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Palo Alto

$85+ Cheap flights from Denver (DEN) to Palo Alto, CA

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Palo Alto are usually found in February or September, booked 81 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Denver to Palo Alto

Keep the following information in mind while searching for Denver to Palo Alto flight deals. Data was last updated julio 30, 2025.

Round-trip from

$152
(Frontier)

One-way from

$85
(FlightHub)

Popular in

July

Cheapest in

February

Average price

$281
From Denver Intl to Palo Alto
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One-way flight from Denver Intl to Palo Alto
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Highest demand for flights based on searches. 14% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Palo Alto

Cheapest flights from Denver to Palo Alto
Explore the most affordable flight options available from Denver to Palo Alto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/268:45 pmDEN - SFO
Nonstop2h 48mFrontier
sáb. 8/306:34 amSFO - DEN
Nonstop2h 40mFrontier
Deal found 7/29$152
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/238:00 amDEN - SFO
1 stop8h 52mHawaiian Airlines
mar. 9/308:00 amSFO - DEN
1 stop8h 21mHawaiian Airlines
Deal found 7/28$176
This Southwest deal was found by Cheapflights users on 7/28. 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.
sáb. 8/307:55 pmDEN - SFO
Nonstop2h 40mSouthwest
dom. 8/316:00 amSFO - DEN
Nonstop2h 30mSouthwest
Deal found 7/28$177
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/133:07 pmDEN - SFO
1 stop5h 08mAmerican Airlines
sáb. 9/2010:15 amSFO - DEN
1 stop6h 15mAmerican Airlines
Deal found 7/30$187

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Palo Alto 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 julio 30, 2025.
Use the filters below to find and compare flights from Denver to Palo Alto that are best for you.

Fly from

Denver

Fly to

Palo Alto

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

mar. 8/26

8:45 pm-10:33 pm

Nonstop2h 48m

San Francisco

sáb. 8/30

6:34 am-10:14 am

Nonstop2h 40m

$152

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

mar. 9/23

8:00 am-3:52 pm

1 stop8h 52m

San Francisco

mar. 9/30

8:00 am-5:21 pm

1 stop8h 21m

$176

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sáb. 8/30

7:55 pm-9:35 pm

Nonstop2h 40m

San Francisco

dom. 8/31

6:00 am-9:30 am

Nonstop2h 30m

$177

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sáb. 9/13

3:07 pm-7:15 pm

1 stop5h 08m

San Francisco

sáb. 9/20

10:15 am-5:30 pm

1 stop6h 15m

$187

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

jue. 10/2

7:33 pm-9:12 am

1 stop14h 39m

San Francisco

sáb. 10/4

8:41 am-7:10 pm

1 stop9h 29m

$196

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

jue. 8/21

9:45 am-11:29 am

Nonstop2h 44m

$85

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

sáb. 8/30

11:40 am-4:24 pm

1 stop5h 44m

$88

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

vie. 8/29

7:30 pm-9:15 pm

Nonstop2h 45m

$99

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

dom. 8/31

11:40 am-4:24 pm

1 stop5h 44m

$108

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

vie. 10/3

5:45 am-8:46 am

1 stop4h 01m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results
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Best time to book a flight from Denver to Palo Alto

Have a flexible travel schedule? Discover the best time to fly to Palo Alto from Denver 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 Denver to Palo Alto

How far ahead should I book a flight from Denver to Palo Alto?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Palo Alto. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Palo Alto, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Palo Alto?

Currently, January is the cheapest month in which you can book a flight from Denver to Palo Alto (average of $276). Flying from Denver to Palo Alto in June is currently the most expensive (average of $358). 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 DEN to P4L?

Find hourly flight availability from Denver to Palo Alto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Palo Alto as you normally would.

What is the cheapest day to fly from Denver to Palo Alto?

Use this chart to determine the cheapest time to fly round-trip from Denver to Palo Alto. Price data was last updated on October 27, 2024.

Travelers seeking maximum savings on their Denver to Palo Alto flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Denver to Palo Alto

Explore weekly flight availability from Denver to Palo Alto. 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 julio 30, 2025.

The most flights from DEN to P4L are scheduled on a Wednesday (54 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing Palo Alto

Get insights into the airlines that provide service to Palo Alto. 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 Palo Alto. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Denver to Palo Alto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Denver to Palo Alto. 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 from for flights from Denver to Palo Alto?

    For a flight from Denver to Palo Alto, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 34 outbound flights to Palo Alto per day. 5 airlines have flights to Palo Alto from Denver Intl on a regular basis.

  • How popular is this Denver to Palo Alto flight route?

    Flights from Denver Intl to Palo Alto have been viewed 134 times in the past calendar month.

  • What are the cheapest airlines to fly from Denver to Palo Alto one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $85. Users have also found prices from $88 and $94 on Hawaiian Airlines and Alaska Airlines, respectively.

  • What are the most reliable airlines from Denver to Palo Alto?

    Before booking your flight to Palo Alto from Denver, check out the most reliable airlines to get you to your destination on time: Air China (94%), ANA (90%), Emirates( 85%).

  • What are the cheapest flights from Denver to Palo Alto?

    The cheapest flight price from Denver to Palo Alto is $78. On average you can expect to pay $2,104. The most popular route, (Denver Intl - San Francisco), can usually be booked for $74.

  • Can I find deals for flights from Denver to Palo Alto that include hotel bookings?

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

  • How can I find direct flights from Denver to Palo Alto?

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

  • Can I find deals for business class flights from Denver to Palo Alto?

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

  • What is the cheapest month to book a flight from Denver to Palo Alto?

    Currently, January is the cheapest month in which you can book a flight from Denver to Palo Alto (average of $276). Flying from Denver to Palo Alto in June is currently the most expensive (average of $358). 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.

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Top 5 airlines flying from Denver to Palo Alto

Discover the top 5 airlines that operate flights from Denver to Palo Alto. 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$194FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$83Average$93FlexibilityNo cancel feeOn-time88%
DeltaCheapest$108Average$276FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$141Average$290FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$156Average$323FlexibilityNo cancel feeOn-time69%

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