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Palo Alto

$87+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
May 6 — May 131
Tue 5/6
Tue 5/13
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 22 days in advance, depart on a Friday or Thursday and return on a Wednesday

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 May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$98
(Frontier)

One-way from

$87
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$188
Provider with most accurate pricing for Denver Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-San Francisco flights.
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From Denver Intl to Palo Alto
Search Deals
One-way flight from Denver Intl to Palo Alto
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Highest demand for flights based on searches. 10% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/29:36 pmDEN - SFO
Nonstop2h 49mFrontier
Sat 8/96:37 amSFO - DEN
Nonstop2h 40mFrontier
Deal found 4/30$97
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:05 pmDEN - SFO
1 stop5h 16mMultiple Airlines
Sat 5/316:09 pmSFO - DEN
Nonstop2h 44mMultiple Airlines
Deal found 4/30$173
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/289:50 pmDEN - SFO
Nonstop2h 40mSouthwest
Wed 7/25:10 amSFO - DEN
Nonstop2h 25mSouthwest
Deal found 4/30$188
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/286:47 pmDEN - SFO
1 stop4h 44mAmerican Airlines
Sat 7/53:11 pmSFO - DEN
1 stop5h 31mAmerican Airlines
Deal found 4/30$208
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:40 amDEN - SFO
1 stop6h 05mDelta
Sat 5/314:21 pmSFO - DEN
1 stop6h 33mDelta
Deal found 4/30$217
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:49 pmDEN - SFO
1 stop6h 55mAlaska Airlines
Tue 6/34:47 pmSFO - DEN
1 stop6h 18mAlaska Airlines
Deal found 4/30$227
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/37:45 pmDEN - SFO
Nonstop2h 45mUnited Airlines
Sun 6/85:05 amSFO - DEN
Nonstop2h 36mUnited Airlines
Deal found 4/29$277
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:50 pmDEN - SFO
1 stop7h 08mHawaiian Airlines
Tue 8/1912:03 pmSFO - DEN
1 stop5h 07mHawaiian Airlines
Deal found 4/30$284

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 May 1, 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

Fri 5/23

10:16 pm-12:09 am

Nonstop2h 53m

San Francisco

Tue 5/27

6:15 am-9:54 am

Nonstop2h 39m

$98

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 5/28

7:05 pm-11:21 pm

1 stop5h 16m

San Francisco

Sat 5/31

6:09 pm-9:53 pm

Nonstop2h 44m

$173

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 6/28

9:50 pm-11:30 pm

Nonstop2h 40m

San Francisco

Wed 7/2

5:10 am-8:35 am

Nonstop2h 25m

$188

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 6/28

6:47 pm-10:31 pm

1 stop4h 44m

San Francisco

Sat 7/5

3:11 pm-9:42 pm

1 stop5h 31m

$208

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 5/31

6:40 am-11:45 am

1 stop6h 05m

San Francisco

Sat 5/31

4:21 pm-11:54 pm

1 stop6h 33m

$217

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 5/28

11:40 am-4:25 pm

1 stop5h 45m

San Francisco

Wed 6/4

11:49 am-6:09 pm

1 stop5h 20m

$227

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 6/3

7:45 pm-9:30 pm

Nonstop2h 45m

San Francisco

Sun 6/8

5:05 am-8:41 am

Nonstop2h 36m

$277

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Mon 7/21

10:29 pm-12:19 am

Nonstop2h 50m

$88

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 7/1

8:42 am-12:34 pm

1 stop4h 52m

$100

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 7/1

5:20 pm-11:25 pm

2 stops7h 05m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 16 results
1
2

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 April 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 22 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 $384). 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 May 1, 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. Sunday 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 May 1, 2025.

The most flights from DEN to P4L are scheduled on a Wednesday (51 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Palo Alto ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit Palo Alto when rainfall is around 0.0 in.

Temperature in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Palo Alto, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 May 1, 2025.
To help decide which airline to fly from Denver to Palo Alto, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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 21 outbound flights to Palo Alto per day. 4 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 123 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 $87. Users have also found prices from $100 and $105 on American Airlines and Southwest, 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%), Virgin Australia( 84%).

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

    The cheapest flight price from Denver to Palo Alto is $70. On average you can expect to pay $1,131. The most popular route, (Denver Intl - San Francisco), can usually be booked for $96.

  • 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 $384). 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 4 airlines flying from Denver to Palo Alto

Discover the top 4 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$156FlexibilityNo cancel feeOn-time62%
DeltaCheapest$118Average$285FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$141Average$289FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$152Average$321FlexibilityNo cancel feeOn-time69%

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