Pittsburgh to Seattle (PIT–SEA) — Airlines, Schedules & Connections

PIT Airport Page →
2,120 mi airlines 7/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 35m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
AS412
AS Alaska
7M9
8:00 PM
EDT
10:13 PM
MDT
4h 13m
M T W T F S S
Prices
AS412
AS Alaska
7M9
11:30 AM
MDT
6:59 PM
EDT
5h 29m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Pittsburgh to Seattle
1 carrier, 7 flights/week nonstop.
1 Airlines 7 Flights/wk 2,120 mi 4h 13m nonstop -2h behind 49 1-stop hubs

PIT–SEA is served by 1 airline with nonstop service. Alaska Airlines leads the route. The flight covers 2,120 miles in approximately 4h 13m. Beyond nonstop, 49 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop PIT–SEA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines 7 7M9 4h13 40% Oneworld
Aircraft on this route
7M9 Boeing 737 MAX 9 – AS
Alliance coverage
Oneworld: AS (7 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, PIT to SEA direction.
Mon
1
flight
Tue
1
flight
Wed
1
flight
Thu
1
flight
Fri
1
flight
Sat
1
flight
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
7
Outbound / wk
7
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for PIT to SEA.
1-STOP
One-Stop Connections
49
Hubs
~5h
Fastest
~31h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,706
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
PIT → SEA
40%
Frequent delays expected. Consider flexible booking.
Departing
40%
Arriving
100%
Return
SEA → PIT
94%
Generally reliable. Most flights run on time.
Departing
94%
Arriving
67%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. PIT delays → SEA delays →

Other ways to reach Seattle from Pittsburgh

Nearby airports with service to Seattle–Tacoma International Airport.
Metric PIT→SEA CLE→SEA
Distance from PIT 106 mi
Nonstop airlines 1 1
Weekly flights 7 10
Flight time 4h 13m 5h 13m
Departure OTP 40%
Airports within 200 miles of PIT with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Seattle is 2 hours behind Pittsburgh.
PIT: EDT · SEA: MDT

When it's 6:00 PM in Pittsburgh, it's 4:00 PM in Seattle.
Distance & Flight Time
2,120 mi / 3,411 km
Nonstop flight time is approximately 4h 13m.
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.

PIT–SEA Quick Facts

Key statistics for the Pittsburgh to Seattle route.
Route details
Distance2,120 mi / 3,411 km
Flight time4h 13m
Time difference-2 hours
Airlines (nonstop)1
Weekly flights7 out / 7 return
1-stop connections49 hubs
Origin: PIT
IATA / ICAOPIT / KPIT
TimezoneAmerica/Detroit
Passengers/yr9.7M
Elevation1,203 ft / 367 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Boise
Passengers/yr52.6M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about PIT to SEA flights.
Nonstop flights from Pittsburgh International Airport to Seattle–Tacoma International Airport take approximately 4h 13m. The route covers 2,120 miles.
1 airline operates nonstop service: Alaska Airlines.
There are approximately 7 nonstop flights per week from PIT to SEA. The return direction has about 7 weekly flights.
Yes, 1-stop connections are available through ASE, MEM, FTW, GEG, CHS, CVG, OMA, HOU, EGE, SJC, AFW, MSY, BWI, MSP, DTW, CUN, DCA, ATL, AUS, IAD, ORD, MIA, BNA, PHL, MDW, CLE, DFW, JFK, RDU, MCO, DEN, SFO, IAH, LAS, EWR, SLC, CLT, TPA, PHX, PVG, BOS, LHR, FLL, DAL, LAX, STL, YYZ, CMH and RSW. These options provide additional schedule flexibility.
Seattle is 2 hours behind Pittsburgh.
Yes, return flights from SEA to PIT are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CLE. 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 PIT to SEA

Pittsburgh International Airport (PIT) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines. With 7 weekly departures, this is a regularly served route.

PIT to SEA Flight Duration and Schedule

Nonstop flight time from PIT to SEA ranges from 4 hours 13 minutes. The route covers a distance of 2,120 miles (3,411 km). There are approximately 7 weekly flights outbound and 7 return, totaling 14 flights per week in both directions.

Connecting Options and Alternatives

49 one-stop connections are available, with the fastest taking approximately 5 hours via ASE. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cleveland (CLE).