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

Frontier is the most popular carrier 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 52% 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 December 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.

$61 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

Enter your travel dates to find the best prices.

2:16 pm - 11:14 pm

ELP

ONT

9h 58m1 stop

7:00 am - 1:21 pm

ONT

ELP

5h 21m1 stop

$162Frontier

Wed, Jan 7 - Sat, Jan 10

8:55 pm - 3:09 pm

ELP

ONT

19h 14m1 stop

2:34 pm - 5:00 pm

ONT

ELP

25h 26m1 stop

$163Frontier

Mon, Jan 5 - Thu, Jan 8

9:24 pm - 9:17 pm

ELP

ONT

24h 53m1 stop

6:00 am - 8:00 pm

ONT

ELP

13h 00m1 stop

$164Frontier

Sun, Dec 21 - Mon, Jan 5

9:24 pm - 9:17 pm

ELP

ONT

24h 53m1 stop

6:00 am - 6:44 pm

ONT

ELP

11h 44m1 stop

$165Frontier

Sun, Dec 21 - Sat, Dec 27

8:15 pm - 6:40 pm

ELP

ONT

23h 25m1 stop

1:05 pm - 8:47 pm

ONT

ELP

6h 42m1 stop

$166Frontier

Fri, Jan 23 - Mon, Feb 2

8:15 pm - 1:34 pm

ELP

ONT

18h 19m1 stop

3:22 pm - 8:47 pm

ONT

ELP

4h 25m1 stop

$167Frontier

Fri, Jan 23 - Mon, Feb 2

8:55 pm - 9:17 pm

ELP

ONT

25h 22m1 stop

6:37 pm - 8:00 pm

ONT

ELP

24h 23m1 stop

$172Frontier

Mon, Dec 22 - Sun, Dec 28

8:55 pm - 9:17 pm

ELP

ONT

25h 22m1 stop

6:00 am - 6:44 pm

ONT

ELP

11h 44m1 stop

$173Frontier

Tue, Dec 23 - Sat, Dec 27

1:05 pm - 11:59 pm

ELP

ONT

11h 54m1 stop

10:18 am - 7:19 pm

ONT

ELP

8h 01m1 stop

$180Frontier

Sun, Jan 18 - Fri, Jan 23

6:00 am - 9:08 am

ELP

ONT

4h 08m1 stop

11:59 pm - 4:14 pm

ONT

ELP

15h 15m1 stop

$186American Airlines

Wed, Jan 7 - Mon, Jan 12

Frontier flights from El Paso to Ontario

Our best Frontier deals on El Paso to Ontario flight tickets

Frontier

Jan 7

ELP2:16 pmEl Paso

9h 58m

1 stop

ONT11:14 pmOntario

Jan 10

ONT7:00 amOntario

5h 21m

1 stop

ELP1:21 pmEl Paso

$162

Find similar

Frontier

Jan 5

ELP8:55 pmEl Paso

19h 14m

1 stop

ONT3:09 pmOntario

Jan 8

ONT2:34 pmOntario

25h 26m

1 stop

ELP5:00 pmEl Paso

$163

Find similar

Frontier

Dec 21

ELP9:24 pmEl Paso

24h 53m

1 stop

ONT9:17 pmOntario

Jan 5

ONT6:00 amOntario

13h 00m

1 stop

ELP8:00 pmEl Paso

$164

Find similar

American Airlines flights from El Paso to Ontario

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

American Airlines

Jan 7

ELP6:00 amEl Paso

4h 08m

1 stop

ONT9:08 amOntario

Jan 12

ONT11:59 pmOntario

15h 15m

1 stop

ELP4:14 pmEl Paso

$186

Find similar

American Airlines

Jan 7

ELP12:35 pmEl Paso

4h 30m

1 stop

ONT4:05 pmOntario

Jan 12

ONT4:45 pmOntario

3h 36m

1 stop

ELP9:21 pmEl Paso

$198

Find similar

American Airlines

Dec 17

ELP12:16 pmEl Paso

4h 46m

1 stop

ONT4:02 pmOntario

Dec 21

ONT4:44 pmOntario

6h 31m

1 stop

ELP12:15 amEl Paso

$372

Find similar

Fly from

Fly to

Route

Depart

Return

Price

El PasoOntario

ELP - ONT

ELPONT

El Paso

Wed 1/7

2:16 pm-11:14 pm

1 stop9h 58m

Ontario

Sat 1/10

7:00 am-1:21 pm

1 stop5h 21m

$162

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 1/5

8:55 pm-3:09 pm

1 stop19h 14m

Ontario

Thu 1/8

2:34 pm-5:00 pm

1 stop25h 26m

$163

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sun 12/21

9:24 pm-9:17 pm

1 stop24h 53m

Ontario

Mon 1/5

6:00 am-8:00 pm

1 stop13h 00m

$164

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sun 12/21

9:24 pm-9:17 pm

1 stop24h 53m

Ontario

Sat 12/27

6:00 am-6:44 pm

1 stop11h 44m

$165

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 1/23

8:15 pm-6:40 pm

1 stop23h 25m

Ontario

Mon 2/2

1:05 pm-8:47 pm

1 stop6h 42m

$166

El PasoOntario

ELP - ONT

ELPONT

El Paso

Fri 1/23

8:15 pm-1:34 pm

1 stop18h 19m

Ontario

Mon 2/2

3:22 pm-8:47 pm

1 stop4h 25m

$167

El PasoOntario

ELP - ONT

ELPONT

El Paso

Mon 12/22

8:55 pm-9:17 pm

1 stop25h 22m

Ontario

Sun 12/28

6:37 pm-8:00 pm

1 stop24h 23m

$172

El PasoOntario

ELP - ONT

ELPONT

El Paso

Tue 12/23

8:55 pm-9:17 pm

1 stop25h 22m

Ontario

Sat 12/27

6:00 am-6:44 pm

1 stop11h 44m

$173

El PasoOntario

ELP - ONT

ELPONT

El Paso

Sun 1/18

1:05 pm-11:59 pm

1 stop11h 54m

Ontario

Fri 1/23

10:18 am-7:19 pm

1 stop8h 01m

$180

El PasoOntario

ELP - ONT

ELPONT

El Paso

Wed 1/7

6:00 am-9:08 am

1 stop4h 08m

Ontario

Mon 1/12

11:59 pm-4:14 pm

1 stop15h 15m

$186

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 $178. If you aren’t able to travel during the month of October, then book flights to Ontario from El Paso during September instead. Flights to Ontario in September, while not as cheap as those in October, still average around $192.

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

As of December 2025, prices for El Paso to Ontario flights are approximately 47% 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	3h 50m
Direct flights	None

The fastest flight from El Paso to Ontario takes 3h 50m

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 4h 08m 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 December 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 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 (46% of total bookings). The next most popular airlines are American Airlines (29%) and Southwest (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 $148	Free Cancellation	Rating 5.8 3,092 reviews	Search Frontier flights
American Airlines	PriceFrom $249	Free Cancellation	Rating 7.2 11,043 reviews	Search American Airlines flights
Southwest	PriceFrom $271	Free Cancellation	Rating 8.0 4,252 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.