$79+ Cheap flights from Santa Rosa to Portland (STS - PDX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PDX
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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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 April, booked 86 days in advance, depart on a Saturday or Friday and return on a Tuesday
Cheap flight deals from Santa Rosa to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Santa Rosa to PortlandExplore 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 September 11, 2026.
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 September 11, 2026.
This Southwest deal was found by Cheapflights users on 9/6. 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.
Tue 10/66:35 am -
1 stop6h 25m
Tue 10/273:30 pm -
1 stop6h 15m
Deal found 9/6![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:35 am -
2 stops8h 30m
Sat 10/172:10 pm -
1 stop5h 50m
Deal found 9/7![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 9/10. 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 10/177:25 am -
2 stops7h 10m
Sat 10/248:45 am -
2 stops11h 15m
Deal found 9/10![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 9/7. 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 10/247:25 am -
1 stop12h 10m
Wed 11/41:15 pm -
2 stops8h 15m
Deal found 9/7![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 9/10. 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.
Fri 12/46:45 am -
1 stop5h 30m
Mon 12/71:15 pm -
2 stops8h 15m
Deal found 9/10![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 9/8. 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.
Fri 10/234:50 pm -
2 stops6h 40m
Mon 10/262:55 pm -
2 stops8h 25m
Deal found 9/8![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 9/8. 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.
Thu 10/83:10 pm -
1 stop9h 25m
Thu 10/152:55 pm -
2 stops8h 25m
Deal found 9/8![Southwest logo]()
$199
This Southwest deal was found by Cheapflights users on 9/8. 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 10/37:25 am -
2 stops7h 10m
Sat 10/105:50 am -
1 stop6h 10m
Deal found 9/8![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 9/7. 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 10/37:25 am -
2 stops7h 10m
Wed 10/712:20 pm -
2 stops9h 25m
Deal found 9/7![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/163:10 pm -
2 stops8h 00m
Tue 10/203:30 pm -
1 stop6h 15m
Deal found 9/9![Southwest logo]()
$237
Best flights from Santa Rosa to PortlandDiscover carefully curated flight deals from Santa Rosa to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Santa Rosa to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Southwest deal was found by Cheapflights users on 9/10. 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 10/177:25 am -
1 stop6h 35m
Sat 10/245:50 am -
1 stop6h 10m
Deal found 9/10![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/226:19 am -
1 stop14h 21m
Wed 10/287:09 am -
1 stop12h 41m
Deal found 9/8![Alaska Airlines logo]()
$243
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 10/66:19 am -
1 stop14h 21m
Wed 10/141:49 pm -
1 stop6h 01m
Deal found 9/8![Alaska Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 9/10. 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 10/247:25 am -
1 stop12h 10m
Sun 10/254:10 pm -
1 stop7h 25m
Deal found 9/10![Southwest logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 10/178:07 am -
Nonstop1h 43m
Sat 10/241:49 pm -
1 stop6h 01m
Deal found 9/10![Alaska Airlines logo]()
$260
This Southwest deal was found by Cheapflights users on 9/7. 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 10/286:35 am -
1 stop6h 25m
Sun 11/11:45 pm -
2 stops8h 55m
Deal found 9/7![Southwest logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/304:35 pm -
1 stop16h 56m
Tue 11/35:52 pm -
1 stop21h 37m
Deal found 9/10![Alaska Airlines logo]()
$263
This Southwest deal was found by Cheapflights users on 9/7. 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.
Thu 10/156:00 am -
2 stops7h 55m
Mon 10/191:10 pm -
2 stops10h 10m
Deal found 9/7![Southwest logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 10/66:19 am -
1 stop11h 59m
Sat 10/107:09 am -
1 stop7h 43m
Deal found 9/8![Alaska Airlines logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 12/46:47 pm -
Nonstop1h 32m
Mon 12/72:49 pm -
1 stop19h 44m
Deal found 9/10![Alaska Airlines logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 11/102:13 pm -
1 stop6h 34m
Thu 11/128:08 am -
1 stop4h 10m
Deal found 9/11![Alaska Airlines logo]()
$280
Last-minute flights from Santa Rosa to PortlandDiscover last-minute flight deals from Santa Rosa to Portland. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Portland. Data last updated September 11, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/8. 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 10/37:25 am -
2 stops7h 10m
Sat 10/105:50 am -
1 stop6h 10m
Deal found 9/8![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 9/7. 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 10/37:25 am -
2 stops7h 10m
Wed 10/712:20 pm -
2 stops9h 25m
Deal found 9/7![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 9/6. 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.
Tue 10/66:35 am -
1 stop6h 25m
Tue 10/273:30 pm -
1 stop6h 15m
Deal found 9/6![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 9/7. 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.
Tue 10/66:35 am -
2 stops8h 30m
Sat 10/172:10 pm -
1 stop5h 50m
Deal found 9/7![Southwest logo]()
$162
This Southwest deal was found by Cheapflights users on 9/8. 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.
Thu 10/83:10 pm -
1 stop9h 25m
Thu 10/152:55 pm -
2 stops8h 25m
Deal found 9/8![Southwest logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 10/146:19 am -
1 stop14h 21m
Wed 10/217:09 am -
1 stop12h 41m
Deal found 9/9![Alaska Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 9/9. 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.
Fri 10/163:10 pm -
2 stops8h 00m
Tue 10/203:30 pm -
1 stop6h 15m
Deal found 9/9![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 9/10. 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 10/177:25 am -
2 stops7h 10m
Sat 10/248:45 am -
2 stops11h 15m
Deal found 9/10![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 9/8. 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.
Fri 10/234:50 pm -
2 stops6h 40m
Mon 10/262:55 pm -
2 stops8h 25m
Deal found 9/8![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 9/7. 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 10/247:25 am -
1 stop12h 10m
Wed 11/41:15 pm -
2 stops8h 15m
Deal found 9/7![Southwest logo]()
$168
One-way flights from Santa Rosa to PortlandSearch for one-way flight options from Santa Rosa to Portland. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Santa Rosa to Portland. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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.
Tue 12/86:45 am -
1 stop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$79
This Southwest deal was found by Cheapflights users on 9/8. 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.
Fri 11/132:15 pm -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$89
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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 9/306:16 am -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$122
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/16:16 am -
1 stop12h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Alaska Airlines logo]()
$127
This Southwest deal was found by Cheapflights users on 9/7. 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.
Thu 10/16:00 am -
2 stops7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southwest logo]()
$144
This Delta deal was found by Cheapflights users on 9/7. 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 10/711:21 am -
1 stop4h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$149
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 10/264:49 pm -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$159
Find 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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (Southwest) |
One-way from | $79 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $337 |
Good round-trip deal | $348 or less |
Good one-way deal | $198 or less |
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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Santa Rosa to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Tue 12/8
6:45 am-12:15 pm
1 stop5h 30m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Mon 10/26
4:35 pm-1:50 pm
1 stop21h 15m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$127
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Thu 10/1
6:00 am-1:55 pm
2 stops7h 55m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$144
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Tue 10/20
4:49 pm-11:47 pm
1 stop6h 58m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Sat 10/17
7:25 am-2:00 pm
1 stop6h 35m
Portland
Sat 10/24
5:50 am-12:00 pm
1 stop6h 10m
$157
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Sun 10/11
4:49 pm-11:47 pm
1 stop6h 58m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Thu 10/22
4:49 pm-11:47 pm
1 stop6h 58m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
Quickest round-trip
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Thu 12/24
6:48 pm-8:35 pm
Nonstop1h 47m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$219
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Thu 12/17
4:50 pm-12:01 am
1 stop7h 11m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$239
Santa RosaPortland
STS Santa Rosa Sonoma County - PDX Portland
STSPDX
Santa Rosa Sonoma County
Wed 10/7
11:21 am-4:10 pm
1 stop4h 49m
Portland
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$239
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Santa Rosa to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Portland in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Santa Rosa-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Santa Rosa-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
STS-PDX
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
Prices
Airlines
How far ahead should I book a flight from Santa Rosa to Portland?
To ensure you get the cheapest price possible for a flight from Santa Rosa to Portland, you should look to book at least 59 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, January is the cheapest month in which you can book a flight from Santa Rosa to Portland (average of $190). Flying from Santa Rosa to Portland in June is currently the most expensive (average of $467). 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 September 11, 2026.
It’s typically best to fly out from Santa Rosa to Portland in the afternoon. Doing so could potentially save you 25% on the flight price compared to flying in the morning, 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 September 5, 2026.
Travelers seeking maximum savings on their Santa Rosa to Portland flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 September 11, 2026.
Read reviews from past customers who have flown Alaska 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.
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
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Durham
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Lake Oswego
Vancouver
Kelso
Troutdale
Clackamas
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Hillsboro
Astoria
Gresham
Silverton
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Santa Rosa and Portland flights
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Top airline flying from Santa Rosa to Portland
Discover the top airline 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$305 | FlexibilityNo cancel fee | On-time75% |