ONT - GJT

$244 Find Cheap Flights from Ontario to Grand Junction - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$304
Typical prices: $281-$438
Multiple Airlines
Sun 9/30Thu 10/4
ONT - GJT • 1 stop
Cheapest one-way
$244
Typical prices: $205-$385
Delta
Wed 10/17
ONT - GJT • 2 stops
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
Insights
When to travel
January
Cheapest • 42% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $361 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 4h 27m (one-way)
Insights
Insights
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Flight Deals

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

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

Recent round-trip flight deals from Ontario to Grand Junction

Wed, Oct 7 - Sun, Oct 11
Multiple Airlines Logo
2:30 pm - 12:00 pmONT  Ontario-GJT Grand Junction Regnl
20h 30m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:10 pm - 11:16 amGJT  Grand Junction Regnl-ONT Ontario
23h 06m1 stop Las Vegas Harry Reid Intl
$310Multiple Airlines
Sat, Nov 7 - Wed, Nov 11
American Airlines Logo
6:30 am - 11:28 amONT  Ontario-GJT Grand Junction Regnl
3h 58m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:00 am - 9:00 amGJT  Grand Junction Regnl-ONT Ontario
4h 00m1 stop Phoenix Sky Harbor Intl
$319American Airlines
Wed, Oct 14 - Sat, Oct 24
Delta Logo
6:00 am - 12:30 pmONT  Ontario-GJT Grand Junction Regnl
5h 30m1 stop Salt Lake City
Delta Logo
1:15 pm - 4:23 pmGJT  Grand Junction Regnl-ONT Ontario
4h 08m1 stop Salt Lake City
$319Delta
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
1:04 pm - 6:22 pmONT  Ontario-GJT Grand Junction Regnl
4h 18m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
8:20 am - 12:06 pmGJT  Grand Junction Regnl-ONT Ontario
4h 46m1 stop Phoenix Sky Harbor Intl
$319American Airlines
Wed, Oct 14 - Sat, Oct 24
Delta Logo
6:00 am - 12:30 pmONT  Ontario-GJT Grand Junction Regnl
5h 30m1 stop Salt Lake City
Delta Logo
1:15 pm - 10:43 pmGJT  Grand Junction Regnl-ONT Ontario
10h 28m2 stops Salt Lake City Seattle/Tacoma Intl
$324Delta
Thu, Nov 19 - Tue, Nov 24
Delta Logo
6:00 am - 12:39 pmONT  Ontario-GJT Grand Junction Regnl
5h 39m1 stop Salt Lake City
Delta Logo
1:16 pm - 11:00 pmGJT  Grand Junction Regnl-ONT Ontario
10h 44m2 stops Salt Lake City Seattle/Tacoma Intl
$324Delta
Wed, Sep 30 - Sun, Oct 4
Multiple Airlines Logo
2:30 pm - 5:13 pmONT  Ontario-GJT Grand Junction Regnl
25h 43m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:10 pm - 7:04 amGJT  Grand Junction Regnl-ONT Ontario
18h 54m1 stop Las Vegas Harry Reid Intl
$332Multiple Airlines
Sat, Sep 19 - Thu, Sep 24
American Airlines Logo
6:15 am - 11:27 amONT  Ontario-GJT Grand Junction Regnl
4h 12m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
6:53 pm - 10:43 pmGJT  Grand Junction Regnl-ONT Ontario
4h 50m1 stop Phoenix Sky Harbor Intl
$334American Airlines
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
1:04 pm - 6:22 pmONT  Ontario-GJT Grand Junction Regnl
4h 18m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
8:20 am - 12:06 pmGJT  Grand Junction Regnl-ONT Ontario
4h 46m1 stop Phoenix Sky Harbor Intl
$334American Airlines
Thu, Nov 19 - Tue, Nov 24
Delta Logo
6:00 am - 12:39 pmONT  Ontario-GJT Grand Junction Regnl
5h 39m1 stop Salt Lake City
Delta Logo
1:16 pm - 11:00 pmGJT  Grand Junction Regnl-ONT Ontario
10h 44m2 stops Salt Lake City Seattle/Tacoma Intl
$339Delta
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 from Ontario to Grand Junction with more confidence.

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

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

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Key details for Ontario to Grand Junction flights

Low season

November

Cheapest flight

$244
Best time to beat the crowds but there is an average 8% increase in price.
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

Your Ontario to Grand Junction flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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) - 87% of one-stop connections
    • Salt Lake City (SLC) - 7% of one-stop connections
    • Denver Intl (DEN) - 5% of one-stop connections

    Phoenix Sky Harbor Intl (PHX) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 50% on the Ontario to Grand Junction route. 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 0h 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 $304 to $1,631. That means the highest observed fare was about 5x 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 $273, which is 17% 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 Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 24m, compared with 4h 27m via Phoenix Sky Harbor Intl (PHX) and 8h 08m 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 $32 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 $281 to $438, with an average of $362 over the past 12 months. Anything below $281 counts as a good deal.

Your guide to booking Ontario to Grand Junction flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Friday. On this route, Tuesday flights average $270 - about $265 less than Friday (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.
    - Grand Vista Hotel
    - Ramada by Wyndham Grand Junction
    - Days Inn Grand Junction

More options for your flight from Ontario to Grand Junction

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

Car rentals in Grand Junction
Hotels in Grand Junction
Vacations in Grand Junction