Seattle to Pasco (SEA–PSC) — Airlines, Schedules & Connections

SEA Airport Page →
172 mi airlines 157/wk
On-time Some delays Frequent delays
Flight Schedule 53 flights Verified 44m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AS2140
AS Alaska
E75
10:01 AM
PDT
11:04 AM
PDT
1h 3m
M T W T F S S
Prices
WS7561
WS WestJet
E7W
10:35 AM
PDT
11:46 AM
PDT
1h 11m
M T W T F S S
Prices
DL3992+2
DL Delta
E7W
10:40 AM
PDT TA
11:48 AM
PDT
1h 8m
M T W T F S S
Prices
WS7240
WS WestJet
E7W
10:40 AM
PDT
11:48 AM
PDT
1h 8m
M T W T F S S
Prices
AS2027
AS Alaska
E75
11:39 AM
PDT
12:44 PM
PDT
1h 5m
M T W T F S S
Prices
AS2423
AS Alaska
E75
12:11 PM
PDT
1:14 PM
PDT
1h 3m
M T W T F S S
Prices
KE6035cs
KE Korean
E75L
12:22 PM
PDT
1:24 PM
PDT
1h 2m
M T W T F S S
Prices
DL3955
DL Delta
E7W
1:35 PM
PDT
2:50 PM
PDT
1h 15m
M T W T F S S
Prices
KL6273
KL KLM
E7W
3:35 PM
PDT
4:39 PM
PDT
1h 4m
M T W T F S S
Prices
VS3494cs
VS Virgin Atlantic
E7W
3:35 PM
PDT TA
4:41 PM
PDT
1h 6m
M T W T F S S
Prices
KE3075cs
KE Korean
E7W
3:35 PM
PDT TB
4:41 PM
PDT
1h 6m
M T W T F S S
Prices
DL3891+5
DL Delta
E75L
3:35 PM
PDT
4:39 PM
PDT
1h 4m
M T W T F S S
Prices
AS3353
AS Alaska
E75
4:38 PM
PDT
5:26 PM
PDT
0h 48m
M T W T F S S
Prices
QR3348
QR Qatar
E75
5:40 PM
PDT
6:40 PM
PDT
1h
M T W T F S S
Prices
QR3338cs
QR Qatar
E75
5:53 PM
PDT
6:53 PM
PDT
1h
M T W T F S S
Prices
AS2367+2
AS Alaska
E75
5:53 PM
PDT
6:53 PM
PDT
1h
M T W T F S S
Prices
QR3346
QR Qatar
E75
8:30 PM
PDT
9:29 PM
PDT
0h 59m
M T W T F S S
Prices
AS2416
AS Alaska
E75
8:30 PM
PDT
9:29 PM
PDT
0h 59m
M T W T F S S
Prices
JL6392+2
JL Japan
E75
8:41 PM
PDT
9:40 PM
PDT
0h 59m
M T W T F S S
Prices
AS2302+1
AS Alaska
E75
8:42 PM
PDT
9:42 PM
PDT
1h
M T W T F S S
Prices
AS2111
AS Alaska
E75
8:42 PM
PDT
9:42 PM
PDT
1h
M T W T F S S
Prices
AF2982
AF Air France
E7W
10:40 PM
PDT
11:47 PM
PDT
1h 7m
M T W T F S S
Prices
DL4017+2
DL Delta
E75L
10:50 PM
PDT TA
12:01 AM+1
PDT
1h 11m
M T W T F S S
Prices
AS2100+1
AS Alaska
E75L
11:00 PM
PDT
11:59 PM
PDT
0h 59m
M T W T F S S
Prices
AM4013cs
AM Aeromexi
E75L
5:10 AM
PDT TM
6:30 AM
PDT
1h 20m
M T W T F S S
Prices
DL3972+4
DL Delta
E7W
5:10 AM
PDT
6:30 AM
PDT
1h 20m
M T W T F S S
Prices
KE3076cs
KE Korean
E75L
5:25 AM
PDT TM
6:44 AM
PDT
1h 19m
M T W T F S S
Prices
QR8835+2
QR Qatar
E75
6:00 AM
PDT
7:02 AM
PDT
1h 2m
M T W T F S S
Prices
WS7593
WS WestJet
E7W
6:20 AM
PDT
7:40 AM
PDT
1h 20m
M T W T F S S
Prices
WS7033
WS WestJet
E7W
6:20 AM
PDT
7:40 AM
PDT
1h 20m
M T W T F S S
Prices
QR2093
QR Qatar
E75
8:00 AM
PDT
9:02 AM
PDT
1h 2m
M T W T F S S
Prices
JL6393cs
JL Japan
E75L
8:00 AM
PDT
9:05 AM
PDT
1h 5m
M T W T F S S
Prices
AS2101+4
AS Alaska
E75L
8:00 AM
PDT
9:05 AM
PDT
1h 5m
M T W T F S S
Prices
QR2172
QR Qatar
E75
8:00 AM
PDT
9:06 AM
PDT
1h 6m
M T W T F S S
Prices
AS2327
AS Alaska
E75
8:00 AM
PDT
9:02 AM
PDT
1h 2m
M T W T F S S
Prices
KE6036cs
KE Korean
E75L
8:00 AM
PDT
9:05 AM
PDT
1h 5m
M T W T F S S
Prices
QR2157
QR Qatar
E75
11:41 AM
PDT
12:48 PM
PDT
1h 7m
M T W T F S S
Prices
QR2149
QR Qatar
E75
11:41 AM
PDT
12:48 PM
PDT
1h 7m
M T W T F S S
Prices
AS2140
AS Alaska
E75
11:41 AM
PDT
12:48 PM
PDT
1h 7m
M T W T F S S
Prices
AF2360cs
AF Air France
E75L
12:28 PM
PDT TM
1:44 PM
PDT
1h 16m
M T W T F S S
Prices
AF2224
AF Air France
E75L
12:28 PM
PDT TM
1:44 PM
PDT
1h 16m
M T W T F S S
Prices
DL3992+2
DL Delta
E7W
12:28 PM
PDT
1:44 PM
PDT
1h 16m
M T W T F S S
Prices
VS3495cs
VS Virgin Atlantic
E75L
12:45 PM
PDT TM
1:55 PM
PDT
1h 10m
M T W T F S S
Prices
AS2030+1
AS Alaska
E75L
1:21 PM
PDT
2:25 PM
PDT
1h 4m
M T W T F S S
Prices
FI7725cs
FI Icelandair
E75
1:21 PM
PDT
2:25 PM
PDT
1h 4m
M T W T F S S
Prices
QR2089
QR Qatar
E75
1:21 PM
PDT
2:25 PM
PDT
1h 4m
M T W T F S S
Prices
AS2423
AS Alaska
E75
1:51 PM
PDT
2:55 PM
PDT
1h 4m
M T W T F S S
Prices
QR2162
QR Qatar
E75
1:51 PM
PDT
2:55 PM
PDT
1h 4m
M T W T F S S
Prices
DL3955
DL Delta
E7W
3:30 PM
PDT
4:43 PM
PDT
1h 13m
M T W T F S S
Prices
AS3352
AS Alaska
E75L
4:19 PM
PDT
5:28 PM
PDT
1h 9m
M T W T F S S
Prices
DL3890
DL Delta
E7W
5:30 PM
PDT
6:44 PM
PDT
1h 14m
M T W T F S S
Prices
DL3919
DL Delta
E75L
5:49 PM
PDT TM
7:05 PM
PDT
1h 16m
M T W T F S S
Prices
AS2366+3
AS Alaska
E75L
7:30 PM
PDT
8:34 PM
PDT
1h 4m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Seattle to Pasco
3 carriers, 157 flights/week nonstop.
3 Airlines 157 Flights/wk 172 mi 0h 48m nonstop 14 1-stop hubs

SEA–PSC is served by 3 airlines with nonstop service. Alaska Airlines, Delta Air Lines and SkyWest Airlines lead the route. The flight covers 172 miles in approximately 0h 48m. Beyond nonstop, 14 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop SEA–PSC service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines Also: JL, KE, QR 56 E75, E75L 0h48-1h05 100% Oneworld JL, KE, QR
DL Delta Air Lines Also: AF, KE, KL, VS, WS 28 E75L, E7W 1h04-1h15 100% SkyTeam AF, KE, KL, VS, WS
OO SkyWest Airlines 1 100%
Aircraft on this route
E75 Embraer E175 – AS, JL, QR
E75L Embraer E175 Long Wing – AS, DL, KE
E7W Embraer E175 – AF, DL, KE, KL, VS, WS
Alliance coverage
Oneworld: AS (56 flights/wk, 66%)
SkyTeam: DL (28 flights/wk, 33%)
Unaffiliated: OO (1 flights/wk, 1%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SEA to PSC direction.
Mon
23
flights
Tue
23
flights
Wed
23
flights
Thu
22
flights
Fri
23
flights
Sat
20
flights
Sun
23
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
24
Nonstop flights
157
Outbound / wk
188
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to PSC.
1-STOP
One-Stop Connections
14
Hubs
~2h
Fastest
~29h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
704
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.

Other ways to reach Pasco from Seattle

Nearby airports with service to Tri Cities Airport.
Metric SEA→PSC BFI→PSC
Distance from SEA 5 mi
Nonstop airlines 3 1
Weekly flights 157
Flight time 0h 48m 0h 52m
Departure OTP 100%
Airports within 200 miles of SEA with service to Tri Cities Airport.

Travel Essentials

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

When it's 6:00 PM in Seattle, it's 6:00 PM in Pasco.
Distance & Flight Time
172 mi / 276 km
Nonstop flight time is approximately 0h 48m to 1h 15m.
Getting to SEA

Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).

Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.

SEA–PSC Quick Facts

Key statistics for the Seattle to Pasco route.
Route details
Distance172 mi / 276 km
Flight time0h 48m to 1h 15m
Time difference0 hours
Airlines (nonstop)3
Weekly flights157 out / 188 return
1-stop connections14 hubs
Origin: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: PSC
IATA / ICAOPSC / KPSC
TimezoneAmerica/Los_Angeles
Passengers/yr1.0M
Elevation410 ft / 125 m

Frequently Asked Questions

Common questions about SEA to PSC flights.
Nonstop flights from Seattle–Tacoma International Airport to Tri Cities Airport take approximately 0h 48m to 1h 15m. The route covers 172 miles.
3 airlines operate nonstop service: Alaska Airlines, Delta Air Lines and SkyWest Airlines. Plus 7 codeshare partners.
There are approximately 157 nonstop flights per week from SEA to PSC. The return direction has about 188 weekly flights.
Yes, 1-stop connections are available through BFI, AZA, DFW, IAD, LAX, SLC, SFO, DEN, LAS, PHX, SNA, BUR, MSP and HND. These options provide additional schedule flexibility.
Yes, return flights from PSC to SEA are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include BFI. 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 SEA to PSC

Seattle–Tacoma International Airport (SEA) and Tri Cities Airport (PSC) are connected by nonstop service from Alaska Airlines, Delta Air Lines and SkyWest Airlines. With 157 weekly departures, this is a heavily served route.

SEA to PSC Flight Duration and Schedule

Nonstop flight time from SEA to PSC ranges from 0 hours 48 minutes to 1 hours 15 minutes. The route covers a distance of 172 miles (276 km). There are approximately 157 weekly flights outbound and 188 return, totaling 345 flights per week in both directions.

Connecting Options and Alternatives

14 one-stop connections are available, with the fastest taking approximately 2 hours via BFI. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Seattle (BFI).