The cheapest month to fly to Grand Junction from Ontario is in December. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Grand Junction during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $211.

When to book flights from Ontario to Grand Junction

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Grand Junction according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Grand Junction (ONT to GJT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Grand Junction

Best Price Found

$284

Fastest flight time

4h 59m

Direct flights

None
The best one-way flight to Grand Junction from Ontario in the past 72 hours is $284. The best round-trip flight deal from Ontario to Grand Junction found on momondo in the last 72 hours is $339.
The fastest flight from Ontario to Grand Junction takes 4h 59m
There are no direct flights from Ontario to Grand Junction. There are no popular flight routes from Ontario to Grand Junction.
Search flight deals

Frequently asked questions about flying from Ontario to Grand Junction

  • How far is Ontario to Grand Junction Regnl by plane?

    Ontario and Grand Junction Regnl are 611.0 mi apart from one another. Flights usually cover this in 4h 59m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Grand Junction Regnl Airport?

    Prices for flights from Ontario Airport to Grand Junction Regnl Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Grand Junction Regnl Airport?

  • How old do you have to be to fly from Ontario Airport to Grand Junction Regnl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Grand Junction Regnl Airport.

  • What documentation or ID do you need to fly to Grand Junction Regnl Airport?

    The necessary travel and health documents for your Grand Junction Regnl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Grand Junction?

Best airlines flying from Ontario to Grand Junction

Compare and see reviews for airlines that fly from Ontario to Grand Junction with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $211Free CancellationRating
7.0
12,076 reviews
Search American Airlines flights

Traveling to a place near Grand Junction?

Book flights to Grand Junction if you plan to visit one of these locations
Parachute
Palisade
Fruita

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Grand Junction?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Grand Junction. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Grand Junction with flexible booking policies on momondo?

momondo does allow users to show only those flights to Grand Junction from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Grand Junction?

Once all potential Ontario to Grand Junction flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Grand Junction right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Grand Junction now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Grand Junction and let you know when they change.

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