Which airports can I use when flying from Ontario to Grand Junction?

Flights from Ontario to Grand Junction usually depart from Ontario (ONT) and arrive at Grand Junction Regnl (GJT).

What cabin classes can I book on flights from Ontario to Grand Junction?

Only Economy Class is available on flights from Ontario to Grand Junction.

Which airports do connecting flights from Ontario to Grand Junction pass through?

One-stop flights from Ontario to Grand Junction most commonly connect through: • Phoenix Sky Harbor Intl (PHX) - 83% of one-stop connections • Denver Intl (DEN) - 8% of one-stop connections • Salt Lake City (SLC) - 8% of one-stop connections

Can I save money by using flexible dates for flights from Ontario to Grand Junction?

Yes. Flexible dates can save you up to 50% on flights from Ontario to Grand Junction. Tuesday is the cheapest departure day at $270 round-trip on average, while Friday is the most expensive at $535, a difference of $265. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Ontario to Grand Junction?

A nonstop flight from Ontario to Grand Junction takes 00m, covering 612 miles.

Do I need a passport to fly from Ontario to Grand Junction?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Ontario to Grand Junction changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $359 to $1,338. That means the highest observed fare was about 4x higher than the lowest one.

How are flight prices from Ontario to Grand Junction looking right now?

One-way fares from Ontario to Grand Junction are currently higher than usual. Average one-way flight prices are about $382, which is 82% above the typical average for this route.

How much time can I save by choosing a different layover airport from Ontario to Grand Junction?

Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 4h 27m, compared with 4h 28m via Salt Lake City (SLC) and 7h 32m via Denver Intl (DEN).

What is the time difference between Ontario and Grand Junction?

Grand Junction is 1 hour ahead of Ontario (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Grand Junction Regnl Airport (GJT)?

Grand Junction Regnl Airport (GJT) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include: • Dollar • Hertz • Budget • Alamo • Enterprise Rent-A-Car

How much should I expect to pay for a Ontario to Grand Junction flight?

Round-trip flights from Ontario to Grand Junction range from $308 to $451, with an average of $362 over the past 12 months. Anything below $308 counts as a good deal.

How much is a round-trip flight from Ontario to Grand Junction?

Round-trip flights from Ontario to Grand Junction typically range from $308 to $451. The lowest price found in the past 5 days was $359, on American Airlines.

What's the cheapest day of the week to fly from Ontario to Grand Junction?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Ontario to Grand Junction. It’s 26% cheaper than the average day, while Friday is the most expensive, with prices 47% higher.

Which airline is the cheapest to fly from Ontario to Grand Junction?

American Airlines ($359) and United Airlines ($359) are the cheapest airlines to fly round-trip from Ontario to Grand Junction according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from Ontario to Grand Junction?

Phoenix Sky Harbor Intl (PHX) is the most popular layover for the Ontario to Grand Junction route. 83% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via PHX.

What is the cheapest layover airport when flying from Ontario to Grand Junction?

Flights via Salt Lake City (SLC) offer the most affordable fares, with an average round-trip price of $352. Based on KAYAK data over the past 3 months.

When flying from Ontario to Grand Junction which airport offers the shortest layover?

Phoenix Sky Harbor Intl (PHX) had the shortest average connection time for Ontario to Grand Junction layovers at 2h 51m over the past 3 months.

$359 CHEAP FLIGHTS from Ontario to Grand Junction (ONT - GJT)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$359

Typical prices: $308-$451

American Airlines

Tue 2/20Tue 2/27

ONT - GJT • 1 stop

Cheapest one-way

$379

Typical prices: $177-$296

United Airlines

Wed 11/7

ONT - GJT • 1 stop

Nonstop flights

Not available

There are currently no direct flights between Ontario and Grand Junction. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

January

Cheapest • 42% price drop

May

Most popular

Good to know

Top layover airports

Salt Lake City (SLC)

Cheapest • Avg $352 (round-trip)

Phoenix Sky Harbor Intl (PHX)

Shortest trip • 4h 27m (one-way)

Insights

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We hope you love your trip to Grand Junction!

Flight Deals

Cheap Flights from Ontario to Grand Junction (ONT-GJT)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Grand Junction

Sat, Feb 20 - Sat, Feb 27

4:25 pm - 9:50 pmONT Ontario-GJT Grand Junction Regnl

4h 25m1 stop Phoenix Sky Harbor Intl

7:24 pm - 10:10 pmGJT Grand Junction Regnl-ONT Ontario

3h 46m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Sat, Nov 14 - Wed, Nov 18

6:30 am - 11:28 amONT Ontario-GJT Grand Junction Regnl

3h 58m1 stop Phoenix Sky Harbor Intl

6:00 am - 9:00 amGJT Grand Junction Regnl-ONT Ontario

4h 00m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Thu, Nov 19 - Thu, Nov 26

1:29 pm - 8:37 pmONT Ontario-GJT Grand Junction Regnl

6h 08m1 stop Denver Intl

7:00 am - 12:33 pmGJT Grand Junction Regnl-ONT Ontario

6h 33m1 stop Denver Intl

$359United Airlines

Thu, Dec 3 - Sun, Dec 6

7:49 pm - 12:31 amONT Ontario-GJT Grand Junction Regnl

3h 42m1 stop Phoenix Sky Harbor Intl

11:58 am - 3:35 pmGJT Grand Junction Regnl-ONT Ontario

4h 37m1 stop Phoenix Sky Harbor Intl

$359American Airlines

Sat, Feb 20 - Sat, Feb 27

1:45 pm - 9:01 pmONT Ontario-GJT Grand Junction Regnl

6h 16m1 stop Denver Intl

1:33 pm - 10:30 pmGJT Grand Junction Regnl-ONT Ontario

9h 57m2 stops Denver Intl San Francisco

$364United Airlines

Thu, Nov 19 - Thu, Nov 26

5:00 am - 12:45 pmONT Ontario-GJT Grand Junction Regnl

6h 45m1 stop Denver Intl

5:30 am - 3:24 pmGJT Grand Junction Regnl-ONT Ontario

10h 54m2 stops Denver Intl San Francisco

$364United Airlines

Sat, Nov 14 - Wed, Nov 18

5:00 am - 10:47 amONT Ontario-GJT Grand Junction Regnl

4h 47m1 stop Denver Intl

7:00 am - 3:33 pmGJT Grand Junction Regnl-ONT Ontario

9h 33m2 stops Denver Intl San Francisco

$364United Airlines

Sat, Nov 14 - Wed, Nov 18

6:00 am - 5:39 pmONT Ontario-GJT Grand Junction Regnl

10h 39m2 stops San Francisco Denver Intl

1:47 pm - 8:15 pmGJT Grand Junction Regnl-ONT Ontario

7h 28m2 stops Denver Intl San Francisco

$369United Airlines

Sat, Nov 7 - Wed, Nov 11

6:30 am - 11:28 amONT Ontario-GJT Grand Junction Regnl

3h 58m1 stop Phoenix Sky Harbor Intl

6:00 am - 9:00 amGJT Grand Junction Regnl-ONT Ontario

4h 00m1 stop Phoenix Sky Harbor Intl

$374American Airlines

Sat, Nov 7 - Sat, Nov 14

1:23 pm - 7:01 pmONT Ontario-GJT Grand Junction Regnl

4h 38m1 stop Phoenix Sky Harbor Intl

11:58 am - 4:19 pmGJT Grand Junction Regnl-ONT Ontario

5h 21m1 stop Phoenix Sky Harbor Intl

$374American Airlines

Recent last minute flight deals from Ontario to Grand Junction

Sat, Oct 31 - Sat, Nov 21

6:00 am - 12:30 pmONT Ontario-GJT Grand Junction Regnl

5h 30m1 stop Salt Lake City

1:16 pm - 11:00 pmGJT Grand Junction Regnl-ONT Ontario

10h 44m2 stops Salt Lake City Seattle/Tacoma Intl

$421Delta

Sat, Oct 31 - Fri, Nov 6

5:00 am - 10:47 amONT Ontario-GJT Grand Junction Regnl

4h 47m1 stop Denver Intl

3:11 pm - 8:51 pmGJT Grand Junction Regnl-ONT Ontario

6h 40m1 stop Denver Intl

$441United Airlines

Sat, Oct 31 - Fri, Nov 6

5:00 am - 12:45 pmONT Ontario-GJT Grand Junction Regnl

6h 45m1 stop Denver Intl

1:47 pm - 10:48 pmGJT Grand Junction Regnl-ONT Ontario

10h 01m2 stops Denver Intl San Francisco

$446United Airlines

Sat, Oct 31 - Fri, Nov 6

9:25 am - 8:37 pmONT Ontario-GJT Grand Junction Regnl

10h 12m2 stops San Francisco Denver Intl

1:47 pm - 8:15 pmGJT Grand Junction Regnl-ONT Ontario

7h 28m2 stops Denver Intl San Francisco

$451United Airlines

Sat, Oct 31 - Sat, Nov 21

5:00 am - 10:47 amONT Ontario-GJT Grand Junction Regnl

4h 47m1 stop Denver Intl

3:11 pm - 8:51 pmGJT Grand Junction Regnl-ONT Ontario

6h 40m1 stop Denver Intl

$483United Airlines

Sat, Oct 31 - Sat, Nov 21

5:00 am - 10:47 amONT Ontario-GJT Grand Junction Regnl

4h 47m1 stop Denver Intl

3:11 pm - 8:51 pmGJT Grand Junction Regnl-ONT Ontario

6h 40m1 stop Denver Intl

$556United Airlines

Sat, Oct 31 - Sat, Nov 21

1:35 pm - 9:59 pmONT Ontario-GJT Grand Junction Regnl

7h 24m2 stops San Francisco Denver Intl

7:00 am - 6:01 pmGJT Grand Junction Regnl-ONT Ontario

12h 01m2 stops Denver Intl San Francisco

$569United Airlines

Wed, Oct 28 - Fri, Oct 30

6:15 am - 11:19 amONT Ontario-GJT Grand Junction Regnl

4h 04m1 stop Phoenix Sky Harbor Intl

6:00 am - 9:10 amGJT Grand Junction Regnl-ONT Ontario

4h 10m1 stop Phoenix Sky Harbor Intl

$802American Airlines

Wed, Oct 28 - Fri, Oct 30

6:15 am - 11:19 amONT Ontario-GJT Grand Junction Regnl

4h 04m1 stop Phoenix Sky Harbor Intl

1:09 pm - 6:44 pmGJT Grand Junction Regnl-ONT Ontario

6h 35m1 stop Dallas/Fort Worth

$802American Airlines

Wed, Oct 28 - Fri, Oct 30

9:41 am - 10:11 pmONT Ontario-GJT Grand Junction Regnl

11h 30m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

7:00 am - 1:30 pmGJT Grand Junction Regnl-ONT Ontario

7h 30m1 stop Dallas/Fort Worth

$807American Airlines

Booking Insights

Price, demand and travel trends for Ontario to Grand Junction flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Grand Junction? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Grand Junction departing in february.
What's the cheapest day of the week to fly from Ontario to Grand Junction?: Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Ontario to Grand Junction. It’s 26% cheaper than the average day, while Friday is the most expensive, with prices 47% higher.

Find deals

Low season	November
High season	May
Cheapest flight	$359

Beat the crowds with an average 44% drop in travelers.

The most popular month to fly with an average 18% increase in travelers.

Round-trip flight from Ontario to Grand Junction

When to book flights from Ontario to Grand Junction

Are your dates flexible? Find out the best times to travel from Ontario to Grand Junction based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Ontario to Grand Junction?
Only Economy Class is available on flights from Ontario to Grand Junction.
How long is a flight from Ontario to Grand Junction?
A nonstop flight from Ontario to Grand Junction takes 00m, covering 612 miles.
Do I need a passport to fly from Ontario to Grand Junction?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Ontario to Grand Junction flight?
Round-trip flights from Ontario to Grand Junction range from $308 to $451, with an average of $362 over the past 12 months. Anything below $308 counts as a good deal.
Have flight prices from Ontario to Grand Junction changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $359 to $1,338. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Ontario to Grand Junction looking right now?
One-way fares from Ontario to Grand Junction are currently higher than usual. Average one-way flight prices are about $382, which is 82% above the typical average for this route.
What car rental options are available at Grand Junction Regnl Airport (GJT)?
Grand Junction Regnl Airport (GJT) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:

• Dollar
• Hertz
• Budget
• Alamo
• Enterprise Rent-A-Car
Which airports can I use when flying from Ontario to Grand Junction?
Flights from Ontario to Grand Junction usually depart from Ontario (ONT) and arrive at Grand Junction Regnl (GJT).
Which airports do connecting flights from Ontario to Grand Junction pass through?
One-stop flights from Ontario to Grand Junction most commonly connect through:

• Phoenix Sky Harbor Intl (PHX) - 83% of one-stop connections
• Denver Intl (DEN) - 8% of one-stop connections
• Salt Lake City (SLC) - 8% of one-stop connections
Can I save money by using flexible dates for flights from Ontario to Grand Junction?
Yes. Flexible dates can save you up to 50% on flights from Ontario to Grand Junction. Tuesday is the cheapest departure day at $270 round-trip on average, while Friday is the most expensive at $535, a difference of $265.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from Ontario to Grand Junction?
Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 4h 27m, compared with 4h 28m via Salt Lake City (SLC) and 7h 32m via Denver Intl (DEN).
What is the time difference between Ontario and Grand Junction?
Grand Junction is 1 hour ahead of Ontario (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $270, about $265 less than Friday fares (50% savings) based on the last 12 months.
If you can choose when to travel, plan your Ontario to Grand Junction trip for January. Fares historically average $211 round-trip in that month - typically $245 less than the most expensive month, which is June (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Grand Junction Regnl Airport.

• La Quinta Inn & Suites by Wyndham Grand Junction
• Grand Vista Hotel
• Ramada by Wyndham Grand Junction

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ONT - GJT

$359 Find Cheap Flights from Ontario to Grand Junction - Compare and Save

Everything you should know

Cheap Flights from Ontario to Grand Junction (ONT-GJT)

Recent round-trip flight deals from Ontario to Grand Junction

Recent one-way flight deals from Ontario to Grand Junction

Recent last minute flight deals from Ontario to Grand Junction

Price, demand and travel trends for Ontario to Grand Junction flights

How much is a round-trip flight from Ontario to Grand Junction?

What's the cheapest day of the week to fly from Ontario to Grand Junction?

Which airline is the cheapest to fly from Ontario to Grand Junction?

What’s the most popular layover airport when flying from Ontario to Grand Junction?

What is the cheapest layover airport when flying from Ontario to Grand Junction?

When flying from Ontario to Grand Junction which airport offers the shortest layover?

Key details for Ontario to Grand Junction flights

Low season

High season

Cheapest flight

When to book flights from Ontario to Grand Junction

Your Ontario to Grand Junction flight questions, answered

Your guide to booking Ontario to Grand Junction flights

More options for your flight from Ontario to Grand Junction

Complete your trip to Grand Junction with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Grand Junction

Find direct flights to and from Ontario and Grand Junction

Flights from domestic origins to Grand Junction

Flights to other popular destinations

Find deals for your return flight