🇺🇸 HLN
Helena
490 mi
SEA 🇺🇸
Seattle

Helena to Seattle Flights

Helena Regional Airport Seattle–Tacoma International Airport 1 airline

Get Notified About Route Changes

Track up to 3 airports free. Weekly alerts when airlines add or remove routes.

Sign Up Free

The Helena to Seattle route connects Helena Regional Airport (HLN) in US with Seattle–Tacoma International Airport (SEA) in US. This short-haul flight covers approximately 490 miles (789 km) with a typical flight time of 1h 28m. This route is operated by Horizon. AirportRoutes has tracked 2 unique flight numbers on this route.

Search tickets for this route

Compare flight prices across hundreds of booking sites

Search HLN → SEA flights

Opens a live price search — just pick your dates

Departure Airport

Helena Regional Airport

ICAO Code:
KHLN
IATA Code:
HLN
City:
🇺🇸 Helena
Country:
US
Elevation:
3877 ft

Destination Airport

Seattle–Tacoma International Airport

ICAO Code:
KSEA
IATA Code:
SEA
City:
🇺🇸 Seattle
Country:
US
Elevation:
433 ft

1

Operator

2

Tracked Flights

490

Miles

1h 28m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Horizon QXE QX

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 1 9%
Tuesday 1 9%
Wednesday 0 0%
Thursday 2 18%
Friday 3 27%
Saturday 1 9%
Sunday 3 27%

Pattern Analysis

2 Tracked Flights:
Data Points: 11
API observations used to build this analysis
Weekdays: 7 flights
Weekend: 4 flights
Business Route More active on weekdays

All Flight Routes

1 Route
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
Horizon
QXE / QX
E75L 18:22 6:22 PM (Representative)
M T W T F S S
May 10, 2026 Active
Total Routes: 1
Active Routes: 1
Unique Airlines: 1
Aircraft Types: 1

Spotted Departure Times

Departure Time Operator ICAO IATA
18:22 6:22 PM Horizon QXE QX

Time Information

Times are shown in the departure airport's local timezone (KHLN - America/Denver).

Total Departure Times: 1
Time Range:
18:22 - 18:22
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.