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Cheap flights from Santa Rosa to Portland from $361

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Portland departing on 12/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Santa Rosa to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
4:50 pm - 9:45 am
STS
-
PWM
13h 55m
2 stops
Southwest Logo
5:35 am - 1:25 pm
PWM
-
STS
10h 50m
2 stops
$494Southwest
Fri, Oct 2 - Sat, Oct 10
Southwest Logo
1:40 pm - 9:50 am
STS
-
PWM
17h 10m
2 stops
Southwest Logo
5:55 am - 2:20 pm
PWM
-
STS
11h 25m
2 stops
$500Southwest
Wed, Sep 23 - Mon, Sep 28
Delta Logo
4:55 pm - 6:07 pm
STS
-
PWM
22h 12m
2 stops
Delta Logo
6:00 am - 4:08 pm
PWM
-
STS
13h 08m
2 stops
$580Delta
Fri, Nov 20 - Sun, Nov 22
Delta Logo
11:25 am - 9:30 am
STS
-
PWM
19h 05m
2 stops
Delta Logo
4:50 pm - 10:39 am
PWM
-
STS
20h 49m
2 stops
$760Delta
Sat, Nov 21 - Sun, Nov 22
Delta Logo
11:25 am - 9:30 am
STS
-
PWM
19h 05m
2 stops
Delta Logo
4:50 pm - 10:39 am
PWM
-
STS
20h 49m
2 stops
$763Delta
Fri, Nov 20 - Sat, Nov 21
Southwest Logo
6:00 am - 9:00 pm
STS
-
PWM
12h 00m
2 stops
Southwest Logo
6:10 am - 11:35 pm
PWM
-
STS
20h 25m
2 stops
$781Southwest
Sat, Sep 12 - Sun, Sep 20
Delta Logo
4:55 pm - 9:30 am
STS
-
PWM
13h 35m
2 stops
Delta Logo
6:30 am - 4:08 pm
PWM
-
STS
12h 38m
2 stops
$839Delta
Mon, Nov 23 - Fri, Nov 27
Southwest Logo
4:55 pm - 9:45 am
STS
-
PWM
13h 50m
2 stops
Southwest Logo
7:40 am - 10:35 pm
PWM
-
STS
17h 55m
2 stops
$860Southwest
Sun, Aug 2 - Thu, Aug 6
Southwest Logo
6:00 am - 10:05 pm
STS
-
PWM
13h 05m
2 stops
Southwest Logo
6:10 am - 11:35 pm
PWM
-
STS
20h 25m
2 stops
$1,040Southwest
Wed, Aug 5 - Sun, Aug 9

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Southwest flights from Santa Rosa to Portland, Maine

Our best Southwest deals on Santa Rosa to Portland, Maine flight tickets
Southwest
Oct 2
STS4:50 pmSanta Rosa Sonoma County
13h 55m
2 stops
PWM9:45 amPortland
Oct 10
PWM5:35 amPortland
10h 50m
2 stops
STS1:25 pmSanta Rosa Sonoma County
$494
Southwest
Sep 23
STS1:40 pmSanta Rosa Sonoma County
17h 10m
2 stops
PWM9:50 amPortland
Sep 28
PWM5:55 amPortland
11h 25m
2 stops
STS2:20 pmSanta Rosa Sonoma County
$500
Southwest
Sep 12
STS6:00 amSanta Rosa Sonoma County
12h 00m
2 stops
PWM9:00 pmPortland
Sep 20
PWM6:10 amPortland
20h 25m
2 stops
STS11:35 pmSanta Rosa Sonoma County
$781

Delta flights from Santa Rosa to Portland, Maine

Our best Delta deals on Santa Rosa to Portland, Maine flight tickets
Delta
Nov 20
STS4:55 pmSanta Rosa Sonoma County
22h 12m
2 stops
PWM6:07 pmPortland
Nov 22
PWM6:00 amPortland
13h 08m
2 stops
STS4:08 pmSanta Rosa Sonoma County
$580
Delta
Nov 21
STS11:25 amSanta Rosa Sonoma County
19h 05m
2 stops
PWM9:30 amPortland
Nov 22
PWM4:50 pmPortland
20h 49m
2 stops
STS10:39 amSanta Rosa Sonoma County
$760
Delta
Nov 20
STS11:25 amSanta Rosa Sonoma County
19h 05m
2 stops
PWM9:30 amPortland
Nov 21
PWM4:50 pmPortland
20h 49m
2 stops
STS10:39 amSanta Rosa Sonoma County
$763

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Portland, Maine 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, momondo users made 832,500 searches. Data last updated July 22, 2026.
Use the filters below to find and compare flights from Santa Rosa to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Fri 10/2

4:50 pm-9:45 am

2 stops13h 55m

Portland

Sat 10/10

5:35 am-1:25 pm

2 stops10h 50m

$494

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Wed 9/23

1:40 pm-9:50 am

2 stops17h 10m

Portland

Mon 9/28

5:55 am-2:20 pm

2 stops11h 25m

$500

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Fri 11/20

4:55 pm-6:07 pm

2 stops22h 12m

Portland

Sun 11/22

6:00 am-4:08 pm

2 stops13h 08m

$580

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Sat 11/21

11:25 am-9:30 am

2 stops19h 05m

Portland

Sun 11/22

4:50 pm-10:39 am

2 stops20h 49m

$760

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Fri 11/20

11:25 am-9:30 am

2 stops19h 05m

Portland

Sat 11/21

4:50 pm-10:39 am

2 stops20h 49m

$763

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Sat 9/12

6:00 am-9:00 pm

2 stops12h 00m

Portland

Sun 9/20

6:10 am-11:35 pm

2 stops20h 25m

$781

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Mon 11/23

4:55 pm-9:30 am

2 stops13h 35m

Portland

Fri 11/27

6:30 am-4:08 pm

2 stops12h 38m

$839

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Sun 8/2

4:55 pm-9:45 am

2 stops13h 50m

Portland

Thu 8/6

7:40 am-10:35 pm

2 stops17h 55m

$860

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Wed 8/5

6:00 am-10:05 pm

2 stops13h 05m

Portland

Sun 8/9

6:10 am-11:35 pm

2 stops20h 25m

$1,040
Cheapest one-way

Santa RosaPortland

STS - PWM

STSPWM

Santa Rosa Sonoma County

Sun 12/20

4:55 pm-4:10 pm

2 stops20h 15m

$361

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Santa Rosa to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Santa Rosa Sonoma County to Portland?

Delta and American Airlines are the most popular carriers operating from Santa Rosa Sonoma County to Portland

What airlines fly to Portland, Maine?

JetBlue, United Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from Santa Rosa according to our data. JetBlue is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 9 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Santa Rosa to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Rosa to Portland, Maine (STS to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Portland, Maine

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Santa Rosa to Portland, Maine takes 13h 05m
There are no direct flights from Santa Rosa to Portland, Maine. There are no popular flight routes from Santa Rosa to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Santa Rosa to Portland, Maine

  • How far is Santa Rosa Sonoma County to Portland by plane?

    The straight-line distance from Santa Rosa Sonoma County to Portland is 2709.5 mi. 13h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Portland Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Portland Airport refresh daily.

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Portland Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Conway
Freeport
Bartlett
Gorham
Auburn
Windham
Bath
Intervale
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Santa Rosa.

Can I find flights from Santa Rosa to Portland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Portland from Santa Rosa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Santa Rosa to Portland?

momondo provides multiple filters to help you find the best flight to Portland from Santa Rosa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Santa Rosa to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Santa Rosa to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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