HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$98+ Cheap flights from Santa Rosa to Portland (STS - PDX)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PDX
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santa Rosa to Portland 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 Rosa Sonoma County to Portland are usually found in January or February, booked 25 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Santa Rosa to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Portland (PDX). 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 July 28, 2025.

Round-trip from

$174
(Trip.com)

One-way from

$98
(Hawaiian Airlines)

Popular in

December

Cheapest in

January

Average price

$329

Good round-trip deal

$261 or less

Good one-way deal

$157 or less
From Santa Rosa Sonoma County to Portland
Search Deals
One-way flight from Santa Rosa Sonoma County to Portland
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Santa Rosa Sonoma County to Portland.
Search Deals
Price to beat on a one-way flight from Santa Rosa Sonoma County to Portland.
Search Deals

Find flight deals from Santa Rosa to Portland

Cheapest flights from Santa Rosa to Portland
Explore the most affordable flight options available from Santa Rosa to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Trip.com deal was found by Cheapflights users on 7/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/911:54 amSTS - PDX
Nonstop1h 42mHawaiian Airlines
Tue 9/167:00 amPDX - STS
Nonstop1h 48mHawaiian Airlines
Deal found 7/25$174
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:47 pmSTS - PDX
Nonstop1h 32mAlaska Airlines
Sun 9/77:00 amPDX - STS
Nonstop1h 48mAlaska Airlines
Deal found 7/27$177

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Portland 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 28, 2025.
Use the filters below to find and compare flights from Santa Rosa to Portland that are best for you.

Fly from

Santa Rosa

Fly to

Portland

Route

Depart

Return

Price

Santa RosaPortland

STS - PDX

STSPDX

Santa Rosa Sonoma County

Tue 9/9

11:54 am-1:36 pm

Nonstop1h 42m

Portland

Tue 9/16

7:00 am-8:48 am

Nonstop1h 48m

$174

Santa RosaPortland

STS - PDX

STSPDX

Santa Rosa Sonoma County

Tue 8/19

6:47 pm-8:19 pm

Nonstop1h 32m

Portland

Sun 9/7

7:00 am-8:48 am

Nonstop1h 48m

$177

Santa RosaPortland

STS - PDX

STSPDX

Santa Rosa Sonoma County

Tue 8/19

3:05 pm-10:01 pm

1 stop6h 56m

$98

Santa RosaPortland

STS - PDX

STSPDX

Santa Rosa Sonoma County

Thu 10/9

6:51 pm-8:33 pm

Nonstop1h 42m

$139

Santa RosaPortland

STS - PDX

STSPDX

Santa Rosa Sonoma County

Mon 8/4

1:01 pm-10:14 pm

2 stops9h 13m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Santa Rosa to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Santa Rosa 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 Rosa to Portland

How far ahead should I book a flight from Santa Rosa to Portland?

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

To ensure you get the cheapest price possible for a flight from Santa Rosa to Portland, you should look to book at least 25 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 Santa Rosa to Portland?

Currently, November is the cheapest month in which you can book a flight from Santa Rosa to Portland (average of $277). Flying from Santa Rosa to Portland in March is currently the most expensive (average of $368). 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 STS to PDX?

Find hourly flight availability from Santa Rosa to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

It’s typically best to fly out from Santa Rosa to Portland at noon. Doing so could potentially save you 15% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Santa Rosa to Portland?

Use this chart to determine the cheapest time to fly round-trip from Santa Rosa to Portland. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Santa Rosa to Portland flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Santa Rosa to Portland

Explore weekly flight availability from Santa Rosa to Portland. 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 28, 2025.

The most flights from STS to PDX are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated July 28, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and American Airlines from Santa Rosa to Portland. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
2,604 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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 Santa Rosa to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Santa Rosa to Portland?

    To fly from Santa Rosa to Portland, you need to book a flight from Sonoma County (STS) to Portland (PDX). Nonstop flights to Portland from Santa Rosa Sonoma County take 1h 32m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Sonoma County to Portland offered by 2 different airlines.

  • How popular is this Santa Rosa to Portland flight route?

    This flight path from Santa Rosa Sonoma County to Portland was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Santa Rosa to Portland round-trip?

    Hawaiian Airlines, at $174, was found to be the cheapest airline from Santa Rosa to Portland. An alternate airline flying to your destination would be Alaska Airlines. Hawaiian Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Santa Rosa to Portland one-way?

    The cheapest airlines for a one-way flight from Santa Rosa to Portland are Hawaiian Airlines ($98), Alaska Airlines ($139), and American Airlines ($562).

  • What are the most reliable airlines from Santa Rosa to Portland?

    The top 3 most reliable airlines when flying from Santa Rosa to Portland are SkyWest Airlines (84%), Alaska Airlines (82%) and Hawaiian Airlines (82%).

  • What are the cheapest flights from Santa Rosa to Portland?

    Looking for the cheapest flight from Santa Rosa to Portland? While on average our users pay $316, our data indicates the cheapest price to be $118. The most popular route (Santa Rosa Sonoma County - Portland), is priced around $157.

  • Can I find deals for flights from Santa Rosa to Portland that include hotel bookings?

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

  • How can I find direct flights from Santa Rosa to Portland?

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

  • Can I find deals for business class flights from Santa Rosa to Portland?

    Yes. Cheapflights offers flight deals from Santa Rosa to Portland 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 Santa Rosa to Portland?

    Currently, November is the cheapest month in which you can book a flight from Santa Rosa to Portland (average of $277). Flying from Santa Rosa to Portland in March is currently the most expensive (average of $368). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Astoria
Cannon Beach
Long Beach
Longview
Tigard
Depoe Bay
Woodburn
Stevenson
Wilsonville
Pacific City
Troutdale
Tillamook

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 Santa Rosa to Portland

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

Top 2 airlines flying from Santa Rosa to Portland

Discover the top 2 airlines that operate flights from Santa Rosa to Portland. 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$176Average$313FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$187Average$317FlexibilityNo cancel feeOn-time85%

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.