Portland to Seattle Flights PDX → BFI

Portland International Airport → Boeing Field King County International Airport

🇺🇸 Portland, US → 🇺🇸 Seattle, US

The Portland to Seattle route connects Portland International Airport (PDX) in US with Boeing Field King County International Airport (BFI) in US. This short-haul flight covers approximately 135 miles (217 km) with a typical flight time of 34m. This route is served by 5 airlines: UPS Airlines, NetJets Aviation, Boeing and others. AirportRoutes has tracked 18 daily flights on this route.

Departure Airport

Portland International Airport

ICAO Code:
KPDX
IATA Code:
PDX
City:
🇺🇸 Portland
Country:
US
Elevation:
31 ft

Destination Airport

Boeing Field King County International Airport

ICAO Code:
KBFI
IATA Code:
BFI
City:
🇺🇸 Seattle
Country:
US
Elevation:
21 ft

5

Operators

18

Daily Flights

135

Miles

34m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
United Parcel Service UPS 5X
NetJets Aviation EJA 1I
Boeing BOE -
Flexjet LXJ -
Ameriflight AMF -

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 12 10%
Tuesday 13 11%
Wednesday 15 13%
Thursday 21 18%
Friday 23 19%
Saturday 14 12%
Sunday 21 18%

Pattern Analysis

18 Daily Flights:
UPS5987 N475TW X43101 UPS2986 UPS5984 N524TW N723KP X43105 X43109 X43115 X43131 UPS982 UPS984 UPS990 UPS996 UPS2980 EJA559 BOE8BA
Data Points: 119
API observations used to build this analysis
Weekdays: 84 flights
Weekend: 35 flights
Business Route More active on weekdays

All Flight Routes

5 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
- BE99 -
M T W T F S S
Oct 18, 2025 Active
BOE8BA C208 14:15 2:15 PM (Representative)
M T W T F S S
Dec 3, 2025 Active
- E55P -
M T W T F S S
Nov 3, 2025 Active
EJA559 C68A 11:45 11:45 AM (Representative)
M T W T F S S
Dec 28, 2025 Active
UPS5987 UPS2986 UPS5984 UPS982 UPS984 B752 05:48 5:48 AM (Representative)
M T W T F S S
Feb 1, 2026 Active
Total Routes: 5
Active Routes: 5
Unique Airlines: 5
Aircraft Types: 6

Spotted Departure Times

Departure Time Operator ICAO IATA
05:48 5:48 AM United Parcel Service UPS 5X
11:45 11:45 AM NetJets Aviation EJA 1I
14:15 2:15 PM Boeing BOE -

Time Information

Times are shown in the departure airport's local timezone (UTC).

Total Departure Times: 3
Time Range:
05:48 - 14:15
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.