Santa Rosa to Seattle (STS–SEA) — Airlines, Schedules & Connections

STS Airport Page →
618 mi airlines charter/private 33/wk
On-time Some delays Frequent delays
Flight Schedule 11 flights Verified 12m ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AY2552cs
AY Finnair
73H
12:52 PM
PDT
2:55 PM
PDT
2h 3m
M T W T F S S
Prices
AS1322+1
AS Alaska
738
12:52 PM
PDT
2:55 PM
PDT
2h 3m
M T W T F S S
Prices
QR8812
QR Qatar
73H
1:09 PM
PDT
3:15 PM
PDT
2h 6m
M T W T F S S
Prices
AS3044
AS Alaska
E75
5:35 PM
PDT
7:42 PM
PDT
2h 7m
M T W T F S S
Prices
JL5462+3
JL Japan
E75L
7:46 PM
PDT
9:48 PM
PDT
2h 2m
M T W T F S S
Prices
QR2031
QR Qatar
E75
8:19 PM
PDT
10:26 PM
PDT
2h 7m
M T W T F S S
Prices
AS1321+1
AS Alaska
73H
9:54 AM
PDT
11:58 AM
PDT
2h 4m
27%
M T W T F S S
Prices
AS3410+1
AS Alaska
E75
8:44 PM
PDT
10:51 PM
PDT
2h 7m
27%
M T W T F S S
Prices
QR3397
QR Qatar
E75
8:44 PM
PDT
10:51 PM
PDT
2h 7m
34%
M T W T F S S
Prices
AY3953cs
AY Finnair
E75
8:44 PM
PDT
10:51 PM
PDT
2h 7m
17%
M T W T F S S
Prices
JL5446+3
JL Japan
E75L
8:57 PM
PDT
10:57 PM
PDT
2h
50%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
PDX Portland 3h 37m AS AFAMAS Portland (PDX) to Seattle flights
LAX Los Angeles 5h 16m ASAYEJA AAAFAM Los Angeles (LAX) to Seattle flights
BUR Burbank 5h 18m ASWN ASAYFI Burbank (BUR) to Seattle flights
LAS Las Vegas 5h 26m ASWN AFAMAS Las Vegas (LAS) to Seattle flights
SAN San Diego 5h 30m ASWNYE AFASAY San Diego (SAN) to Seattle flights
SNA Santa Ana 5h 31m ASEJA AFASAY Santa Ana (SNA) to Seattle flights
PHX Phoenix 6h 4m AACTF AAAFAS Phoenix (PHX) to Seattle flights
ONT Ontario 6h 17m AS ASDLF9 Ontario (ONT) to Seattle flights
DEN Denver 6h 32m WN 8CASAY Denver (DEN) to Seattle flights
DFW Dallas-Fort Worth 8h 57m AA AAASAY Dallas-Fort Worth (DFW) to Seattle flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Santa Rosa to Seattle
1 carrier, 33 flights/week nonstop.
1 Airlines 618 mi 2h 5m nonstop

STS–SEA is served by 1 airline with nonstop service. Alaska Airlines leads the route. The flight covers 618 miles in approximately 2h 5m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop STS–SEA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines Also: AY, JL, QR 14 738, E75 2h03-2h07 Oneworld AY, JL, QR
Aircraft on this route
738 Boeing 737-800 – AS
73H Boeing 737-800 (Winglets) – AY, QR
E75 Embraer E175 – AS, QR
E75L Embraer E175 Long Wing – JL
Alliance coverage
Oneworld: AS (14 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, STS to SEA direction.
Mon
5
flights
Tue
5
flights
Wed
4
flights
Thu
4
flights
Fri
5
flights
Sat
5
flights
Sun
5
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
6
Nonstop flights
33
Outbound / wk
32
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STS to SEA.
1-STOP
One-Stop Connections
10
Hubs
~3h
Fastest
~8h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
612
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
STS → SEA
98%
Generally reliable. Most flights run on time.
Arriving
98%
Return
SEA → STS
61%
Moderate delays possible. Allow buffer time.
Departing
61%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SEA delays →

Other ways to reach Seattle from Santa Rosa

Nearby airports with service to Seattle–Tacoma International Airport.
Metric STS→SEA CCR→SEA OAK→SEA
Distance from STS 55 mi 63 mi
Nonstop airlines 1 1 11
Weekly flights 33 118
Flight time 2h 5m 0h 28m 1h 58m
Airports within 200 miles of STS with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Seattle is 0 hours the same as Santa Rosa.
STS: PDT · SEA: PDT

When it's 6:00 PM in Santa Rosa, it's 6:00 PM in Seattle.
Distance & Flight Time
618 mi / 995 km
Nonstop flight time is approximately 2h 5m gate to gate.
Getting from SEA

Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.

Seattle Climate

Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.

Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.

STS–SEA Quick Facts

Key statistics for the Santa Rosa to Seattle route.
Route details
Distance618 mi / 995 km
Flight time2h 5m
Time difference0 hours
Airlines (nonstop)1
Weekly flights33 out / 32 return
1-stop connectionsAvailable
Origin: STS
IATA / ICAOSTS / KSTS
TimezoneAmerica/Los_Angeles
Passengers/yr0.8M
Elevation128 ft / 39 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about STS to SEA flights.
Nonstop flights from Charles M. Schulz Sonoma County Airport to Seattle–Tacoma International Airport take about 2h 5m gate to gate. The route covers 618 miles.
1 airline operates flights from STS to SEA: Alaska Airlines.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Portland, Los Angeles and Hollywood Burbank.
Yes, return flights from SEA to STS are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CCR, OAK and SFO. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from STS to SEA

Charles M. Schulz Sonoma County Airport (STS) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines. With 33 weekly departures, this is a heavily served route.

STS to SEA Flight Duration and Schedule

Nonstop flight time from STS to SEA is about 2 hours 5 minutes gate to gate. The route covers a distance of 618 miles (995 km). There are approximately 33 weekly flights outbound and 32 return, totaling 65 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Portland, Los Angeles and Hollywood Burbank. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Concord (CCR), Oakland (OAK) and San Francisco (SFO).