$45+ Cheap flights from Denver (DEN) to California

California's airports have deployed a series of initiatives to minimize their environmental impact. San Francisco International Airport (SFO) is seeking to expand the use of sustainable aviation fuels, and their ground vehicles are electrically powered. San Diego International Airport (SAN) has also jumped on the sustainability bandwagon by adopting electric shuttles and disabling CNG fleet supplies. Los Angeles International Airport (LAX) has witnessed lower energy consumption per passenger due to its LEED-certified facilities.

Denver International Airport has made a name for itself in the aviation arena by investing in eco-savvy measures. The airport features the largest solar farm in the United States, with four on-airport solar arrays. The hub's passenger gates host plug-in energy sources for its planes, and its terminals feature multiple water-refilling stations. Additionally, DEN has plans to cease gas and oil operations and expand LEED-certified concourses.

If you are looking to fly with environmentally-responsible airlines, carriers like Frontier and Spirit Airlines are the most sustainable on this route, emitting 47% and 46% less carbon, respectively. Frontier has a youthful fleet and is working on upgrading its planes with ultra-efficient engines. In addition, they offer lighter plane seats and compostable cups. Spirit Airlines is delving into sustainable energy sources.

Flying from Denver to somewhere in California will likely be dictated by where you want to go in the state. You can fly to Los Angeles for visiting the southern part of the state, or fly to San Francisco for visiting the northern part of the state. You’ll take-off from Denver International Airport and land at either Los Angeles International Airport, known as LAX, or at San Francisco International Airport.

If you want to fly directly from Denver to LAX, you can choose to book Frontier Airlines. The flights are sometimes cheaper than other options. You can also hop on a United flight in Denver and go to LAX non-stop. American Airlines and Delta offer direct flights between these two cities as well. Southwest is another option. The flights are about two and a half hours.

There are several different stopover places between Denver and Los Angeles. You could stop in Las Vegas on Spirit Airlines. You might also stop in Houston. American Airlines stops in Phoenix. Delta has flights stopping in Salt Lake City. Most of the stopovers are relatively short.

You will not need your passport, nor will you need a visa to go to California from Denver. This is a completely domestic flight.

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

This flight path from Denver Intl to California was viewed by 400 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

$45 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $71 and $79, respectively.

Most travelers choose Denver Intl - Las Vegas Harry Reid Intl, Denver Intl - San Francisco or Denver Intl - Los Angeles when deciding on the best route from Denver to California.

Before booking your flight to California from Denver, check out the most reliable airlines to get you to your destination on time: Qatar Airways (100%), China Southern (98%), Fiji Airways( 95%).

Looking at all options, your cheapest flight can be booked for $68. While the most popular route (Denver Intl - Las Vegas Harry Reid Intl) can be booked for $119 on average our data indicates $934 when flying from Denver to California.

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

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

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

Currently, January is the cheapest month in which you can book a flight from Denver to California (average of $246). Flying from Denver to California in June is currently the most expensive (average of $328). 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.