Check Delta Air Lines DL3991 Flight Schedule

Stay Updated on your Delta Air Lines DL3991 flight status updates here

Flight
Hotel
View Order List
Thu, 16 Apr 2026
Fri, 17 Apr 2026
Sat, 18 Apr 2026

From

Thu, 16 Apr 2026

Seattle

(SEA)

17:00

2h 20m

To

Thu, 16 Apr 2026

San Francisco

(SFO)

19:20

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Last Updated on

Flight Information Delta Air Lines DL3991

Lowest Fare Month

Dec

Total Destinations

2

Today’s Flight

DateDepartureArrivalDurationAircraft

Thursday

16 April 2026

17:00

Seattle Tacoma International Airport

19:20

San Francisco International Airport

2h 20m-

Thursday

16 April 2026

20:00

San Francisco International Airport

22:20

Seattle Tacoma International Airport

2h 20mEmbraer ERJ-170/190

Upcoming Flight

DateDepartureArrivalDurationAircraft

Friday

17 April 2026

17:00

Seattle Tacoma International Airport

19:20

San Francisco International Airport

2h 20m-

Friday

17 April 2026

20:00

San Francisco International Airport

22:20

Seattle Tacoma International Airport

2h 20mEmbraer ERJ-170/190

Saturday

18 April 2026

16:25

Seattle Tacoma International Airport

18:47

San Francisco International Airport

2h 22m-

Saturday

18 April 2026

19:30

San Francisco International Airport

21:52

Seattle Tacoma International Airport

2h 22mEmbraer ERJ-170/190

Sunday

19 April 2026

17:00

Seattle Tacoma International Airport

19:20

San Francisco International Airport

2h 20mEmbraer ERJ-170/190