Question 1

How popular is this Orange County to Denver flight route?

Accepted Answer

This flight path from Orange County to Denver Intl was viewed by 82 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 2

How long is the flight from Orange County to Denver?

Accepted Answer

Departing from Orange County to Denver will take you 6h 10m. Airlines will cover a distance of 852 mi. This flight may include one or multiple stops.

Question 3

What are the cheapest airlines to fly from Orange County to Denver one-way?

Accepted Answer

One-way options have recently been found by users for as low as $38 on Frontier. Other airlines that offer cheap prices include Southwest from $78 and United Airlines from $98 one-way.

Question 4

How far ahead should I book a flight from Orange County to Denver?

Accepted Answer

Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Orange County to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 5

What is the cheapest month to book a flight from Orange County to Denver?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Orange County to Denver (average of $29). Flying from Orange County to Denver in June is currently the most expensive (average of $82). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 6

What is the cheapest day to fly from Orange County to Denver?

Accepted Answer

Travelers seeking maximum savings on their Orange County to Denver flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from Orange County to Denver

Accepted Answer

The most flights from zzKFI to DEN are scheduled on a Thursday (20 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Question 10

What are the cheapest flights from Orange County to Denver?

Accepted Answer

While on average a flight from Orange County to Denver is generally $910, our data shows the cheapest flight currently is $117. When looking at the most popular route, (Santa Ana J. Wayne/Orange Cnty - Denver Intl), you can expect to pay $159 for that flight.

Question 11

What are the most reliable airlines from Orange County to Denver?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Orange County to Denver consider choosing Copa Airlines (100%), United Airlines (92%) or Air Canada (90%) as they are the most reliable in getting you off to your destination on time.

Question 12

What are the most popular airlines that fly from Orange County to Denver?

Accepted Answer

Frontier, United Airlines and Southwest are the most popular airlines when flying from Orange County to Denver.

Question 13

What is the cheapest time of day to fly from KFI to DEN?

Accepted Answer

It’s typically best to fly out from Orange County to Denver in the morning. Doing so could potentially save you 25% on the flight price compared to flying at noon, which is usually more expensive.

Question 14

What airport do you fly into for flights to Denver from Orange County?

Accepted Answer

Located just 18.5 mi from the city center, Denver Intl (DEN) is the airport most travelers will use when flying to Denver from Orange County.

Question 15

Can I find deals for flights from Orange County to Denver that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Orange County to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 16

How can I find direct flights from Orange County to Denver?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to Denver.

Question 17

Can I find deals for business class flights from Orange County to Denver?

Accepted Answer

Yes. Cheapflights offers flight deals from Orange County to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$172 (Cheapflightsfares)
One-way from	$90 (Cheapflightsfares)
Popular in	March
Cheapest in	September
Average price	$216

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$66	Average$266	FlexibilityNo cancel fee	On-timeN/A
Frontier	Cheapest$70	Average$189	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$177	Average$313	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$182	Average$334	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$216	Average$322	FlexibilityNo cancel fee	On-time62%

Cheap flights from Orange County to Denver (DEN)

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Everything you need to know about your flight from Orange County to Denver

How far ahead should I book a flight from Orange County to Denver?

What is the cheapest month to book a flight from Orange County to Denver?

What is the cheapest time of day to fly from KFI to DEN?

What is the cheapest day to fly from Orange County to Denver?

Weekly flight availability from Orange County to Denver

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated May 15, 2026.

See what other customers who have flown with Southwest,Delta, andUnited Airlines from Orange County to Denver have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Orange County to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Denver from Orange County?

How popular is this Orange County to Denver flight route?

How long is the flight from Orange County to Denver?

What are the cheapest airlines to fly from Orange County to Denver one-way?

What are the most reliable airlines from Orange County to Denver?

What are the cheapest flights from Orange County to Denver?

Can I find deals for flights from Orange County to Denver that include hotel bookings?

How can I find direct flights from Orange County to Denver?

Can I find deals for business class flights from Orange County to Denver?

What is the cheapest month to book a flight from Orange County to Denver?

Traveling to a place near Denver?

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Complete your trip

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Other flights to Denver

Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 15, 2026.

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Orange County and Denver flights

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