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Palo Alto

$77+ Cheap flights from Portland (PDX) 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SFO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Palo Alto are usually found in January or August, booked 71 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Portland to Palo Alto

Keep the following information in mind while searching for Portland to Palo Alto flight deals. Data was last updated April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$146
(Alaska Airlines)

One-way from

$78
(Alaska Airlines)

Popular in

March

Cheapest in

January

Average price

$200
Provider with most accurate pricing for Portland-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Portland-San Francisco flights.
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From Portland to Palo Alto
Search Deals
One-way flight from Portland to Palo Alto
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Portland to Palo Alto

Cheapest flights from Portland to Palo Alto
Explore the most affordable flight options available from Portland to Palo Alto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Hawaiian 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:21 amPDX - SFO
Nonstop1h 54mHawaiian Airlines
Thu 5/298:30 pmSFO - PDX
Nonstop1h 46mHawaiian Airlines
Deal found 4/29$147
This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/41:40 pmPDX - SFO
Nonstop2h 01mMultiple Airlines
Sun 7/68:00 amSFO - PDX
Nonstop1h 45mMultiple Airlines
Deal found 4/27$151
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:21 amPDX - SFO
Nonstop1h 54mAlaska Airlines
Tue 5/276:59 pmSFO - PDX
Nonstop1h 44mAlaska Airlines
Deal found 4/28$155
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/16:53 pmPDX - SFO
1 stop28h 41mFrontier
Fri 7/48:27 amSFO - PDX
Nonstop1h 48mFrontier
Deal found 4/28$159
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:11 amPDX - SFO
1 stop5h 34mDelta
Thu 5/296:05 amSFO - PDX
1 stop5h 59mDelta
Deal found 4/29$167
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:09 pmPDX - SFO
1 stop4h 50mAmerican Airlines
Mon 5/266:19 amSFO - PDX
1 stop5h 06mAmerican Airlines
Deal found 4/28$234
This Southwest deal was found by Cheapflights users on 4/28. 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.
Wed 8/277:00 amPDX - SFO
2 stops8h 55mSouthwest
Thu 8/285:00 amSFO - PDX
2 stops7h 45mSouthwest
Deal found 4/28$235

Cheapflights Fare Finder

Customize your flight search to find flights from Portland 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 April 29, 2025.
Use the filters below to find and compare flights from Portland to Palo Alto that are best for you.

Fly from

Portland

Fly to

Palo Alto

Route

Depart

Return

Price

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 5/28

7:21 am-9:15 am

Nonstop1h 54m

San Francisco

Thu 5/29

8:30 pm-10:16 pm

Nonstop1h 46m

$147

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 7/4

1:40 pm-3:41 pm

Nonstop2h 01m

San Francisco

Sun 7/6

8:00 am-9:45 am

Nonstop1h 45m

$151

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 7/1

6:53 pm-11:34 pm

1 stop28h 41m

San Francisco

Fri 7/4

8:27 am-10:15 am

Nonstop1h 48m

$159

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 5/24

7:45 pm-11:44 pm

1 stop3h 59m

San Francisco

Sun 5/25

8:00 am-9:45 am

Nonstop1h 45m

$166

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 5/24

1:00 pm-5:48 pm

1 stop4h 48m

San Francisco

Wed 6/11

12:35 pm-6:59 pm

1 stop6h 24m

$175

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 6/13

7:40 am-9:31 am

Nonstop1h 51m

San Francisco

Fri 6/13

7:00 pm-8:47 pm

Nonstop1h 47m

$182

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 6/10

6:15 am-2:35 pm

2 stops8h 20m

San Francisco

Wed 6/11

2:10 pm-10:00 pm

2 stops7h 50m

$215

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 5/24

12:09 pm-4:59 pm

1 stop4h 50m

San Francisco

Mon 5/26

6:19 am-11:25 am

1 stop5h 06m

$234

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 5/21

2:37 pm-4:25 pm

Nonstop1h 48m

$77

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Thu 7/3

7:15 am-12:52 pm

1 stop5h 37m

$88

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 16 results
1
2

Best time to book a flight from Portland to Palo Alto

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

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

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

To ensure you get the cheapest price possible for a flight from Portland to Palo Alto, you should look to book at least 71 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 Portland to Palo Alto?

Currently, January is the cheapest month in which you can book a flight from Portland to Palo Alto (average of $276). Flying from Portland to Palo Alto in June is currently the most expensive (average of $393). 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 PDX to P4L?

Find hourly flight availability from Portland 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 April 29, 2025.

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

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

Use this chart to determine the cheapest time to fly round-trip from Portland to Palo Alto. Price data was last updated on October 6, 2024.

Travelers seeking maximum savings on their Portland 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 Portland to Palo Alto

Explore weekly flight availability from Portland 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 April 29, 2025.

The most flights from PDX to P4L are scheduled on a Tuesday (63 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 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 April 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Portland to Palo Alto by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
7.9
Good
2,405 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

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 Portland 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 Portland to Palo Alto?

    For a flight from Portland to Palo Alto, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 36 outbound flights to Palo Alto per day. 7 airlines have flights to Palo Alto from Portland on a regular basis.

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

    Flights from Portland to Palo Alto have been viewed 188 times in the past calendar month.

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

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $78. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Portland to Palo Alto for a low price.

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

    Before booking your flight to Palo Alto from Portland, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), Air China (91%), Turkish Airlines( 90%).

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

    While on average a flight from Portland to Palo Alto is generally $946, our data shows the cheapest flight currently is $77. When looking at the most popular route, (Portland - San Francisco), you can expect to pay $96 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland to Palo Alto?

    Currently, January is the cheapest month in which you can book a flight from Portland to Palo Alto (average of $276). Flying from Portland to Palo Alto in June is currently the most expensive (average of $393). 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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Alternative routes for Portland to Palo Alto

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Top 7 airlines flying from Portland to Palo Alto

Discover the top 7 airlines that operate flights from Portland 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$94FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$56Average$113FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$74Average$250FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$98Average$219FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$117Average$270FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$123Average$240FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$133Average$256FlexibilityNo cancel feeOn-time71%

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