Apparatus

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flight_takeoff Flight

SWA4173

Operated by Southwest Airlines

Live map

Live map filtered to SWA4173. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
02:45 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
60° / 6 kt
Visibility
10 SM
Ceiling
BKN 3,900 ft, OVC 4,900 ft
Temp / Dew
9°C / 6°C
Altimeter
30.19 inHg

Obs: 2026-05-30T08:53:00.000Z

Raw METAR / TAF 
METAR KSEA 300853Z 06006KT 10SM BKN039 OVC049 09/06 A3019 RMK AO2 SLP230 60011 T00940056 51013 $

TAF KSEA 300902Z 3009/3112 06006KT P6SM BKN040 OVC050 FM301200 14005KT P6SM BKN030 OVC040 FM301900 28006KT P6SM BKN070 FM302200 31008KT P6SM SCT070 BKN250

flight Live Traffic

flight_takeoff 155 Departures
flight_land 180 Arrivals

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
03:45 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
270° / 7 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
13°C / 9°C
Altimeter
29.80 inHg

Obs: 2026-05-30T08:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300853Z 27007KT 10SM CLR 13/09 A2980 RMK AO2 SLP024 T01280089 56002

TAF KDEN 300854Z 3009/3112 27006KT P6SM FEW200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 262 Departures
flight_land 190 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 ABD19E SEA → DEN May 30, 00:35 UTCMay 30, 03:15 UTC2h 40m - -
2026-05-30 ABD19E SEA → DEN May 30, 00:30 UTCMay 30, 03:09 UTC2h 40m +15m +7m
2026-05-29 AB5BF0 SEA → DEN May 29, 00:40 UTCMay 29, 03:25 UTC2h 45m - -
2026-05-26 AB5B8C SEA → DEN May 26, 01:00 UTCMay 26, 03:35 UTC2h 35m - -
2026-05-26 AB5B8C SEA → DEN May 26, 00:59 UTCMay 26, 03:32 UTC2h 33m +44m +13m
2026-05-23 AC136D SEA → DEN May 23, 00:55 UTCMay 23, 03:25 UTC2h 30m - -
2026-05-22 AC5B66 SEA → DEN May 22, 00:55 UTCMay 22, 03:20 UTC2h 25m - -
2026-05-19 AC08D4 SEA → DEN May 19, 01:30 UTCMay 19, 04:00 UTC2h 30m - -
2026-05-18 AC07DC SEA → DEN May 18, 01:20 UTCMay 18, 03:55 UTC2h 35m - -
2026-05-16 AC2C56 SEA → DEN May 16, 00:55 UTCMay 16, 03:30 UTC2h 35m - -
2026-05-16 AC2C56 SEA → DEN May 16, 00:50 UTCMay 16, 03:29 UTC2h 39m +35m +17m
2026-05-15 ABDD4A SEA → DEN May 15, 01:30 UTCMay 15, 04:05 UTC2h 35m - -
2026-05-11 AC5ED9 SEA → DEN May 11, 22:05 UTCMay 12, 03:15 UTC5h 10m - -
2026-05-11 ABADF9 SEA → DEN May 11, 00:54 UTCMay 11, 03:25 UTC2h 30m - -
2026-05-09 AC5ED9 SEA → DEN May 9, 01:10 UTCMay 9, 03:45 UTC2h 35m - -
2026-05-08 AC2B61 SEA → DEN May 8, 00:49 UTCMay 8, 03:19 UTC2h 30m - -
2026-05-05 ABAEB2 SEA → DEN May 5, 00:50 UTCMay 5, 03:40 UTC2h 50m - -
2026-05-05 ABAEB2 SEA → DEN May 5, 00:45 UTCMay 5, 03:36 UTC2h 51m +30m +17m
2026-05-04 ABD50F SEA → DEN May 4, 01:10 UTCMay 4, 04:09 UTC3h 0m - -
2026-05-04 ABD50F SEA → DEN May 4, 01:05 UTCMay 4, 03:50 UTC2h 45m +35m +9m
2026-05-02 AC692A SEA → DEN May 2, 00:55 UTCMay 2, 03:30 UTC2h 35m - -
2026-05-02 AC692A SEA → DEN May 2, 00:50 UTCMay 2, 03:24 UTC2h 34m +35m +5m
2026-05-01 AC2F83 SEA → DEN May 1, 01:10 UTCMay 1, 03:50 UTC2h 40m - -
2026-04-28 AC4F6F SEA → DEN Apr 28, 00:25 UTCApr 28, 03:10 UTC2h 45m - -
2026-04-28 AC4F6F SEA → DEN Apr 28, 00:24 UTCApr 28, 03:09 UTC2h 45m +9m +7m
2026-04-27 ABE0DF SEA → DEN Apr 27, 01:05 UTCApr 27, 03:55 UTC2h 50m - -
2026-04-25 AC4BFE SEA → DEN Apr 25, 00:45 UTCApr 25, 03:30 UTC2h 45m - -
2026-04-24 ABEBBE SEA → DEN Apr 24, 00:30 UTCApr 24, 03:10 UTC2h 40m - -
2026-04-21 AC578C SEA → DEN Apr 21, 00:40 UTCApr 21, 03:25 UTC2h 45m - -
2026-04-20 AC379A SEA → DEN Apr 20, 01:10 UTCApr 20, 02:30 UTC1h 20m - -

Performance history

Flights tracked
38 showing last 30
Avg arrival delay
+11m
On-time arrival
71% 71% on time
Aircraft used
22

Monthly activity 2 months

Month Flights tracked
May 2026 23
April 2026 15

SWA4173 frequently asked

Where does flight SWA4173 fly?
SWA4173 (Southwest Airlines) flies from SEA to DEN. View the full route page.
How long is flight SWA4173?
Based on observed flights, SWA4173 takes on average 2h 42m from takeoff to landing.
How often does SWA4173 fly?
SWA4173 has been observed flying several times a week in our tracking data. We've recorded 38 flights under this callsign.
Is flight SWA4173 usually on time?
Across recent flights, SWA4173 arrives with an average 11-minute delay. 71% of flights arrive within 15 minutes of schedule.
What aircraft operates flight SWA4173?
SWA4173 has been operated by 22 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track SWA4173 live?
Yes. When SWA4173 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.