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

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How to find the cheapest flight from
Grand Junction (GJT) to Ontario (ONT)

All the information you need to plan the best GJT to ONT flight in 2022: compare Grand Junction to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
GJT - ONT
Price
$223 - $709
ONT
Temperature
53.6 - 78.8 °F
ONT
Rainfall
0.1 - 3.4 inches

Popular in

March

High demand for flights, 47% potential price rise

Cheapest in

November

Best time to find cheap flights, 41% potential price drop

Round-trip from

$223

From Grand Junction Regnl to Ontario

One-way from

$190

One-way flight from Grand Junction Regnl to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Grand Junction to Ontario (GJT - ONT)?

A simple way to save on the total cost of your ticket is to fly from Grand Junction to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 68% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly round-trip from Grand Junction to Ontario?

Travelers have found that booking a Saturday departure is the best way to save up to 56% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Grand Junction to Ontario?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, June can be a great choice for travel to Ontario. Flights to Ontario from Grand Junction in June are about $322 on average during June, but can be found for as low as $104.

How far in advance should I book a flight from Grand Junction to Ontario?

To save up to 76% on this flight, we recommend booking at least 23 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Grand Junction to Ontario from $350 1-2 weeks out and tickets from $541 for flights departing within the next 72 hours.

Cheap flights from Grand Junction to Ontario in June, July 2022

The best prices found for GJT to ONT flights for June, July
15 Jul - 18 Jul
$348pp
GJT
Grand Junction Regnl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
GJT
Grand Junction Regnl
8 Jul - 11 Jul
$368pp
GJT
Grand Junction Regnl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
GJT
Grand Junction Regnl
28 Jul - 1 Aug
$370pp
GJT
Grand Junction Regnl
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
GJT
Grand Junction Regnl

Grand Junction Regnl to Ontario 2022 flight deals

Cheap flights to Ontario from Grand Junction found for this year
17 Aug - 20 Aug
$290pp
GJT
Grand Junction Regnl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
GJT
Grand Junction Regnl
19 Aug - 23 Aug
$310pp
GJT
Grand Junction Regnl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
GJT
Grand Junction Regnl
15 Jul - 18 Jul
$348pp
GJT
Grand Junction Regnl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
GJT
Grand Junction Regnl

Last minute flights from Grand Junction to Ontario

Late deals on round-trip flights to Ontario from Grand Junction, departing today and this week
8 Jul - 11 Jul
$368pp
GJT
Grand Junction Regnl
Frontier
 
1 STOP
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
GJT
Grand Junction Regnl
8 Jul - 12 Jul
$430pp
GJT
Grand Junction Regnl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
GJT
Grand Junction Regnl
8 Jul - 12 Jul
$529pp
GJT
Grand Junction Regnl
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
GJT
Grand Junction Regnl

One-way flights to Ontario from Grand Junction

The cheapest one-way flights from Grand Junction to Ontario
11:29 am - 7:50 pm
Frontier
1 Stop
9h 21m
GJT - ONT
Frontier
$190
JustFly
5:26 am - 4:59 am
Multiple Airlines
3 Stops
24h 33m
GJT - ONT
Multiple Airlines
$470
mytrip.com
9:05 am - 8:06 pm
United Airlines
2 Stops
12h 01m
GJT - ONT
United Airlines
$659
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Grand Junction</span> to <span class="emphasized">Ontario</span> flights.

Flight FAQs

From Grand Junction to Ontario

Which airlines flying from Grand Junction Regnl to Ontario have flexible cancellations due to COVID-19?

Some of our airline partners flying from Grand Junction Regnl to Ontario have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Grand Junction to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Grand Junction to Ontario for under $300. The cheapest flight booked recently is on American Airlines for just $290, but on average you can expect to pay $452.

Are there last-minute flights available from Grand Junction to Ontario for under $400?

There are currently 5+ open flights from Grand Junction to Ontario within the next 7 days for less than $400.

What are the cheapest airlines flying from Grand Junction to Ontario round-trip?

Currently priced at $290, American Airlines will fly you from Grand Junction to Ontario and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and United Airlines - these airlines can fly you to your destination from $348 and $369, respectively. American Airlines is currently priced 23% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Grand Junction to Ontario one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $190. American Airlines flights start at $214 while deals on United Airlines start at $358 one-way.

What are the most popular airlines that fly from Grand Junction to Ontario?

Before booking your flight from Grand Junction to Ontario check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What are the cheapest flights from Grand Junction to Ontario?

On average you can expect to pay $550 for a flight from Grand Junction to Ontario. The cheapest flight overall is $380 while the most popular route, (Grand Junction Regnl - Ontario) is currently priced at $348.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

Do I need a COVID test to fly to Ontario from Grand Junction?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Grand Junction Regnl need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Grand Junction Regnl are not required to present a negative COVID-19 PCR test or antigen result upon entering Ontario.

Quarantine requirements
Visitors from Grand Junction Regnl are not required to quarantine after entering Ontario.

Do I need a test to fly back to Grand Junction from Ontario?

Returning to Grand Junction Regnl from Ontario

COVID-19 testing requirements
Visitors from Ontario are not required to present a negative COVID-19 PCR test or antigen result upon entering Grand Junction Regnl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Grand Junction Regnl.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Grand Junction to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Grand Junction to Ontario.

Airports servicing Grand Junction

Airports servicing Ontario

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