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Southwest Airlines

Is WN420 delayed?

Each route and date is shown separately. Confirm that both airports match your booking.

Service date: · Scheduled departure date (America/New_York)

Arrived

1 min early

Official source · Updated

Departure

Washington

DCA

Actual

Scheduled 09:53

Sep 7

Arrival

Dallas

DAL

Actual

Scheduled 16:29

Sep 7

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Service date: · Scheduled departure date (UTC)

Arrived

4 min early

Official source · Updated

Departure

Oakland

OAK

Actual

Scheduled 02:53

Sep 7

Arrival

Seattle

SEA

Actual

Scheduled 21:40

Sep 6

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • DAL → DEN

    171 min late

  • DCA → DAL

    127 min late

  • DAL → ABQ

    13 min late

  • DCA → DAL

    7 min late

  • DAL → ABQ

    15 min early
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
36
Arrivals over 15 minutes late
16
Observed cancellations
1
Observed occurrences
45

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

WN420 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedDallasDenver
View this flight’s market
171
Sep 19, 2026ArrivedWashingtonDallas
View this flight’s market
127
Sep 18, 2026ArrivedDallasAlbuquerque
13
Sep 18, 2026ArrivedWashingtonDallas
7
Sep 17, 2026ArrivedDallasAlbuquerque
-15
Sep 17, 2026ArrivedWashingtonDallas
-14
Sep 16, 2026ArrivedSan DiegoOakland
35
Sep 15, 2026ArrivedSan DiegoOakland
1
Sep 13, 2026ArrivedPhoenixSan Diego
18
Sep 13, 2026ArrivedWashingtonPhoenix
17
Sep 13, 2026ArrivedDallasAlbuquerque
32
Sep 12, 2026ArrivedDallasDenver
4
Sep 11, 2026ArrivedDallasAlbuquerque
32
Sep 10, 2026ArrivedWashingtonDallas
-3
Sep 9, 2026ArrivedSan DiegoOakland
18
Sep 8, 2026ArrivedSan DiegoOakland
39
Sep 7, 2026ArrivedWashingtonDallas
-1
Sep 7, 2026ArrivedOaklandSeattle
-4
Sep 6, 2026ArrivedSan DiegoOakland
-6
Sep 5, 2026ArrivedDallasDenver
90
Sep 5, 2026ArrivedWashingtonDallas
67
Sep 4, 2026ArrivedDallasAlbuquerque
-5
Sep 4, 2026ArrivedWashingtonDallas
-20
Sep 1, 2026ArrivedSan DiegoOakland
-20
Aug 31, 2026ArrivedWashingtonDallas
-23
Aug 30, 2026ArrivedSan DiegoSan Diego
16
Aug 30, 2026ArrivedPhoenixSan Diego
19
Aug 30, 2026ArrivedWashingtonDallas
64
Aug 29, 2026ArrivedWashingtonDallas
-27
Aug 28, 2026ArrivedWashingtonDallas
-12
Aug 27, 2026ArrivedWashingtonDallas
-25
Aug 26, 2026ArrivedSan DiegoOakland
-3
Aug 25, 2026ArrivedSan DiegoOakland
22
Aug 24, 2026ArrivedWashingtonDallas
17
Aug 23, 2026ArrivedSan DiegoOakland
-4
Aug 23, 2026ArrivedPhoenixSan Diego
2
Aug 23, 2026CancelledWashingtonDallasNot available
Not available

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