What airlines fly to Ontario?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Ontario from Bozeman according to our data. United Airlines is the first choice among our users, with 44% 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.

What is the cheapest airline that flies from Bozeman Gallatin Field to Ontario?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Bozeman Gallatin Field to Ontario

How many flights depart from Bozeman to Ontario on average per week?

As of November 2025, there are 5 flights per week flying from Bozeman to Ontario. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

When did momondo last update prices for flights from Bozeman Gallatin Field Airport to Ontario Airport?

Prices for flights from Bozeman Gallatin Field Airport to Ontario Airport were last updated today.

How many operators does momondo search for flights from Bozeman Gallatin Field Airport to Ontario Airport?

As of November 2025, there are 3 operators available to choose from for flights from Bozeman Gallatin Field Airport to Ontario Airport.

How old do you have to be to fly from Bozeman Gallatin Field Airport to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bozeman Gallatin Field Airport to Ontario Airport.

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

The necessary travel and health documents for your Ontario 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.

$114 Cheap Flights from Bozeman to Ontario in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Bozeman to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 am - 3:08 pmBZN-ONT

8h 48m1 stop

4:03 pm - 11:56 pmONT-BZN

6h 53m1 stop

$224Hawaiian Airlines

Find Deal

Thu, Jan 8 - Mon, Jan 12

3:00 pm - 10:47 pmBZN-ONT

8h 47m1 stop

4:49 pm - 12:18 amONT-BZN

6h 29m1 stop

$228Delta

Find Deal

Wed, Dec 3 - Wed, Dec 10

3:00 pm - 10:38 pmBZN-ONT

8h 38m2 stops

3:30 pm - 10:27 pmONT-BZN

5h 57m1 stop

$230Delta

Find Deal

Thu, Jan 8 - Mon, Jan 12

6:33 pm - 11:58 pmBZN-ONT

6h 25m1 stop

6:40 am - 2:18 pmONT-BZN

6h 38m1 stop

$231Delta

Find Deal

Wed, Dec 3 - Tue, Dec 9

1:44 pm - 11:29 pmBZN-ONT

10h 45m2 stops

7:33 pm - 11:06 amONT-BZN

14h 33m1 stop

$253Alaska Airlines

Find Deal

Mon, Dec 8 - Thu, Dec 11

3:25 pm - 10:37 pmBZN-ONT

8h 12m1 stop

7:00 am - 1:07 pmONT-BZN

5h 07m1 stop

$273Alaska Airlines

Find Deal

Wed, Mar 18 - Tue, Mar 31

4:00 pm - 10:51 pmBZN-ONT

7h 51m1 stop

6:00 am - 2:46 pmONT-BZN

7h 46m1 stop

$301United Airlines

Find Deal

Mon, Nov 17 - Thu, Nov 20

6:30 am - 6:00 pmBZN-ONT

12h 30m2 stops

6:00 am - 2:37 pmONT-BZN

7h 37m1 stop

$306United Airlines

Find Deal

Tue, Mar 24 - Tue, Mar 31

12:40 pm - 8:00 pmBZN-ONT

8h 20m2 stops

4:30 pm - 12:35 amONT-BZN

7h 05m1 stop

$353Southwest

Find Deal

Wed, Dec 17 - Sat, Dec 20

5:30 am - 1:15 pmBZN-ONT

8h 45m2 stops

3:40 pm - 12:35 amONT-BZN

7h 55m2 stops

$402Southwest

Find Deal

Wed, Dec 17 - Sat, Dec 20

United Airlines flights from Bozeman to Ontario

Our best United Airlines deals on Bozeman to Ontario flight tickets

United Airlines

Nov 17

BZN4:00 pmBozeman Gallatin Field

7h 51m

1 stop

ONT10:51 pmOntario

Nov 20

ONT6:00 amOntario

7h 46m

1 stop

BZN2:46 pmBozeman Gallatin Field

$301

Find similar

United Airlines

Mar 24

BZN6:30 amBozeman Gallatin Field

12h 30m

2 stops

ONT6:00 pmOntario

Mar 31

ONT6:00 amOntario

7h 37m

1 stop

BZN2:37 pmBozeman Gallatin Field

$306

Find similar

United Airlines

Nov 14

BZN2:43 pmBozeman Gallatin Field

7h 01m

1 stop

ONT8:44 pmOntario

Nov 16

ONT5:05 amOntario

7h 30m

1 stop

BZN1:35 pmBozeman Gallatin Field

$320

Find similar

Southwest flights from Bozeman to Ontario

Our best Southwest deals on Bozeman to Ontario flight tickets

Southwest

Dec 17

BZN12:40 pmBozeman Gallatin Field

8h 20m

2 stops

ONT8:00 pmOntario

Dec 20

ONT4:30 pmOntario

7h 05m

1 stop

BZN12:35 amBozeman Gallatin Field

$353

Find similar

Southwest

Dec 17

BZN5:30 amBozeman Gallatin Field

8h 45m

2 stops

ONT1:15 pmOntario

Dec 20

ONT3:40 pmOntario

7h 55m

2 stops

BZN12:35 amBozeman Gallatin Field

$402

Find similar

Southwest

Nov 30

BZN7:45 pmBozeman Gallatin Field

5h 05m

1 stop

ONT11:50 pmOntario

Dec 5

ONT6:50 amOntario

4h 05m

1 stop

BZN11:55 amBozeman Gallatin Field

$569

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Thu 1/8

7:20 am-3:08 pm

1 stop8h 48m

Ontario

Mon 1/12

4:03 pm-11:56 pm

1 stop6h 53m

$224

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Wed 12/3

3:00 pm-10:47 pm

1 stop8h 47m

Ontario

Wed 12/10

4:49 pm-12:18 am

1 stop6h 29m

$228

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Thu 1/8

3:00 pm-10:38 pm

2 stops8h 38m

Ontario

Mon 1/12

3:30 pm-10:27 pm

1 stop5h 57m

$230

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Wed 12/3

6:33 pm-11:58 pm

1 stop6h 25m

Ontario

Tue 12/9

6:40 am-2:18 pm

1 stop6h 38m

$231

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Mon 12/8

1:44 pm-11:29 pm

2 stops10h 45m

Ontario

Thu 12/11

7:33 pm-11:06 am

1 stop14h 33m

$253

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Wed 3/18

3:25 pm-10:37 pm

1 stop8h 12m

Ontario

Tue 3/31

7:00 am-1:07 pm

1 stop5h 07m

$273

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Mon 11/17

4:00 pm-10:51 pm

1 stop7h 51m

Ontario

Thu 11/20

6:00 am-2:46 pm

1 stop7h 46m

$301

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Tue 3/24

6:30 am-6:00 pm

2 stops12h 30m

Ontario

Tue 3/31

6:00 am-2:37 pm

1 stop7h 37m

$306

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Wed 12/17

12:40 pm-8:00 pm

2 stops8h 20m

Ontario

Sat 12/20

4:30 pm-12:35 am

1 stop7h 05m

$353

BozemanOntario

BZN - ONT

BZNONT

Bozeman Gallatin Field

Wed 12/17

5:30 am-1:15 pm

2 stops8h 45m

Ontario

Sat 12/20

3:40 pm-12:35 am

2 stops7h 55m

$402

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bozeman 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

Other information

What is the cheapest month to fly to Ontario?

In general, February is the cheapest month to fly from Bozeman to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $240. If you aren’t able to travel during the month of February, then book flights to Ontario from Bozeman during April instead. Flights to Ontario in April, while not as cheap as those in February, still average around $256.

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 Wednesday when prices can be found for as low as $436. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Bozeman to Ontario for around $654.

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

In the afternoon is the cheapest time of day to fly from Bozeman to Ontario when you can find flight prices for as low as $465. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $635 on average. Flights to Ontario from Bozeman at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Bozeman to Ontario flight prices changed over time?

When to book flights from Bozeman to Ontario

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

Estimated round-trip price

Cheap Bozeman to Ontario (BZN to ONT) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Bozeman Gallatin Field to Ontario by plane?
Ontario is 874.5 mi away from Bozeman Gallatin Field. In terms of flight time, this usually takes a little over 5h 05m.
When did momondo last update prices for flights from Bozeman Gallatin Field Airport to Ontario Airport?
Prices for flights from Bozeman Gallatin Field Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from Bozeman Gallatin Field Airport to Ontario Airport?
As of November 2025, there are 3 operators available to choose from for flights from Bozeman Gallatin Field Airport to Ontario Airport.
How old do you have to be to fly from Bozeman Gallatin Field Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bozeman Gallatin Field Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario 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 Bozeman to Ontario?
momondo data reveals that the most frequently booked airline on the route from Bozeman to Ontario is Delta, representing 41% of all bookings. The subsequent popular airlines are Southwest at 36% and United Airlines at 23%.

Best airlines flying from Bozeman to Ontario

Compare and see reviews for airlines that fly from Bozeman to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $227	Free Cancellation	Rating 8.0 4,239 reviews	Search Southwest flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 9,001 reviews	Search United Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights

United Airlines Flights From Bozeman to Ontario
United Airlines is one of the most popular airlines flying from Bozeman to Ontario, operating 5 flights/week on average for this route. A good United Airlines flight deal for Bozeman to Ontario starts from $232 round-trip, up to an average price of $472. Our users have rated United Airlines at 7.4/10.

Why use momondo?

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

It is quick and easy to find Bozeman to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

Flights from Bozeman to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Bozeman to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Bozeman and alert you when they change.