HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Palo Alto

$62+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SFO
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Palo Alto 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 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 Thursday

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 July 30, 2025.

Round-trip from

$97
(United Airlines)

One-way from

$62
(iWofly)

Popular in

March

Cheapest in

January

Average price

$212
From Portland to Palo Alto
Search Deals
One-way flight from Portland to Palo Alto
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 30, 2025.

This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:36 pmPDX - SFO
Nonstop1h 54mAlaska Airlines
Wed 9/38:00 amSFO - PDX
Nonstop1h 47mAlaska Airlines
Deal found 7/30$97
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/232:30 pmPDX - SFO
Nonstop1h 54mHawaiian Airlines
Mon 8/259:58 pmSFO - PDX
Nonstop1h 52mHawaiian Airlines
Deal found 7/30$113
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/81:40 pmPDX - SFO
Nonstop2h 01mFrontier
Mon 8/118:27 amSFO - PDX
Nonstop1h 48mFrontier
Deal found 7/29$130
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:35 pmPDX - SFO
Nonstop1h 50mUnited Airlines
Sun 8/2410:49 pmSFO - PDX
Nonstop1h 56mUnited Airlines
Deal found 7/28$132
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:45 pmPDX - SFO
1 stop5h 48mDelta
Sat 9/65:55 amSFO - PDX
1 stop4h 39mDelta
Deal found 7/28$137
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:20 amPDX - SFO
1 stop4h 50mSouthwest
Wed 12/35:30 amSFO - PDX
1 stop5h 55mSouthwest
Deal found 7/29$154

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 July 30, 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 8/27

5:36 pm-7:30 pm

Nonstop1h 54m

San Francisco

Wed 9/3

8:00 am-9:47 am

Nonstop1h 47m

$97

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 8/23

2:30 pm-4:24 pm

Nonstop1h 54m

San Francisco

Mon 8/25

9:58 pm-11:50 pm

Nonstop1h 52m

$113

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 8/8

1:40 pm-3:41 pm

Nonstop2h 01m

San Francisco

Mon 8/11

8:27 am-10:15 am

Nonstop1h 48m

$130

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 8/20

7:35 pm-9:25 pm

Nonstop1h 50m

San Francisco

Sun 8/24

10:49 pm-12:45 am

Nonstop1h 56m

$132

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 8/27

5:45 pm-11:33 pm

1 stop5h 48m

San Francisco

Sat 9/6

5:55 am-10:34 am

1 stop4h 39m

$137

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 8/27

11:45 am-9:40 pm

2 stops9h 55m

San Francisco

Wed 9/3

2:15 pm-8:30 pm

1 stop6h 15m

$156

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 9/30

5:47 pm-10:23 pm

1 stop4h 36m

$62

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Wed 9/10

5:36 pm-7:45 pm

Nonstop2h 09m

$64

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 8/30

12:35 pm-5:17 pm

1 stop4h 42m

$69

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 8/15

1:40 pm-3:41 pm

Nonstop2h 01m

$75

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 13 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 July 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 $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 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 July 30, 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 at noon when fares are most often at their lowest. Sunday afternoons 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 July 30, 2025.

The most flights from PDX to P4L are scheduled on a Tuesday (66 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 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 July 30, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Portland to Palo Alto have to say. 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
10,000 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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 52 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 184 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 $62. However, be on the lookout for offers from Hawaiian Airlines and Delta, 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: Emirates (100%), SkyWest Airlines (99%), Iberia( 95%).

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

    While on average a flight from Portland to Palo Alto is generally $1,582, our data shows the cheapest flight currently is $58. When looking at the most popular route, (Portland - San Francisco), you can expect to pay $97 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 $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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Palo Alto

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Los Angeles flights
Portland to San Francisco flights
Portland to Las Vegas flights
Portland to Santa Ana flights
Portland to San Diego flights
Portland to Burbank flights
Portland to Ontario flights
Portland to San Jose flights
Boise to Las Vegas flights
Portland to Oakland flights
Eugene to Las Vegas flights
Boise to Los Angeles flights
Portland to Palm Springs flights
Portland to Reno flights
Portland to Sacramento flights
Eugene to Los Angeles flights
Eugene to San Francisco flights
Boise to Santa Ana flights
Boise to Sacramento flights
Portland to Santa Rosa flights
Portland to San Luis Obispo flights
Medford to Los Angeles flights
Boise to San Diego flights
Redmond to Las Vegas flights
Portland to Santa Barbara flights
Boise to San Francisco flights
Boise to Burbank flights
Portland to Long Beach flights
Medford to San Diego flights
Redmond to Los Angeles flights
Boise to Ontario flights
Eugene to San Diego flights
Eugene to Ontario flights
Redmond to San Diego flights
Boise to Reno flights
Redmond to San Francisco flights
Boise to Oakland flights
Boise to San Jose flights
Medford to San Francisco flights
Redmond to Ontario flights
Medford to Ontario flights
Portland to Fresno flights
Eugene to Burbank flights
Eugene to Palm Springs flights
Portland to Arcata flights
Portland to Medford flights
Eugene to Santa Ana flights
Portland to Monterey flights
Eugene to San Jose flights
Medford to Las Vegas flights

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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$36Average$98FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$48Average$123FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$74Average$244FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$78Average$254FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$102Average$227FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$125Average$237FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$133Average$256FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.