What airlines fly to Ontario?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Ontario from El Paso according to our data. Southwest is the first choice among our users, with 41% 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.

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

Frontier is the most popular carrier operating from El Paso to Ontario

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 August 2026, 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.

$107 Cheap Flights from El Paso to Ontario in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from El Paso to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 pm - 11:47 pm

ELP

ONT

29h 12m

1 stop

6:15 am - 6:37 pm

ONT

ELP

11h 22m

1 stop

$196Frontier

Mon, Sep 14 - Mon, Sep 21

7:35 pm - 10:30 am

ELP

ONT

15h 55m

1 stop

11:45 am - 6:37 pm

ONT

ELP

5h 52m

1 stop

$198Frontier

Wed, Sep 23 - Mon, Sep 28

2:29 pm - 11:50 pm

ELP

ONT

10h 21m

1 stop

6:00 am - 1:34 pm

ONT

ELP

6h 34m

1 stop

$217Frontier

Tue, Sep 1 - Mon, Sep 7

6:20 am - 12:10 pm

ELP

ONT

6h 50m

2 stops

6:25 am - 1:45 pm

ONT

ELP

6h 20m

2 stops

$299Southwest

Wed, Nov 11 - Wed, Nov 18

3:46 pm - 6:15 pm

ELP

ONT

3h 29m

1 stop

4:07 pm - 9:11 pm

ONT

ELP

4h 04m

1 stop

$318American Airlines

Thu, Aug 20 - Mon, Aug 24

4:45 pm - 10:10 pm

ELP

ONT

6h 25m

2 stops

10:55 am - 6:25 pm

ONT

ELP

6h 30m

2 stops

$327Southwest

Thu, Aug 27 - Thu, Sep 3

3:46 pm - 6:15 pm

ELP

ONT

3h 29m

1 stop

4:07 pm - 9:11 pm

ONT

ELP

4h 04m

1 stop

$329American Airlines

Thu, Aug 20 - Mon, Aug 24

7:00 am - 1:15 pm

ELP

ONT

7h 15m

2 stops

3:00 pm - 11:05 pm

ONT

ELP

7h 05m

2 stops

$338Southwest

Fri, Oct 16 - Mon, Oct 19

2:29 pm - 11:50 pm

ELP

ONT

10h 21m

1 stop

4:27 pm - 6:38 pm

ONT

ELP

25h 11m

2 stops

$400Multiple Airlines

Sat, Aug 29 - Mon, Aug 31

2:15 pm - 8:20 pm

ELP

ONT

7h 05m

1 stop

5:00 am - 1:24 pm

ONT

ELP

7h 24m

1 stop

$408United Airlines

Fri, Jan 22 - Tue, Jan 26

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Frontier flights from El Paso to Ontario

Our best Frontier deals on El Paso to Ontario flight tickets

Frontier

Sep 14

ELP7:35 pmEl Paso

29h 12m

1 stop

ONT11:47 pmOntario

Sep 21

ONT6:15 amOntario

11h 22m

1 stop

ELP6:37 pmEl Paso

$196

Frontier

Sep 23

ELP7:35 pmEl Paso

15h 55m

1 stop

ONT10:30 amOntario

Sep 28

ONT11:45 amOntario

5h 52m

1 stop

ELP6:37 pmEl Paso

$198

Frontier

Sep 1

ELP2:29 pmEl Paso

10h 21m

1 stop

ONT11:50 pmOntario

Sep 7

ONT6:00 amOntario

6h 34m

1 stop

ELP1:34 pmEl Paso

$217

United Airlines flights from El Paso to Ontario

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

United Airlines

Aug 8

ELP2:32 pmEl Paso

7h 10m

1 stop

ONT8:42 pmOntario

Aug 10

ONT1:18 pmOntario

6h 53m

1 stop

ELP9:11 pmEl Paso

$661

United Airlines

Aug 15

ELP7:00 amEl Paso

14h 01m

2 stops

ONT8:01 pmOntario

Aug 19

ONT5:00 amOntario

7h 38m

1 stop

ELP1:38 pmEl Paso

$721

United Airlines

Aug 15

ELP7:00 amEl Paso

30h 12m

2 stops

ONT12:12 pmOntario

Aug 19

ONT5:00 amOntario

7h 38m

1 stop

ELP1:38 pmEl Paso

$741

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 9/14

7:35 pm-11:47 pm

1 stop29h 12m

Ontario

Mon 9/21

6:15 am-6:37 pm

1 stop11h 22m

$196

El PasoOntario

ELP - ONT

ELPONT

El Paso

Wed 9/23

7:35 pm-10:30 am

1 stop15h 55m

Ontario

Mon 9/28

11:45 am-6:37 pm

1 stop5h 52m

$198

El PasoOntario

ELP - ONT

ELPONT

El Paso

Tue 9/1

2:29 pm-11:50 pm

1 stop10h 21m

Ontario

Mon 9/7

6:00 am-1:34 pm

1 stop6h 34m

$217

El PasoOntario

ELP - ONT

ELPONT

El Paso

Wed 11/11

6:20 am-12:10 pm

2 stops6h 50m

Ontario

Wed 11/18

6:25 am-1:45 pm

2 stops6h 20m

$299

Quickest round-trip

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 8/20

3:46 pm-6:15 pm

1 stop3h 29m

Ontario

Mon 8/24

4:07 pm-9:11 pm

1 stop4h 04m

$318

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 8/27

4:45 pm-10:10 pm

2 stops6h 25m

Ontario

Thu 9/3

10:55 am-6:25 pm

2 stops6h 30m

$327

El PasoOntario

ELP - ONT

ELPONT

El Paso

Thu 8/20

3:46 pm-6:15 pm

1 stop3h 29m

Ontario

Mon 8/24

4:07 pm-9:11 pm

1 stop4h 04m

$329

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 10/16

7:00 am-1:15 pm

2 stops7h 15m

Ontario

Mon 10/19

3:00 pm-11:05 pm

2 stops7h 05m

$338

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sat 8/29

2:29 pm-11:50 pm

1 stop10h 21m

Ontario

Mon 8/31

4:27 pm-6:38 pm

2 stops25h 11m

$400

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 1/22

2:15 pm-8:20 pm

1 stop7h 05m

Ontario

Tue 1/26

5:00 am-1:24 pm

1 stop7h 24m

$408

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 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, October 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 $170. If you aren’t able to travel during the month of October, then book flights to Ontario from El Paso during February instead. Flights to Ontario in February, while not as cheap as those in October, still average around $187.

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

As of August 2026, prices for El Paso to Ontario flights are approximately 120% 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

Fastest flight time	4h 10m
Direct flights	None

The fastest flight from El Paso to Ontario takes 4h 10m

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

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Frequently asked questions about flying from El Paso to Ontario

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 4h 10m 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 August 2026, 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 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 (48% of total bookings). The next most popular airlines are Southwest (27%) and American Airlines (25%).

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 $152	Free Cancellation	Rating 5.6 2,740 reviews	Search Frontier flights
American Airlines	PriceFrom $249	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights
Southwest	PriceFrom $331	Free Cancellation	Rating 8.0 4,229 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 $107

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 9/8. 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

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How to get the cheapest flight ticket from El Paso to Ontario

What is the cheapest month to fly to Ontario?

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

What is the cheapest airline that flies 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

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

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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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