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

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

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 72% 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 28m on average, while flying from Casper to Los Angeles is 5h on average. Los Angeles is the most popular airport in 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 September 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.

$220 Cheap Flights from Wyoming to Ontario in 2026/27

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Find the cheapest flights from Wyoming to Los Angeles

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3:11 pm - 8:58 pmCPR Casper Natrona County-ONT Ontario

6h 47m1 stop Denver Intl

5:00 am - 10:48 amONT Ontario-CPR Casper Natrona County

4h 48m1 stop Denver Intl

$328United Airlines

Sat, Oct 17 - Wed, Oct 21

1:20 pm - 10:51 pmCPR Casper Natrona County-ONT Ontario

10h 31m2 stops Denver Intl San Francisco

1:24 pm - 8:17 pmONT Ontario-CPR Casper Natrona County

5h 53m1 stop Denver Intl

$334United Airlines

Sat, Oct 17 - Wed, Oct 21

3:11 pm - 8:58 pmCPR Casper Natrona County-ONT Ontario

6h 47m1 stop Denver Intl

1:24 pm - 8:17 pmONT Ontario-CPR Casper Natrona County

5h 53m1 stop Denver Intl

$406United Airlines

Sat, Oct 10 - Wed, Oct 14

10:06 am - 5:46 pmCPR Casper Natrona County-ONT Ontario

8h 40m2 stops Denver Intl San Francisco

1:52 pm - 10:04 pmONT Ontario-CPR Casper Natrona County

7h 12m2 stops San Francisco Denver Intl

$415United Airlines

Sat, Oct 17 - Wed, Oct 21

10:06 am - 5:46 pmCPR Casper Natrona County-ONT Ontario

8h 40m2 stops Denver Intl San Francisco

5:00 am - 10:48 amONT Ontario-CPR Casper Natrona County

4h 48m1 stop Denver Intl

$424United Airlines

Sat, Oct 10 - Wed, Oct 14

5:15 am - 12:46 pmCPR Casper Natrona County-ONT Ontario

8h 31m1 stop Denver Intl

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

4h 24m1 stop Denver Intl

$428United Airlines

Tue, Oct 20 - Tue, Nov 3

1:20 pm - 8:58 pmCPR Casper Natrona County-ONT Ontario

8h 38m1 stop Denver Intl

5:00 am - 10:48 amONT Ontario-CPR Casper Natrona County

4h 48m1 stop Denver Intl

$428United Airlines

Wed, Oct 14 - Tue, Oct 20

1:20 pm - 8:58 pmCPR Casper Natrona County-ONT Ontario

8h 38m1 stop Denver Intl

5:00 am - 10:48 amONT Ontario-CPR Casper Natrona County

4h 48m1 stop Denver Intl

$428United Airlines

Thu, Oct 15 - Sun, Oct 18

5:37 pm - 10:11 pmJAC Jackson Hole-ONT Ontario

5h 34m1 stop Salt Lake City

9:45 am - 4:30 pmONT Ontario-JAC Jackson Hole

5h 45m1 stop Salt Lake City

$439Delta

Sat, Oct 17 - Tue, Oct 20

5:37 pm - 10:11 pmJAC Jackson Hole-ONT Ontario

5h 34m1 stop Salt Lake City

6:00 am - 12:07 pmONT Ontario-JAC Jackson Hole

5h 07m1 stop Salt Lake City

$439Delta

Fri, Nov 6 - Mon, Nov 9

Cheap last minute flights

Enter your travel dates to find the best prices.

5:55 pm - 11:47 pmJAC Jackson Hole-ONT Ontario

6h 52m1 stop Salt Lake City

1:35 pm - 7:26 pmONT Ontario-JAC Jackson Hole

4h 51m1 stop Salt Lake City

$506Delta

Wed, Sep 30 - Wed, Oct 14

5:55 pm - 11:47 pmJAC Jackson Hole-ONT Ontario

6h 52m1 stop Salt Lake City

9:45 am - 4:30 pmONT Ontario-JAC Jackson Hole

5h 45m1 stop Salt Lake City

$506Delta

Thu, Oct 1 - Thu, Oct 15

11:29 am - 4:35 pmJAC Jackson Hole-ONT Ontario

6h 06m1 stop Salt Lake City

9:45 am - 4:30 pmONT Ontario-JAC Jackson Hole

5h 45m1 stop Salt Lake City

$526Delta

Mon, Sep 28 - Wed, Oct 14

4:30 pm - 11:36 pmJAC Jackson Hole-ONT Ontario

8h 06m1 stop Dallas/Fort Worth

4:29 pm - 5:37 pmONT Ontario-JAC Jackson Hole

24h 08m2 stops Phoenix Sky Harbor Intl Los Angeles

$592American Airlines

Thu, Oct 1 - Thu, Oct 15

4:28 pm - 8:58 pmJAC Jackson Hole-ONT Ontario

5h 30m1 stop Denver Intl

9:25 am - 4:39 pmONT Ontario-JAC Jackson Hole

6h 14m1 stop San Francisco

$593United Airlines

Tue, Sep 29 - Thu, Oct 1

1:15 pm - 10:40 pmJAC Jackson Hole-ONT Ontario

10h 25m2 stops Salt Lake City Seattle/Tacoma Intl

9:45 am - 4:30 pmONT Ontario-JAC Jackson Hole

5h 45m1 stop Salt Lake City

$649Delta

Mon, Sep 28 - Wed, Oct 14

7:40 am - 5:19 pmJAC Jackson Hole-ONT Ontario

10h 39m2 stops Salt Lake City Seattle/Tacoma Intl

1:35 pm - 7:26 pmONT Ontario-JAC Jackson Hole

4h 51m1 stop Salt Lake City

$694Delta

Wed, Sep 30 - Wed, Oct 14

1:55 pm - 12:06 pmJAC Jackson Hole-ONT Ontario

23h 11m2 stops Los Angeles Phoenix Sky Harbor Intl

7:34 pm - 5:37 pmONT Ontario-JAC Jackson Hole

21h 03m2 stops Phoenix Sky Harbor Intl Los Angeles

$713American Airlines

Wed, Sep 30 - Wed, Oct 14

11:47 am - 6:53 pmJAC Jackson Hole-ONT Ontario

8h 06m1 stop Dallas/Fort Worth

6:15 am - 7:06 pmONT Ontario-JAC Jackson Hole

11h 51m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

$714American Airlines

Tue, Sep 29 - Thu, Oct 1

1:15 pm - 10:40 pmJAC Jackson Hole-ONT Ontario

10h 25m2 stops Salt Lake City Seattle/Tacoma Intl

6:20 am - 4:30 pmONT Ontario-JAC Jackson Hole

9h 10m2 stops Seattle/Tacoma Intl Salt Lake City

$773Delta

Thu, Oct 1 - Thu, Oct 15

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Delta flights from Wyoming to Ontario

Our best Delta deals on Wyoming to Ontario flight tickets

Delta

Nov 23

JAC1:12 pmJackson Hole

4h 12m

1 stop

ONT4:24 pmOntario

Nov 26

ONT6:00 amOntario

5h 07m

1 stop

JAC12:07 pmJackson Hole

$469

Delta

Nov 23

JAC1:12 pmJackson Hole

4h 12m

1 stop

ONT4:24 pmOntario

Nov 25

ONT6:00 amOntario

5h 07m

1 stop

JAC12:07 pmJackson Hole

$499

Delta

Nov 22

JAC1:12 pmJackson Hole

10h 48m

2 stops

ONT11:00 pmOntario

Nov 26

ONT6:00 amOntario

5h 07m

1 stop

JAC12:07 pmJackson Hole

$501

American Airlines flights from Wyoming to Ontario

Our best American Airlines deals on Wyoming to Ontario flight tickets

American Airlines

Oct 29

JAC12:59 pmJackson Hole

6h 45m

1 stop

ONT6:44 pmOntario

Nov 4

ONT9:50 amOntario

25h 49m

2 stops

JAC12:39 pmJackson Hole

$527

American Airlines

Oct 29

JAC12:59 pmJackson Hole

21h 11m

2 stops

ONT9:10 amOntario

Nov 4

ONT4:51 pmOntario

18h 48m

2 stops

JAC12:39 pmJackson Hole

$557

American Airlines

Oct 1

JAC4:30 pmJackson Hole

8h 06m

1 stop

ONT11:36 pmOntario

Oct 15

ONT4:29 pmOntario

24h 08m

2 stops

JAC5:37 pmJackson Hole

$592

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 10/17

3:11 pm-8:58 pm

1 stop6h 47m

Ontario

Wed 10/21

5:00 am-10:48 am

1 stop4h 48m

$328

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 10/17

1:20 pm-10:51 pm

2 stops10h 31m

Ontario

Wed 10/21

1:24 pm-8:17 pm

1 stop5h 53m

$334

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 10/10

3:11 pm-8:58 pm

1 stop6h 47m

Ontario

Wed 10/14

1:24 pm-8:17 pm

1 stop5h 53m

$406

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 10/17

10:06 am-5:46 pm

2 stops8h 40m

Ontario

Wed 10/21

1:52 pm-10:04 pm

2 stops7h 12m

$415

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Sat 10/10

10:06 am-5:46 pm

2 stops8h 40m

Ontario

Wed 10/14

5:00 am-10:48 am

1 stop4h 48m

$424

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Tue 10/20

5:15 am-12:46 pm

1 stop8h 31m

Ontario

Tue 11/3

1:29 pm-6:53 pm

1 stop4h 24m

$428

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Wed 10/14

1:20 pm-8:58 pm

1 stop8h 38m

Ontario

Tue 10/20

5:00 am-10:48 am

1 stop4h 48m

$428

CasperOntario

CPR Casper Natrona County - ONT Ontario

CPRONT

Casper Natrona County

Thu 10/15

1:20 pm-8:58 pm

1 stop8h 38m

Ontario

Sun 10/18

5:00 am-10:48 am

1 stop4h 48m

$428

JacksonOntario

JAC Jackson Hole - ONT Ontario

JACONT

Jackson Hole

Sat 10/17

5:37 pm-10:11 pm

1 stop5h 34m

Ontario

Tue 10/20

9:45 am-4:30 pm

1 stop5h 45m

$439

Quickest round-trip

JacksonOntario

JAC Jackson Hole - ONT Ontario

JACONT

Jackson Hole

Fri 11/6

5:37 pm-10:11 pm

1 stop5h 34m

Ontario

Mon 11/9

6:00 am-12:07 pm

1 stop5h 07m

$439

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 30% 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	$220
Fastest flight time	1h 50m
Direct flights	None

The best one-way flight to Ontario from Wyoming in the past 72 hours is $220. The best round-trip flight deal from Wyoming to Ontario found on momondo in the last 72 hours is $328.

The fastest flight from Wyoming to Ontario takes 1h 50m

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 September 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 $333	Free Cancellation	Rating 7.8 8,603 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

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.

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Cheap flights from Wyoming to Los Angeles from $220

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 12/5. 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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Delta flights from Wyoming to Ontario

Our best Delta deals on Wyoming to Ontario flight tickets

American Airlines flights from Wyoming to Ontario

Our best American Airlines deals on Wyoming to Ontario flight tickets

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Cheap Wyoming to Ontario flight deals and tips

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Frequently asked questions about flying from Wyoming to Ontario

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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Fly your favorite airline to Los Angeles

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Los Angeles

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

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