What is the cheapest airline that flies from Montrose County to Ontario?

United Airlines is the most popular carrier operating from Montrose County to Ontario

What airlines fly to Ontario?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ontario from Montrose according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Montrose County Airport to Ontario Airport?

Prices for flights from Montrose County Airport to Ontario Airport refresh daily.

How old do you have to be to fly from Montrose County Airport to Ontario 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 Montrose County Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$189 Cheap Flights from Montrose to Ontario in 2025

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Find the cheapest flights from Montrose to Los Angeles

Round-trip

One-way

Cheap round-trip flights

4:50 pm - 10:45 pmMTJ-ONT

6h 55m1 stop

5:30 am - 1:00 pmONT-MTJ

6h 30m1 stop

$266Southwest

Find Deal

Tue, Oct 14 - Fri, Oct 17

4:50 pm - 8:00 amMTJ-ONT

16h 10m2 stops

5:30 am - 1:00 pmONT-MTJ

6h 30m1 stop

$277Southwest

Find Deal

Tue, Oct 14 - Fri, Oct 17

4:50 pm - 8:00 amMTJ-ONT

16h 10m2 stops

9:35 pm - 10:40 amONT-MTJ

12h 05m2 stops

$317Southwest

Find Deal

Tue, Oct 14 - Fri, Oct 17

3:28 pm - 8:58 pmMTJ-ONT

6h 30m1 stop

1:20 pm - 8:17 pmONT-MTJ

5h 57m1 stop

$342United Airlines

Find Deal

Fri, Jan 30 - Sat, Feb 7

1:43 pm - 5:29 pmMTJ-ONT

4h 46m1 stop

5:10 am - 12:47 pmONT-MTJ

6h 37m1 stop

$391United Airlines

Find Deal

Wed, Sep 17 - Sun, Sep 21

3:25 pm - 8:24 pmMTJ-ONT

5h 59m1 stop

5:05 am - 12:46 pmONT-MTJ

6h 41m1 stop

$394United Airlines

Find Deal

Tue, Oct 14 - Sat, Oct 18

1:43 pm - 8:33 pmMTJ-ONT

7h 50m2 stops

5:10 am - 12:47 pmONT-MTJ

6h 37m1 stop

$426United Airlines

Find Deal

Thu, Sep 18 - Mon, Sep 22

7:30 am - 12:33 pmMTJ-ONT

6h 03m1 stop

5:40 am - 12:41 pmONT-MTJ

6h 01m1 stop

$479United Airlines

Find Deal

Sat, Feb 21 - Tue, Feb 24

1:30 pm - 12:32 pmMTJ-ONT

24h 02m1 stop

1:34 pm - 8:10 pmONT-MTJ

5h 36m1 stop

$482United Airlines

Find Deal

Mon, Dec 1 - Fri, Dec 5

7:30 am - 12:33 pmMTJ-ONT

6h 03m1 stop

5:40 am - 12:41 pmONT-MTJ

6h 01m1 stop

$483United Airlines

Find Deal

Sat, Feb 21 - Tue, Feb 24

United Airlines flights from Montrose to Ontario

Our best United Airlines deals on Montrose to Ontario flight tickets

United Airlines

Jan 30

MTJ3:28 pmMontrose County

6h 30m

1 stop

ONT8:58 pmOntario

Feb 7

ONT1:20 pmOntario

5h 57m

1 stop

MTJ8:17 pmMontrose County

$342

Find similar

United Airlines

Sep 17

MTJ1:43 pmMontrose County

4h 46m

1 stop

ONT5:29 pmOntario

Sep 21

ONT5:10 amOntario

6h 37m

1 stop

MTJ12:47 pmMontrose County

$391

Find similar

United Airlines

Oct 14

MTJ3:25 pmMontrose County

5h 59m

1 stop

ONT8:24 pmOntario

Oct 18

ONT5:05 amOntario

6h 41m

1 stop

MTJ12:46 pmMontrose County

$394

Find similar

Southwest flights from Montrose to Ontario

Our best Southwest deals on Montrose to Ontario flight tickets

Southwest

Oct 14

MTJ4:50 pmMontrose County

6h 55m

1 stop

ONT10:45 pmOntario

Oct 17

ONT5:30 amOntario

6h 30m

1 stop

MTJ1:00 pmMontrose County

$266

Find similar

Southwest

Oct 14

MTJ4:50 pmMontrose County

16h 10m

2 stops

ONT8:00 amOntario

Oct 17

ONT5:30 amOntario

6h 30m

1 stop

MTJ1:00 pmMontrose County

$277

Find similar

Southwest

Oct 14

MTJ4:50 pmMontrose County

16h 10m

2 stops

ONT8:00 amOntario

Oct 17

ONT9:35 pmOntario

12h 05m

2 stops

MTJ10:40 amMontrose County

$317

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Tue 10/14

4:50 pm-10:45 pm

1 stop6h 55m

Ontario

Fri 10/17

5:30 am-1:00 pm

1 stop6h 30m

$266

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Tue 10/14

4:50 pm-8:00 am

2 stops16h 10m

Ontario

Fri 10/17

5:30 am-1:00 pm

1 stop6h 30m

$277

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Tue 10/14

4:50 pm-8:00 am

2 stops16h 10m

Ontario

Fri 10/17

9:35 pm-10:40 am

2 stops12h 05m

$317

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Fri 1/30

3:28 pm-8:58 pm

1 stop6h 30m

Ontario

Sat 2/7

1:20 pm-8:17 pm

1 stop5h 57m

$342

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Wed 9/17

1:43 pm-5:29 pm

1 stop4h 46m

Ontario

Sun 9/21

5:10 am-12:47 pm

1 stop6h 37m

$391

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Tue 10/14

3:25 pm-8:24 pm

1 stop5h 59m

Ontario

Sat 10/18

5:05 am-12:46 pm

1 stop6h 41m

$394

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Thu 9/18

1:43 pm-8:33 pm

2 stops7h 50m

Ontario

Mon 9/22

5:10 am-12:47 pm

1 stop6h 37m

$426

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Sat 2/21

7:30 am-12:33 pm

1 stop6h 03m

Ontario

Tue 2/24

5:40 am-12:41 pm

1 stop6h 01m

$479

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Mon 12/1

1:30 pm-12:32 pm

1 stop24h 02m

Ontario

Fri 12/5

1:34 pm-8:10 pm

1 stop5h 36m

$482

MontroseOntario

MTJ - ONT

MTJONT

Montrose County

Sat 2/21

7:30 am-12:33 pm

1 stop6h 03m

Ontario

Tue 2/24

5:40 am-12:41 pm

1 stop6h 01m

$483

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montrose to Ontario

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

Prices

Airlines

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $405. This is often the case because there is less demand to fly during this day of the week. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Montrose to Ontario for around $615.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Montrose to Ontario when you can find flight prices for as low as $466. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $498 on average. Flights to Ontario from Montrose in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Montrose to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Montrose to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Montrose to Ontario (MTJ to ONT) flight deals and tips

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

Direct flights	None

There are no direct flights from Montrose to Ontario. There are no popular flight routes from Montrose to Ontario.

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How far is Montrose County to Ontario by plane?
Montrose County and Ontario are 623.2 mi apart from one another. Typically, this will take 4h 46m by plane in normal conditions.
When did momondo last update prices for flights from Montrose County Airport to Ontario Airport?
Prices for flights from Montrose County Airport to Ontario Airport refresh daily.
How old do you have to be to fly from Montrose County Airport to Ontario 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 Montrose County Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Montrose.

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

All flight searches from Montrose to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montrose to Ontario?

momondo helps you find the best flight between Montrose and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Ontario from Montrose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.