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Cheap flights from Bellingham to San Francisco from $427

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bellingham to San Francisco departing on 9/30. 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
0 bags

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Find the cheapest flights from Bellingham to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
2:06 pm - 9:56 pm
BLI
-
STS
7h 50m
1 stop
Alaska Airlines Logo
7:00 am - 1:29 pm
STS
-
BLI
6h 29m
1 stop
$427Alaska Airlines
Wed, Sep 30 - Sat, Oct 3
Alaska Airlines Logo
2:06 pm - 11:54 pm
BLI
-
STS
9h 48m
2 stops
Alaska Airlines Logo
5:04 pm - 11:53 pm
STS
-
BLI
6h 49m
1 stop
$441Alaska Airlines
Wed, Sep 30 - Sat, Oct 3
Alaska Airlines Logo
6:00 am - 12:25 pm
BLI
-
STS
6h 25m
1 stop
Alaska Airlines Logo
8:26 pm - 12:07 am
STS
-
BLI
3h 41m
1 stop
$453Alaska Airlines
Sat, May 30 - Tue, Jun 2
Alaska Airlines Logo
5:26 pm - 11:58 am
BLI
-
STS
18h 32m
1 stop
Alaska Airlines Logo
7:03 pm - 10:30 pm
STS
-
BLI
3h 27m
1 stop
$457Alaska Airlines
Mon, Jul 6 - Wed, Jul 15
Alaska Airlines Logo
2:00 pm - 7:46 pm
BLI
-
STS
5h 46m
1 stop
Alaska Airlines Logo
8:26 pm - 12:07 am
STS
-
BLI
3h 41m
1 stop
$470Alaska Airlines
Sat, May 30 - Tue, Jun 2
Alaska Airlines Logo
1:49 pm - 1:37 pm
BLI
-
STS
23h 48m
2 stops
Alaska Airlines Logo
7:03 pm - 10:30 pm
STS
-
BLI
3h 27m
1 stop
$492Alaska Airlines
Mon, Jul 6 - Wed, Jul 15
Alaska Airlines Logo
6:00 am - 12:25 pm
BLI
-
STS
6h 25m
1 stop
Alaska Airlines Logo
7:59 am - 12:07 am
STS
-
BLI
16h 08m
2 stops
$513Alaska Airlines
Sat, May 30 - Tue, Jun 2
Alaska Airlines Logo
5:26 pm - 8:14 pm
BLI
-
STS
26h 48m
2 stops
Alaska Airlines Logo
12:52 pm - 4:46 pm
STS
-
BLI
3h 54m
1 stop
$521Alaska Airlines
Wed, Jun 10 - Sat, Jun 13
Alaska Airlines Logo
8:30 am - 12:26 pm
BLI
-
STS
3h 56m
1 stop
Alaska Airlines Logo
12:52 pm - 4:46 pm
STS
-
BLI
3h 54m
1 stop
$526Alaska Airlines
Wed, Jun 10 - Sat, Jun 13
Alaska Airlines Logo
7:00 am - 11:54 pm
BLI
-
STS
16h 54m
2 stops
Alaska Airlines Logo
1:58 pm - 10:35 pm
STS
-
BLI
8h 37m
2 stops
$554Alaska Airlines
Wed, Sep 30 - Sat, Oct 3

Alaska Airlines flights from Bellingham to Santa Rosa

Our best Alaska Airlines deals on Bellingham to Santa Rosa flight tickets
Alaska Airlines
Sep 30
BLI2:06 pmBellingham
7h 50m
1 stop
STS9:56 pmSanta Rosa Sonoma County
Oct 3
STS7:00 amSanta Rosa Sonoma County
6h 29m
1 stop
BLI1:29 pmBellingham
$427
Alaska Airlines
Sep 30
BLI2:06 pmBellingham
9h 48m
2 stops
STS11:54 pmSanta Rosa Sonoma County
Oct 3
STS5:04 pmSanta Rosa Sonoma County
6h 49m
1 stop
BLI11:53 pmBellingham
$441
Alaska Airlines
May 30
BLI6:00 amBellingham
6h 25m
1 stop
STS12:25 pmSanta Rosa Sonoma County
Jun 2
STS8:26 pmSanta Rosa Sonoma County
3h 41m
1 stop
BLI12:07 amBellingham
$453

momondo Fare Finder

 
Customize your flight search to find flights from Bellingham to Santa Rosa 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 May 17, 2026.
Use the filters below to find and compare flights from Bellingham to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Wed 9/30

2:06 pm-9:56 pm

1 stop7h 50m

Santa Rosa Sonoma County

Sat 10/3

7:00 am-1:29 pm

1 stop6h 29m

$427

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Wed 9/30

2:06 pm-11:54 pm

2 stops9h 48m

Santa Rosa Sonoma County

Sat 10/3

5:04 pm-11:53 pm

1 stop6h 49m

$441

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Sat 5/30

6:00 am-12:25 pm

1 stop6h 25m

Santa Rosa Sonoma County

Tue 6/2

8:26 pm-12:07 am

1 stop3h 41m

$453

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Mon 7/6

5:26 pm-11:58 am

1 stop18h 32m

Santa Rosa Sonoma County

Wed 7/15

7:03 pm-10:30 pm

1 stop3h 27m

$457

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Sat 5/30

2:00 pm-7:46 pm

1 stop5h 46m

Santa Rosa Sonoma County

Tue 6/2

8:26 pm-12:07 am

1 stop3h 41m

$470

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Mon 7/6

1:49 pm-1:37 pm

2 stops23h 48m

Santa Rosa Sonoma County

Wed 7/15

7:03 pm-10:30 pm

1 stop3h 27m

$492

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Sat 5/30

6:00 am-12:25 pm

1 stop6h 25m

Santa Rosa Sonoma County

Tue 6/2

7:59 am-12:07 am

2 stops16h 08m

$513

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Wed 6/10

5:26 pm-8:14 pm

2 stops26h 48m

Santa Rosa Sonoma County

Sat 6/13

12:52 pm-4:46 pm

1 stop3h 54m

$521
Quickest round-trip

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Wed 6/10

8:30 am-12:26 pm

1 stop3h 56m

Santa Rosa Sonoma County

Sat 6/13

12:52 pm-4:46 pm

1 stop3h 54m

$526

BellinghamSanta Rosa

BLI - STS

BLISTS

Bellingham

Wed 9/30

7:00 am-11:54 pm

2 stops16h 54m

Santa Rosa Sonoma County

Sat 10/3

1:58 pm-10:35 pm

2 stops8h 37m

$554

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Bellingham to Santa Rosa

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

Cheap Bellingham to Santa Rosa (BLI to STS) flight deals and tips

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

Fastest flight time

5h 46m

Direct flights

None
The fastest flight from Bellingham to Santa Rosa takes 5h 46m
There are no direct flights from Bellingham to Santa Rosa. There are no popular flight routes from Bellingham to Santa Rosa.
Search flight deals

Frequently asked questions about flying from Bellingham to Santa Rosa

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

    The distance between Bellingham and Santa Rosa Sonoma County is about 712.6 mi. Typically, this will take 5h 46m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Bellingham Airport to Santa Rosa Sonoma County Airport?

  • How old do you have to be to fly from Bellingham Airport to Santa Rosa Sonoma County 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 Bellingham Airport to Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The travel and health documents you'll need for your trip to Santa Rosa Sonoma County 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 Santa Rosa Sonoma County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Bellingham to Santa Rosa?

Best airlines flying from Bellingham to Santa Rosa

Compare and see reviews for airlines that fly from Bellingham to Santa Rosa with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $274Free CancellationRating
7.9
12,377 reviews
Search Alaska Airlines flights

Frequently asked questions about flying from Bellingham to Santa Rosa

  • How do I get Price Alerts for flights from Bellingham to Santa Rosa?

    Confirm your travel details to search for the latest offers for flights from Bellingham to Santa Rosa. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Bellingham to Santa Rosa with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Fort Bragg
Mendocino
Ukiah
Little River
Point Arena

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bellingham to Santa Rosa. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Santa Rosa from Bellingham on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Bellingham and Santa Rosa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Bellingham to Santa Rosa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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