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

Frontier, Delta, and United Airlines are the most popular carriers operating from Reno to Ontario

What airlines fly to Ontario?

Southwest, Spirit Airlines and Delta are the top three most popular airlines that fly to Ontario from Reno according to our data. Southwest is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 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 Reno Airport to Ontario Airport?

Prices for flights from Reno Airport to Ontario Airport were last updated today.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reno Airport to Ontario Airport.

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

The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$72 Cheap Flights from Reno to Ontario (RNO-ONT) in 2025

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Find the cheapest flights from Reno to Los Angeles (RNO-ONT)

Round-trip

One-way

Last minute

Cheap round-trip flights

11:51 am - 11:50 pmRNO-ONT

11h 59m1 stop

10:05 am - 6:30 pmONT-RNO

8h 25m1 stop

$144Frontier

Find Deal

Fri, Oct 24 - Thu, Nov 6

7:18 pm - 7:17 amRNO-ONT

11h 59m1 stop

10:28 pm - 6:31 pmONT-RNO

20h 03m1 stop

$145Frontier

Find Deal

Thu, Sep 25 - Sun, Sep 28

6:30 am - 9:56 pmRNO-ONT

15h 26m1 stop

8:00 am - 11:11 pmONT-RNO

15h 11m1 stop

$175

Find Deal

Tue, Sep 30 - Tue, Oct 7

6:25 am - 8:42 pmRNO-ONT

14h 17m1 stop

7:04 am - 11:06 amONT-RNO

28h 02m1 stop

$176

Find Deal

Wed, Oct 8 - Sat, Oct 18

6:00 am - 12:01 pmRNO-ONT

6h 01m1 stop

4:47 pm - 10:24 pmONT-RNO

5h 37m1 stop

$229American Airlines

Find Deal

Fri, Oct 31 - Mon, Nov 3

12:53 pm - 6:16 pmRNO-ONT

5h 23m1 stop

1:10 pm - 6:37 pmONT-RNO

5h 27m1 stop

$239American Airlines

Find Deal

Sat, Sep 27 - Sat, Oct 4

5:20 am - 9:15 amRNO-ONT

3h 55m1 stop

2:05 pm - 9:00 pmONT-RNO

6h 55m2 stops

$256Southwest

Find Deal

Fri, Dec 5 - Tue, Dec 9

5:20 am - 8:45 amRNO-ONT

3h 25m1 stop

5:35 am - 9:30 amONT-RNO

3h 55m1 stop

$257Southwest

Find Deal

Thu, Oct 30 - Sun, Nov 2

6:00 am - 12:13 pmRNO-ONT

6h 13m1 stop

9:36 am - 2:44 pmONT-RNO

5h 08m1 stop

$299United Airlines

Find Deal

Sat, Sep 27 - Sun, Sep 28

6:00 am - 12:13 pmRNO-ONT

6h 13m1 stop

1:53 pm - 7:32 pmONT-RNO

5h 39m1 stop

$328United Airlines

Find Deal

Wed, Sep 17 - Sat, Sep 27

Delta flights from Reno to Ontario

Our best Delta deals on Reno to Ontario flight tickets

Delta

Sep 27

RNO6:00 amReno

6h 17m

1 stop

ONT12:17 pmOntario

Oct 4

ONT1:15 pmOntario

8h 00m

2 stops

RNO9:15 pmReno

$244

Find similar

Delta

Oct 9

RNO6:00 amReno

6h 16m

1 stop

ONT12:16 pmOntario

Oct 12

ONT6:00 amOntario

6h 24m

1 stop

RNO12:24 pmReno

$248

Find similar

Delta

Sep 8

RNO6:00 amReno

6h 14m

1 stop

ONT12:14 pmOntario

Sep 8

ONT4:50 pmOntario

5h 34m

1 stop

RNO10:24 pmReno

$301

Find similar

Frontier flights from Reno to Ontario

Our best Frontier deals on Reno to Ontario flight tickets

Frontier

Oct 24

RNO11:51 amReno

11h 59m

1 stop

ONT11:50 pmOntario

Nov 6

ONT10:05 amOntario

8h 25m

1 stop

RNO6:30 pmReno

$144

Find similar

Frontier

Sep 25

RNO7:18 pmReno

11h 59m

1 stop

ONT7:17 amOntario

Sep 28

ONT10:28 pmOntario

20h 03m

1 stop

RNO6:31 pmReno

$145

Find similar

Frontier

Sep 25

RNO7:18 pmReno

11h 59m

1 stop

ONT7:17 amOntario

Sep 28

ONT6:00 amOntario

12h 31m

1 stop

RNO6:31 pmReno

$150

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RenoOntario

RNO - ONT

RNOONT

Reno

Fri 10/24

11:51 am-11:50 pm

1 stop11h 59m

Ontario

Thu 11/6

10:05 am-6:30 pm

1 stop8h 25m

$144

RenoOntario

RNO - ONT

RNOONT

Reno

Thu 9/25

7:18 pm-7:17 am

1 stop11h 59m

Ontario

Sun 9/28

10:28 pm-6:31 pm

1 stop20h 03m

$145

RenoOntario

RNO - ONT

RNOONT

Reno

Tue 9/30

6:30 am-9:56 pm

1 stop15h 26m

Ontario

Tue 10/7

8:00 am-11:11 pm

1 stop15h 11m

$175

RenoOntario

RNO - ONT

RNOONT

Reno

Wed 10/8

6:25 am-8:42 pm

1 stop14h 17m

Ontario

Sat 10/18

7:04 am-11:06 am

1 stop28h 02m

$176

RenoOntario

RNO - ONT

RNOONT

Reno

Fri 10/31

6:00 am-12:01 pm

1 stop6h 01m

Ontario

Mon 11/3

4:47 pm-10:24 pm

1 stop5h 37m

$229

RenoOntario

RNO - ONT

RNOONT

Reno

Sat 9/27

12:53 pm-6:16 pm

1 stop5h 23m

Ontario

Sat 10/4

1:10 pm-6:37 pm

1 stop5h 27m

$239

RenoOntario

RNO - ONT

RNOONT

Reno

Fri 12/5

5:20 am-9:15 am

1 stop3h 55m

Ontario

Tue 12/9

2:05 pm-9:00 pm

2 stops6h 55m

$256

RenoOntario

RNO - ONT

RNOONT

Reno

Thu 10/30

5:20 am-8:45 am

1 stop3h 25m

Ontario

Sun 11/2

5:35 am-9:30 am

1 stop3h 55m

$257

RenoOntario

RNO - ONT

RNOONT

Reno

Sat 9/27

6:00 am-12:13 pm

1 stop6h 13m

Ontario

Sun 9/28

9:36 am-2:44 pm

1 stop5h 08m

$299

RenoOntario

RNO - ONT

RNOONT

Reno

Wed 9/17

6:00 am-12:13 pm

1 stop6h 13m

Ontario

Sat 9/27

1:53 pm-7:32 pm

1 stop5h 39m

$328

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 Reno 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, May is the cheapest month to fly from Reno to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. If you aren’t able to travel during the month of May, then book flights to Ontario from Reno during June instead. Flights to Ontario in June, while not as cheap as those in May, still average around $268.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $235. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Reno to Ontario for around $313.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Reno to Ontario when you can find flight prices for as low as $288. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $347 on average. Flights to Ontario from Reno in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Reno to Ontario flight prices changed over time?

As of September 2025, prices for Reno to Ontario flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Reno to Ontario

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

Estimated round-trip price

Cheap Reno to Ontario (RNO to ONT) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Reno to Ontario by plane?
Reno and Ontario are 395.9 mi apart from one another. By plane, this route typically takes 3h 25m.
When did momondo last update prices for flights from Reno Airport to Ontario Airport?
Prices for flights from Reno Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from Reno Airport to Ontario Airport?
As of September 2025, there are 3 operators available to choose from for flights from Reno Airport to Ontario Airport.
How old do you have to be to fly from Reno Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reno Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Reno to Ontario?
momondo data reveals that the most frequently booked airline on the route from Reno to Ontario is Southwest, representing 70% of all bookings. The subsequent popular airlines are United Airlines at 15% and American Airlines at 14%.

Best airlines flying from Reno to Ontario

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $217	Free Cancellation	Rating 8.0 4,237 reviews	Search Southwest flights
American Airlines	PriceFrom $218	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $254	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reno to Ontario. momondo saves you time and could save you money on your trip.

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

All flight searches from Reno to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Reno and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Ontario from Reno. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.