Frontier offers extra comfort seats for a fee, with 32” separation in the second row.
Frontier's Zone 1 boarding is available with a carry-on bag or special fare bundle.
$77+ Cheap flights from Santa Ana to Denver (SNA - DEN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — DEN
Jun 17 — Jun 241
1 adult, Economy
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Find cheap flights from Santa Ana to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to Denver Intl are usually found in September or August, booked 88 days in advance, depart on a Wednesday or Saturday and return on a Wednesday
Cheap flight deals from Santa Ana to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.
Round-trip from | $136 (Cheapflightsfares) |
|---|---|
One-way from | $77 (Kiwi.com) |
Popular in | January |
Cheapest in | September |
Average price | $264 |
Good round-trip deal | $225 or less |
Good one-way deal | $128 or less |
Find flight deals from Santa Ana to Denver
Cheapest flights from Santa Ana to DenverExplore the most affordable flight options available from Santa Ana to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Santa Ana to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1611:56 amSNA - DEN
Nonstop2h 32mFrontier
Mon 8/189:42 amDEN - SNA
Nonstop2h 28mFrontier
Deal found 6/12![Frontier logo]()
$136
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/205:45 pmSNA - DEN
Nonstop2h 15mSouthwest
Wed 9/37:25 pmDEN - SNA
Nonstop2h 25mSouthwest
Deal found 6/11![Southwest logo]()
$157
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/304:15 pmSNA - DEN
Nonstop2h 21mUnited Airlines
Mon 9/18:47 pmDEN - SNA
Nonstop2h 25mUnited Airlines
Deal found 6/10![United Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/237:15 amSNA - DEN
1 stop6h 45mDelta
Tue 7/295:30 amDEN - SNA
1 stop4h 18mDelta
Deal found 6/10![Delta logo]()
$217
Cheapflights Fare Finder
Customize your flight search to find flights from Santa Ana to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Santa Ana to Denver that are best for you.
Fly from
Santa Ana
Fly to
Denver
Route
Depart
Return
Price
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Sat 8/16
11:56 am-3:28 pm
Nonstop2h 32m
Denver Intl
Mon 8/18
9:42 am-11:10 am
Nonstop2h 28m
$136
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Wed 8/20
5:45 pm-9:00 pm
Nonstop2h 15m
Denver Intl
Wed 9/3
7:25 pm-8:50 pm
Nonstop2h 25m
$157
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Sat 8/30
4:15 pm-7:36 pm
Nonstop2h 21m
Denver Intl
Mon 9/1
8:47 pm-10:12 pm
Nonstop2h 25m
$177
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Wed 7/23
7:15 am-3:00 pm
1 stop6h 45m
Denver Intl
Sat 8/2
3:55 pm-9:46 pm
1 stop6h 51m
$217
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Sun 9/7
6:59 pm-3:59 am
1 stop8h 00m
$77
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Wed 8/20
6:35 pm-9:56 pm
Nonstop2h 21m
$79
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Sat 7/12
6:45 am-10:15 am
Nonstop2h 30m
$89
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Wed 8/20
4:30 pm-10:07 pm
1 stop4h 37m
$94
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Wed 7/23
6:45 am-6:12 pm
2 stops34h 27m
$102
Santa AnaDenver
SNA - DEN
SNADEN
Santa Ana J. Wayne/Orange Cnty
Fri 8/1
5:05 pm-10:11 pm
1 stop4h 06m
$119
Showing 1-10 of 11 results
The best insider tips for Santa Ana to Denver flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Santa Ana to Denver trip
Airlines
![Frontier]()
Frontier
![United Airlines]()
United Airlines
Basic Economy on United allows no carry-on bags, only a personal item under the seat.
United Economy Plus offers extra legroom seats towards the front of the economy cabin.
Airports
Our travel experts
Best time to book a flight from Santa Ana to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Santa Ana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Santa Ana to Denver
How far ahead should I book a flight from Santa Ana to Denver?
Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to Denver. Price data was last updated on June 9, 2025.
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Santa Ana to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Santa Ana to Denver?
Currently, October is the cheapest month in which you can book a flight from Santa Ana to Denver (average of $197). Flying from Santa Ana to Denver in March is currently the most expensive (average of $278). 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.
What is the cheapest time of day to fly from SNA to DEN?
Find hourly flight availability from Santa Ana to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
When flying from Santa Ana to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 36% versus a flight at noon.
What is the cheapest day to fly from Santa Ana to Denver?
Use this chart to determine the cheapest time to fly round-trip from Santa Ana to Denver. Price data was last updated on June 8, 2025.
Travelers seeking maximum savings on their Santa Ana to Denver flight should consider departing on Tuesday evenings 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.
Weekly flight availability from Santa Ana to Denver
Explore weekly flight availability from Santa Ana to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.
The most flights from SNA to DEN are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).
Rainfall in Denver by month
Plan your trip to Denver by taking into account the average rainfall totals by month.
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.
Temperature in Denver by month
Plan your trip to Denver by taking into account the average temperature totals by month.
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).
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 June 12, 2025.
Read through reviews of airlines operating flights from Santa Ana to Denver, such as Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Boarding
8.1
Entertainment
7.1
Overall
8.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from Santa Ana to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Santa Ana?
Book flights to Santa Ana if you plan to visit one of these locationsWestminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Greeley
Limon
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Alternative routes for Santa Ana to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Santa Ana to Denver
Discover the top 4 airlines that operate flights from Santa Ana to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$266 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$330 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$214 | Average$316 | FlexibilityNo cancel fee | On-time63% |