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Did you mean flights from Denver to Ontario, California?

Flights from Ontario, California to Denver, United States

Ontario, California to Denver Last modified: Feb 22, 2017 2:34 -05:00Prices shown were found by travelers like you over the past 30 days

We've scanned 28,784,057,981 round trip itineraries and found the cheapest flights to Denver. United & American frequently offer the best deals to Denver flights, or select your preferred carrier below to see the cheapest days to fly.

United
ONTDEN
Tue 5/30
nonstop
DENONT
Tue 6/6
nonstop
$219
American
ONTDEN
Tue 3/14
1 stop
DENONT
Tue 3/21
1 stop
$236

How Much is a Flight from Ontario, California to Denver? Prices shown were found by travelers like you over the past 30 days

We have collected flight cost data from across the web for travel from Ontario, California to Denver, and have found the average flight price for this trip to be $242.

Where To Buy Cheap Flights from Ontario, California to Denver?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Ontario, California to Denver based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Ontario, California to Denver? Prices shown were found by travelers like you over the past 30 days

The chart below shows up-to-date information regarding how far in advance to book your flight from Ontario, California to Denver.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $239 $498
7-14 days $274 $262
14-21 days $239 $227
21-30 days $238 $236
30-60 days $241 $242
60-90 days $261 $246
90+ days $219 $227

Cheapest Day To Fly from Ontario, California to Denver Prices shown were found by travelers like you over the past 30 days

We've examined 28,802,179,682 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Ontario, California to Denver is Tuesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$239$227$236$246$241$238$263

Compare Flight Prices from Ontario, California to Denver by Month Prices shown were found by travelers like you over the past 30 days

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Ontario, California to Denver flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Ontario, California Denver United 2/27/17 2/27/17 0 $239
March Ontario, California Denver United 3/14/17 3/21/17 1 $227
April Ontario, California Denver American 4/19/17 4/24/17 1 $242
May Ontario, California Denver United 5/30/17 6/6/17 0 $219
June Ontario, California Denver United 6/6/17 6/12/17 0 $249
July Ontario, California Denver United 7/25/17 7/29/17 1 $300
August Ontario, California Denver United 8/24/17 8/28/17 1 $280
September Ontario, California Denver American 9/21/17 9/24/17 1 $402

Cheap Last Minute Flights from Ontario, California to Denver Prices shown were found by travelers like you over the past 30 days

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Ontario, California to Denver. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

SunMonTueWedThuFriSat
19 20 21 22 23 24 25
$600
26 27 28 1 2 3 4
$600 $437
5 6 7 8 9 10 11
$437 $306
12 13 14 15 16 17 18
$306 $238
19 20 21 22 23 24 25
$238 $256
26 27 28 29 30 31 1
$256

Connecting Flights vs Direct Flights from Ontario, California to Denver Prices shown were found by travelers like you over the past 30 days

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Ontario, California to Denver is $303.

The average price for direct flights from Ontario, California to Denver is $308.

The chart below shows up to date information regarding non-stop flights from Ontario, California to Denver.

Weekly Direct Flights from Ontario, California to Denver - By Carrier
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
United 2 2 2 2 2 1 1 05:35 13:30
Major Airlines 2 2 2 2 2 2 2 06:00 16:20

One Way Flights vs Round Trip Flights from Ontario, California to Denver Prices shown were found by travelers like you over the past 30 days

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Ontario, California to Denver. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Ontario, California to Denver is $132.

The average price for round trip flights from Ontario, California to Denver is $271.

Ontario, California to Denver Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is the flight from Ontario, California to Denver?
Answer: The average Ontario, California to Denver flight time is 2 hours and 13 minutes.
Question: How far is Denver from Ontario, California?
Answer: The distance from Ontario, California to Denver is 817 miles (1,314 kilometers).
Question: How common are direct flights from Ontario, California to Denver?
Answer: There are 26 direct flights from Ontario, California to Denver.
Question: What are the most popular Ontario, California airlines for direct flights from Ontario, California to Denver?
Answer: Major Airlines provides 53% of the non-stop flights between Ontario, California and Denver.
Question: What are the most popular connecting cities when flying from Ontario, California to Denver?
Answer: San Francisco, CA

Airlines in Ontario, California flying to Denver Last modified: Feb 22, 2017 2:34 -05:00Number of routes searched: 136Number of itineraries searched: 119,328

Wondering which airlines fly out of Ontario, California to Denver? We've gathered the average price of Ontario, California airlines with flights to Denver. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Ontario, California to Denver
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American -
Alaska -
Major Airlines -
United -
American PHX
American DFW
American ORD
American SAN
Alaska SEA
Alaska SFO
Major Airlines SLC
Major Airlines MSP
Major Airlines SEA
United SFO
United ABQ
United ASE
United AUS
Virgin America SFO
Great Lakes PRC

Ontario, California to Denver Airports

These are the major commercial airports we're currently monitoring in Ontario, California and Denver. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from Ontario, California to Denver