What is the cheapest airline that flies from El Paso to Ontario?

Frontier, American Airlines, and United Airlines are the most popular carriers operating from El Paso to Ontario

What airlines fly to Ontario?

American Airlines, Southwest and Frontier are the top three most popular airlines that fly to Ontario from El Paso according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 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 El Paso Airport to Ontario Airport?

Prices for flights from El Paso Airport to Ontario Airport are refreshed on a daily basis.

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

As of September 2025, there are 3 operators available to choose from for flights from El Paso Airport to Ontario Airport.

How old do you have to be to fly from El Paso Airport to Ontario Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from El Paso 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.

$72 Cheap Flights from El Paso to Ontario in 2025/26

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Find the cheapest flights from El Paso to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

1:33 pm - 7:53 amELP-ONT

19h 20m1 stop

6:53 am - 1:50 pmONT-ELP

5h 57m1 stop

$143Frontier

Find Deal

Sun, Oct 5 - Wed, Oct 8

1:33 pm - 7:54 pmELP-ONT

7h 21m1 stop

6:00 am - 11:27 amONT-ELP

4h 27m1 stop

$144Frontier

Find Deal

Fri, Sep 26 - Sun, Oct 5

12:10 pm - 9:55 pmELP-ONT

10h 45m1 stop

6:53 am - 1:02 pmONT-ELP

5h 09m1 stop

$145Frontier

Find Deal

Mon, Nov 3 - Sun, Nov 9

2:45 pm - 11:50 pmELP-ONT

10h 05m1 stop

6:53 am - 1:02 pmONT-ELP

5h 09m1 stop

$146Frontier

Find Deal

Mon, Nov 3 - Sun, Nov 9

1:33 pm - 7:54 pmELP-ONT

7h 21m1 stop

6:00 am - 11:27 amONT-ELP

4h 27m1 stop

$148Frontier

Find Deal

Fri, Oct 3 - Sun, Oct 5

1:37 pm - 11:50 pmELP-ONT

11h 13m1 stop

6:53 am - 12:52 pmONT-ELP

4h 59m1 stop

$150Frontier

Find Deal

Thu, Oct 9 - Sun, Oct 12

6:30 am - 1:15 pmELP-ONT

7h 45m2 stops

5:45 am - 2:55 pmONT-ELP

8h 10m2 stops

$352Southwest

Find Deal

Thu, Oct 23 - Tue, Oct 28

7:00 am - 12:51 pmELP-ONT

6h 51m1 stop

1:15 pm - 10:12 pmONT-ELP

7h 57m1 stop

$357United Airlines

Find Deal

Tue, Oct 7 - Sat, Oct 11

12:40 pm - 5:55 pmELP-ONT

6h 15m1 stop

6:46 am - 2:42 pmONT-ELP

6h 56m1 stop

$370American Airlines

Find Deal

Sun, Mar 1 - Tue, Mar 3

2:12 pm - 9:49 pmELP-ONT

8h 37m1 stop

6:09 am - 4:17 pmONT-ELP

9h 08m1 stop

$382United Airlines

Find Deal

Mon, Nov 24 - Fri, Nov 28

Frontier flights from El Paso to Ontario

Our best Frontier deals on El Paso to Ontario flight tickets

Frontier

Oct 5

ELP1:33 pmEl Paso

19h 20m

1 stop

ONT7:53 amOntario

Oct 8

ONT6:53 amOntario

5h 57m

1 stop

ELP1:50 pmEl Paso

$143

Find similar

Frontier

Sep 26

ELP1:33 pmEl Paso

7h 21m

1 stop

ONT7:54 pmOntario

Oct 5

ONT6:00 amOntario

4h 27m

1 stop

ELP11:27 amEl Paso

$144

Find similar

Frontier

Nov 3

ELP12:10 pmEl Paso

10h 45m

1 stop

ONT9:55 pmOntario

Nov 9

ONT6:53 amOntario

5h 09m

1 stop

ELP1:02 pmEl Paso

$145

Find similar

United Airlines flights from El Paso to Ontario

Our best United Airlines deals on El Paso to Ontario flight tickets

United Airlines

Oct 7

ELP7:00 amEl Paso

6h 51m

1 stop

ONT12:51 pmOntario

Oct 11

ONT1:15 pmOntario

7h 57m

1 stop

ELP10:12 pmEl Paso

$357

Find similar

United Airlines

Nov 24

ELP2:12 pmEl Paso

8h 37m

1 stop

ONT9:49 pmOntario

Nov 28

ONT6:09 amOntario

9h 08m

1 stop

ELP4:17 pmEl Paso

$382

Find similar

United Airlines

Oct 7

ELP7:00 amEl Paso

6h 51m

1 stop

ONT12:51 pmOntario

Oct 7

ONT6:36 pmOntario

17h 57m

2 stops

ELP1:33 pmEl Paso

$400

Find similar

Fly from

Fly to

Route

Depart

Return

Price

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sun 10/5

1:33 pm-7:53 am

1 stop19h 20m

Ontario

Wed 10/8

6:53 am-1:50 pm

1 stop5h 57m

$143

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 9/26

1:33 pm-7:54 pm

1 stop7h 21m

Ontario

Sun 10/5

6:00 am-11:27 am

1 stop4h 27m

$144

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 11/3

12:10 pm-9:55 pm

1 stop10h 45m

Ontario

Sun 11/9

6:53 am-1:02 pm

1 stop5h 09m

$145

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 11/3

2:45 pm-11:50 pm

1 stop10h 05m

Ontario

Sun 11/9

6:53 am-1:02 pm

1 stop5h 09m

$146

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 10/3

1:33 pm-7:54 pm

1 stop7h 21m

Ontario

Sun 10/5

6:00 am-11:27 am

1 stop4h 27m

$148

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 10/9

1:37 pm-11:50 pm

1 stop11h 13m

Ontario

Sun 10/12

6:53 am-12:52 pm

1 stop4h 59m

$150

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 10/23

6:30 am-1:15 pm

2 stops7h 45m

Ontario

Tue 10/28

5:45 am-2:55 pm

2 stops8h 10m

$352

El PasoOntario

ELP - ONT

ELPONT

El Paso

Tue 10/7

7:00 am-12:51 pm

1 stop6h 51m

Ontario

Sat 10/11

1:15 pm-10:12 pm

1 stop7h 57m

$357

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sun 3/1

12:40 pm-5:55 pm

1 stop6h 15m

Ontario

Tue 3/3

6:46 am-2:42 pm

1 stop6h 56m

$370

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 11/24

2:12 pm-9:49 pm

1 stop8h 37m

Ontario

Fri 11/28

6:09 am-4:17 pm

1 stop9h 08m

$382

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How to get the cheapest flight ticket from El Paso 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 month to fly to Ontario?

In general, September is the cheapest month to fly from El Paso to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $225. If you aren’t able to travel during the month of September, then book flights to Ontario from El Paso during July instead. Flights to Ontario in July, while not as cheap as those in September, still average around $263.

How have El Paso to Ontario flight prices changed over time?

As of September 2025, prices for El Paso to Ontario flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from El Paso to Ontario

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

Estimated round-trip price

Cheap El Paso to Ontario (ELP to ONT) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is El Paso to Ontario by plane?
The distance between El Paso and Ontario is about 666.0 mi. Typically, this will take 6h 15m by plane in normal conditions.
When did momondo last update prices for flights from El Paso Airport to Ontario Airport?
Prices for flights from El Paso Airport to Ontario Airport are refreshed on a daily basis.
How many operators does momondo search for flights from El Paso Airport to Ontario Airport?
As of September 2025, there are 3 operators available to choose from for flights from El Paso Airport to Ontario Airport.
How old do you have to be to fly from El Paso Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from El Paso 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.
What is the most popular plane model from El Paso to Ontario?
momondo data reveals that the most frequently booked plane model on the route from El Paso to Ontario is Embraer 175, representing 33.33% of all bookings. The subsequent popular models are Airbus A320neo at 16.67%, Airbus A321-100/200 at 8.33%, and Embraer 175 (Enhanced Winglets) at 8.33%.
What is the most popular airline from El Paso to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from El Paso to Ontario is Frontier (44% of total bookings). The next most popular airlines are American Airlines (33%) and Southwest (24%).

Best airlines flying from El Paso to Ontario

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $143	Free Cancellation	Rating 5.8 3,174 reviews	Search Frontier flights
American Airlines	PriceFrom $241	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $271	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from El Paso to Ontario for you.

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

Flights from El Paso 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 El Paso to Ontario?

Once all potential El Paso 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 El Paso to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of El Paso to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from El Paso to Los Angeles from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from El Paso to Los Angeles departing on 9/26. 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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Frontier flights from El Paso to Ontario

Our best Frontier deals on El Paso to Ontario flight tickets

United Airlines flights from El Paso to Ontario

Our best United Airlines deals on El Paso to Ontario flight tickets

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How to get the cheapest flight ticket from El Paso 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

What is the cheapest month to fly to Ontario?

How have El Paso to Ontario flight prices changed over time?

As of September 2025, prices for El Paso to Ontario flights are approximately 6% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from El Paso to Ontario?

Frontier, American Airlines, and United Airlines are the most popular carriers operating from El Paso to Ontario

What airlines fly to Ontario?

When to book flights from El Paso to Ontario

Cheap El Paso to Ontario (ELP to ONT) flight deals and tips

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

Direct flights

How far is El Paso to Ontario by plane?

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

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

How old do you have to be to fly from El Paso Airport to Ontario Airport?

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

What is the most popular plane model from El Paso to Ontario?

What is the most popular airline from El Paso to Ontario?

Best airlines flying from El Paso to Ontario

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

Why use momondo?

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

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

How can momondo help me find flights from El Paso to Ontario?

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

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

Airports servicing California