San José (Alajuela) to Seattle (SJO–SEA) — Airlines, Schedules & Connections

SJO Airport Page →
3,407 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 22 1-stop flights Verified 3mos ago
No nonstop service between SJO and SEA. Nearest airports to SJO with scheduled service: Tobías Bolaños International Airport (SYQ, 5 mi) · Quepos Managua Airport (XQP, 38 mi) · La Fortuna Arenal Airport (FON, 41 mi)
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

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.

Last scheduled nonstop: Apr 2026.

✦ 1-Stop connections via 10 hubs
HOU Houston 9h 27m WN WN Houston (HOU) to Seattle flights
DEN Denver 9h 41m UAWN 8CASAY Denver (DEN) to Seattle flights
DFW Dallas-Fort Worth 9h 44m AA AAASAY Dallas-Fort Worth (DFW) to Seattle flights
LAX Los Angeles 9h 53m ASUA AAAFAM Los Angeles (LAX) to Seattle flights
SFO San Francisco 9h 56m UA AFAMAS San Francisco (SFO) to Seattle flights
IAH Houston 10h 13m ACUA ASBRJL Houston (IAH) to Seattle flights
MCO Orlando 10h 15m F9Q6WN ASDLJL Orlando (MCO) to Seattle flights
ATL Atlanta 10h 23m AFDLKL AFAMAS Atlanta (ATL) to Seattle flights
ORD Chicago 11h 1m UA AAAFAS Chicago (ORD) to Seattle flights
MIA Miami 12h 21m AAACAV AAASCI Miami (MIA) to Seattle flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
San José (Alajuela) to Seattle
Connecting service available through multiple hubs.
3,407 mi 6h 32m nonstop -1h behind

While no nonstop service exists between SJO and SEA, 1-stop connecting options are available.

Connection Landscape

1-stop and 2-stop options for SJO to SEA.
1-STOP
One-Stop Connections
22
Hubs
~9h
Fastest
~40h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,603
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
SJO → SEA
86%
Generally reliable. Most flights run on time.
Arriving
86%
Return
SEA → SJO
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 San José (Alajuela)

Nearby airports with service to Seattle–Tacoma International Airport.
Metric SJO→SEA LIR→SEA
Distance from SJO 100 mi
Nonstop airlines 1
Weekly flights
Flight time 6h 32m 7h 49m
Airports within 200 miles of SJO with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Seattle is 1 hour behind San José (Alajuela).
SJO: CST · SEA: PDT

When it's 6:00 PM in San José (Alajuela), it's 5:00 PM in Seattle.
Distance & Flight Time
3,407 mi / 5,483 km
Nonstop flight time is approximately 6h 32m 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.

SJO–SEA Quick Facts

Key statistics for the San José (Alajuela) to Seattle route.
Route details
Distance3,407 mi / 5,483 km
Flight time6h 32m
Time difference-1 hour
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: SJO
IATA / ICAOSJO / MROC
TimezoneAmerica/Costa_Rica
Passengers/yr7.5M
Elevation3,021 ft / 921 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr50.8M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about SJO to SEA flights.
Nonstop flights from Juan Santamaría International Airport to Seattle–Tacoma International Airport take about 6h 32m gate to gate. The route covers 3,407 miles.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include William P. Hobby, Denver and Dallas Fort Worth.
Seattle is 1 hour behind San José (Alajuela).
Nearby alternatives include LIR. 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 SJO to SEA

Juan Santamaría International Airport (SJO) and Seattle–Tacoma International Airport (SEA) are connected through multiple connecting hub airports.

SJO to SEA Flight Duration and Schedule

Nonstop flight time from SJO to SEA is about 6 hours 32 minutes gate to gate. The route covers a distance of 3,407 miles (5,483 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via William P. Hobby, Denver and Dallas Fort Worth. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Liberia (LIR).