What airlines fly to Ontario?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Ontario from Wyoming according to our data. United Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 3 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Ontario?

Average flight duration from Wyoming to Ontario depends on which airport you fly into and out of. Flying from Jackson to Los Angeles is 2h 34m on average, while flying from Casper to Los Angeles is 5h 19m on average. Los Angeles is the most popular airport in Ontario.

What is the cheapest airline that flies from Wyoming to Ontario?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Wyoming to Ontario

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

Prices for flights from Wyoming to Ontario Airport are updated daily.

How many operators does momondo search for flights from Wyoming to Ontario Airport?

As of November 2026, there is 1 operator available to choose from for flights from Wyoming to Ontario Airport.

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

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

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$225 Cheap Flights from Wyoming to Ontario in 2026/27

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11:24 am - 8:15 pmCPR Casper Natrona County-ONT Ontario

9h 51m2 stops Denver Intl San Francisco

5:00 am - 12:48 pmONT Ontario-CPR Casper Natrona County

6h 48m1 stop Denver Intl

$394United Airlines

Sun, Nov 22 - Thu, Nov 26

4:10 pm - 8:51 pmJAC Jackson Hole-ONT Ontario

5h 41m1 stop Denver Intl

5:00 am - 1:25 pmONT Ontario-JAC Jackson Hole

7h 25m1 stop Denver Intl

$449United Airlines

Sat, Nov 21 - Wed, Nov 25

1:07 pm - 4:22 pmJAC Jackson Hole-ONT Ontario

4h 15m1 stop Salt Lake City

6:00 am - 11:59 amONT Ontario-JAC Jackson Hole

4h 59m1 stop Salt Lake City

$450Delta

Thu, Dec 17 - Sun, Dec 20

3:13 pm - 8:51 pmCPR Casper Natrona County-ONT Ontario

6h 38m1 stop Denver Intl

5:00 am - 10:49 amONT Ontario-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$453United Airlines

Sun, Nov 22 - Thu, Nov 26

1:21 pm - 9:11 pmCPR Casper Natrona County-ONT Ontario

8h 50m1 stop Denver Intl

1:40 pm - 6:59 pmONT Ontario-CPR Casper Natrona County

4h 19m1 stop Denver Intl

$458United Airlines

Sat, Dec 5 - Tue, Dec 8

8:50 am - 12:39 pmCPR Casper Natrona County-ONT Ontario

4h 49m1 stop Denver Intl

5:00 am - 10:47 amONT Ontario-CPR Casper Natrona County

4h 47m1 stop Denver Intl

$458United Airlines

Thu, Feb 18 - Tue, Feb 23

1:21 pm - 9:11 pmCPR Casper Natrona County-ONT Ontario

8h 50m1 stop Denver Intl

5:00 am - 2:48 pmONT Ontario-CPR Casper Natrona County

8h 48m1 stop Denver Intl

$458United Airlines

Sat, Dec 5 - Tue, Dec 8

1:25 pm - 9:17 pmCPR Casper Natrona County-ONT Ontario

8h 52m1 stop Denver Intl

5:00 am - 10:47 amONT Ontario-CPR Casper Natrona County

4h 47m1 stop Denver Intl

$458United Airlines

Thu, Feb 18 - Mon, Feb 22

9:00 am - 12:40 pmCPR Casper Natrona County-ONT Ontario

4h 40m1 stop Denver Intl

5:00 am - 2:43 pmONT Ontario-CPR Casper Natrona County

8h 43m1 stop Denver Intl

$458United Airlines

Thu, Jan 21 - Tue, Jan 26

5:50 pm - 11:59 pmJAC Jackson Hole-ONT Ontario

7h 09m1 stop Salt Lake City

6:00 am - 11:59 amONT Ontario-JAC Jackson Hole

4h 59m1 stop Salt Lake City

$459Delta

Wed, Dec 30 - Sat, Jan 2

Cheap last minute flights

Enter your travel dates to find the best prices.

8:20 am - 12:33 pmCPR Casper Natrona County-ONT Ontario

5h 13m1 stop Denver Intl

1:29 pm - 6:53 pmONT Ontario-CPR Casper Natrona County

4h 24m1 stop Denver Intl

$563United Airlines

Sat, Nov 14 - Tue, Nov 17

2:25 pm - 8:51 pmJAC Jackson Hole-ONT Ontario

7h 26m1 stop Denver Intl

5:00 am - 1:25 pmONT Ontario-JAC Jackson Hole

7h 25m1 stop Denver Intl

$611United Airlines

Thu, Nov 12 - Sat, Nov 14

2:25 pm - 8:51 pmJAC Jackson Hole-ONT Ontario

7h 26m1 stop Denver Intl

5:00 am - 1:25 pmONT Ontario-JAC Jackson Hole

7h 25m1 stop Denver Intl

$611United Airlines

Thu, Nov 12 - Sat, Nov 14

7:00 am - 12:30 pmGCC Gillette Campbell County-ONT Ontario

6h 30m1 stop Denver Intl

5:00 am - 12:45 pmONT Ontario-GCC Gillette Campbell County

6h 45m1 stop Denver Intl

$689United Airlines

Fri, Nov 13 - Wed, Nov 18

1:20 pm - 10:48 pmGCC Gillette Campbell County-ONT Ontario

10h 28m2 stops Denver Intl San Francisco

5:00 am - 12:45 pmONT Ontario-GCC Gillette Campbell County

6h 45m1 stop Denver Intl

$694United Airlines

Fri, Nov 13 - Wed, Nov 18

1:20 pm - 10:48 pmGCC Gillette Campbell County-ONT Ontario

10h 28m2 stops Denver Intl San Francisco

6:00 am - 8:38 pmONT Ontario-GCC Gillette Campbell County

13h 38m2 stops San Francisco Denver Intl

$709United Airlines

Fri, Nov 13 - Wed, Nov 18

2:25 pm - 8:51 pmJAC Jackson Hole-ONT Ontario

7h 26m1 stop Denver Intl

1:29 pm - 8:57 pmONT Ontario-JAC Jackson Hole

6h 28m1 stop Denver Intl

$711United Airlines

Sat, Nov 14 - Tue, Nov 17

4:10 pm - 8:51 pmJAC Jackson Hole-ONT Ontario

5h 41m1 stop Denver Intl

1:32 pm - 8:57 pmONT Ontario-JAC Jackson Hole

6h 25m1 stop Denver Intl

$716United Airlines

Thu, Nov 12 - Fri, Nov 13

7:25 am - 12:17 pmJAC Jackson Hole-ONT Ontario

5h 52m1 stop Salt Lake City

7:00 am - 4:23 pmONT Ontario-JAC Jackson Hole

8h 23m2 stops Seattle/Tacoma Intl Salt Lake City

$784Delta

Thu, Nov 12 - Sat, Nov 14

7:25 am - 12:17 pmJAC Jackson Hole-ONT Ontario

5h 52m1 stop Salt Lake City

7:00 am - 7:31 pmONT Ontario-JAC Jackson Hole

11h 31m2 stops Seattle/Tacoma Intl Salt Lake City

$804Delta

Thu, Nov 12 - Sat, Nov 14

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United Airlines flights from Wyoming to Ontario

Our best United Airlines deals on Wyoming to Ontario flight tickets

United Airlines

Nov 22

CPR11:24 amCasper Natrona County

9h 51m

2 stops

ONT8:15 pmOntario

Nov 26

ONT5:00 amOntario

6h 48m

1 stop

CPR12:48 pmCasper Natrona County

$394

United Airlines

Nov 21

JAC4:10 pmJackson Hole

5h 41m

1 stop

ONT8:51 pmOntario

Nov 25

ONT5:00 amOntario

7h 25m

1 stop

JAC1:25 pmJackson Hole

$449

United Airlines

Nov 22

CPR3:13 pmCasper Natrona County

6h 38m

1 stop

ONT8:51 pmOntario

Nov 26

ONT5:00 amOntario

4h 49m

1 stop

CPR10:49 amCasper Natrona County

$453

Delta flights from Wyoming to Ontario

Our best Delta deals on Wyoming to Ontario flight tickets

Delta

Dec 17

JAC1:07 pmJackson Hole

4h 15m

1 stop

ONT4:22 pmOntario

Dec 20

ONT6:00 amOntario

4h 59m

1 stop

JAC11:59 amJackson Hole

$450

Delta

Dec 30

JAC5:50 pmJackson Hole

7h 09m

1 stop

ONT11:59 pmOntario

Jan 2

ONT6:00 amOntario

4h 59m

1 stop

JAC11:59 amJackson Hole

$459

Delta

Nov 20

JAC7:25 amJackson Hole

10h 51m

2 stops

ONT5:16 pmOntario

Nov 22

ONT6:00 amOntario

5h 07m

1 stop

JAC12:07 pmJackson Hole

$744

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sun 11/22

11:24 am-8:15 pm

2 stops9h 51m

Ontario

Thu 11/26

5:00 am-12:48 pm

1 stop6h 48m

$394

JacksonOntario

JAC Jackson Hole - ONT Ontario

JACONT

Jackson Hole

Sat 11/21

4:10 pm-8:51 pm

1 stop5h 41m

Ontario

Wed 11/25

5:00 am-1:25 pm

1 stop7h 25m

$449

Quickest round-trip

JacksonOntario

JAC Jackson Hole - ONT Ontario

JACONT

Jackson Hole

Thu 12/17

1:07 pm-4:22 pm

1 stop4h 15m

Ontario

Sun 12/20

6:00 am-11:59 am

1 stop4h 59m

$450

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sun 11/22

3:13 pm-8:51 pm

1 stop6h 38m

Ontario

Thu 11/26

5:00 am-10:49 am

1 stop4h 49m

$453

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 12/5

1:21 pm-9:11 pm

1 stop8h 50m

Ontario

Tue 12/8

1:40 pm-6:59 pm

1 stop4h 19m

$458

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Thu 2/18

8:50 am-12:39 pm

1 stop4h 49m

Ontario

Tue 2/23

5:00 am-10:47 am

1 stop4h 47m

$458

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 12/5

1:21 pm-9:11 pm

1 stop8h 50m

Ontario

Tue 12/8

5:00 am-2:48 pm

1 stop8h 48m

$458

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Thu 2/18

1:25 pm-9:17 pm

1 stop8h 52m

Ontario

Mon 2/22

5:00 am-10:47 am

1 stop4h 47m

$458

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Thu 1/21

9:00 am-12:40 pm

1 stop4h 40m

Ontario

Tue 1/26

5:00 am-2:43 pm

1 stop8h 43m

$458

JacksonOntario

JAC Jackson Hole - ONT Ontario

JACONT

Jackson Hole

Wed 12/30

5:50 pm-11:59 pm

1 stop7h 09m

Ontario

Sat 1/2

6:00 am-11:59 am

1 stop4h 59m

$459

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 Wyoming 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

Can stopping save me money on Wyoming to Ontario flights?

You could potentially save up to 36% on your flight if you consider stops on a Wyoming to Ontario flight.

Cheap Wyoming to Ontario flight deals and tips

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

Best Price Found	$225
Fastest flight time	1h 45m
Direct flights	None

The best one-way flight to Ontario from Wyoming in the past 72 hours is $225. The best round-trip flight deal from Wyoming to Ontario found on momondo in the last 72 hours is $394.

The fastest flight from Wyoming to Ontario takes 1h 45m

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

Search flight deals

Frequently asked questions about flying from Wyoming to Ontario

When did momondo last update prices for flights from Wyoming to Ontario Airport?
Prices for flights from Wyoming to Ontario Airport are updated daily.
How many operators does momondo search for flights from Wyoming to Ontario Airport?
As of November 2026, there is 1 operator available to choose from for flights from Wyoming to Ontario Airport.
How old do you have to be to fly from Wyoming 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 Wyoming to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Wyoming to Ontario

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $420	Free Cancellation	Rating 7.8 8,700 reviews		Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Wyoming to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Ontario from Wyoming which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Wyoming to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Wyoming 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 Wyoming and alert you when they change.

An easier way to manage your Ontario trip

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Cheap flights from Wyoming to Los Angeles from $225

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wyoming to Los Angeles departing on 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Best airlines flying from Wyoming to Ontario

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

Why use momondo?

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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List of cabin classes available on flights landing in Los Angeles. Availability may vary depending on flight origin and airline.

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