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Flight times from St. Louis to Seattle & schedule

The average flight time from St. Louis to Seattle is About 4 hours 45 minutes, covering a distance of About 2,765.15 km.

Flight duration

About 4 hours 45 minutes

Flight distance

About 2,765.15 km

How long is the flight from St. Louis to Seattle?

The flights usually depart from St. Louis Lambert International Airport and arrive at Seattle–Tacoma International Airport.

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Earliest first
Latest first
United Airlines UA4619
STL 05:00
ORD 06:30
With stops 1.5h
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United Airlines UA1643
ORD 07:10
SEA 09:50
4.7h
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American Airlines AA2261
STL 05:30
DFW 07:23
With stops 1.9h
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American Airlines AA767
DFW 08:27
SEA 10:50
4.4h
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Alaska Airlines AS473
STL 06:00
SEA 08:30
Nonstop 4.5h
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Hawaiian Airlines HA7127
STL 07:00
SEA 09:17
Nonstop 4.3h
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American Airlines AA712
STL 07:30
CLT 10:30
With stops 2.0h
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American Airlines AA2107
CLT 16:04
SEA 18:44
5.7h
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Delta Air Lines DL2363
STL 07:45
SLC 09:55
With stops 3.2h
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Delta Air Lines DL2995
SLC 11:25
SEA 12:43
2.3h
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Delta Air Lines DL2363
STL 07:45
SLC 09:55
With stops 3.2h
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Delta Air Lines DL2921
SLC 13:25
SEA 14:43
2.3h
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American Airlines AA2574
STL 08:00
PHX 09:29
With stops 3.5h
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American Airlines AA3934
PHX 13:35
SEA 16:42
3.1h
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American Airlines AA2480
STL 10:08
DFW 12:00
With stops 1.9h
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American Airlines AA727
DFW 14:40
SEA 16:55
4.3h
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Delta Air Lines DL2868
STL 10:45
DTW 13:15
With stops 1.5h
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Delta Air Lines DL944
DTW 16:35
SEA 18:36
5.0h
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American Airlines AA3271
STL 12:48
CLT 15:45
With stops 1.9h
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American Airlines AA751
CLT 17:31
SEA 20:10
5.7h
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Delta Air Lines DL2455
STL 14:23
SLC 16:34
With stops 3.2h
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Delta Air Lines DL871
SLC 17:10
SEA 18:25
2.3h
See prices and details in the app >>
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Alaska Airlines AS388
STL 15:57
SEA 18:25
Nonstop 4.5h
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Hawaiian Airlines HA7126
STL 15:57
SEA 18:25
Nonstop 4.5h
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United Airlines UA475
STL 16:45
DEN 18:09
With stops 2.4h
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United Airlines UA2651
DEN 21:05
SEA 23:10
3.1h
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Delta Air Lines DL1537
STL 17:25
DTW 19:59
With stops 1.6h
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Delta Air Lines DL565
DTW 20:10
SEA 22:15
5.1h
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Delta Air Lines DL1605
STL 17:30
MSP 19:09
With stops 1.6h
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Delta Air Lines DL505
MSP 21:25
SEA 23:26
4.0h
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United Airlines UA1156
STL 17:30
ORD 18:55
With stops 1.4h
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United Airlines UA1001
ORD 21:16
SEA 23:59
4.7h
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United Airlines UA1156
STL 17:30
ORD 18:55
With stops 1.4h
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Hawaiian Airlines HA6301
ORD 21:00
SEA 23:51
4.8h
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American Airlines AA1363
STL 17:37
DFW 19:29
With stops 1.9h
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American Airlines AA1487
DFW 22:30
SEA 00:43
4.2h
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Southwest Airlines WN2368
STL 21:10
PHX 22:20
With stops 3.2h
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Southwest Airlines WN5009
PHX 22:25
SEA 01:25
3.0h
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American Airlines AA6344
STL 19:47
DFW 21:40
With stops 1.9h
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American Airlines AA1487
DFW 22:30
SEA 00:43
4.2h
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Frontier Airlines F94567
STL 19:43
DEN 21:15
With stops 2.5h
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Frontier Airlines F93405
DEN 09:56
SEA 12:08
3.2h
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Frontier Airlines F94567
STL 19:43
DEN 21:15
With stops 2.5h
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Frontier Airlines F91175
DEN 17:34
SEA 19:39
3.1h
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Delta Air Lines DL1492
STL 19:15
SLC 21:21
With stops 3.1h
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Delta Air Lines DL2998
SLC 22:45
SEA 23:59
2.2h
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Delta Air Lines DL1492
STL 19:15
SLC 21:21
With stops 3.1h
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Delta Air Lines DL2823
SLC 21:05
SEA 22:22
2.3h
See prices and details in the app >>
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Alaska Airlines AS291
STL 18:30
SEA 20:59
Nonstop 4.5h
See prices and details in the app >>
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Hawaiian Airlines HA7125
STL 18:22
SEA 20:50
Nonstop 4.5h
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United Airlines UA2110
STL 17:41
SFO 19:57
With stops 4.3h
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United Airlines UA2110
SFO 22:55
SEA 00:59
2.1h
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American Airlines AA1363
STL 17:37
DFW 19:29
With stops 1.9h
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American Airlines AA1487
DFW 22:30
SEA 00:43
4.2h
See prices and details in the app >>
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Delta Air Lines DL1605
STL 17:30
MSP 19:09
With stops 1.6h
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Delta Air Lines DL505
MSP 21:25
SEA 23:26
4.0h
See prices and details in the app >>
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United Airlines UA1156
STL 17:30
ORD 18:55
With stops 1.4h
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United Airlines UA1001
ORD 21:16
SEA 23:59
4.7h
See prices and details in the app >>
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Check prices
United Airlines UA1156
STL 17:30
ORD 18:55
With stops 1.4h
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Hawaiian Airlines HA6301
ORD 21:00
SEA 23:51
4.8h
See prices and details in the app >>
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Delta Air Lines DL1537
STL 17:25
DTW 19:59
With stops 1.6h
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Delta Air Lines DL565
DTW 20:10
SEA 22:15
5.1h
See prices and details in the app >>
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Check prices
United Airlines UA475
STL 16:45
DEN 18:09
With stops 2.4h
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United Airlines UA2651
DEN 21:05
SEA 23:10
3.1h
See prices and details in the app >>
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Check prices
Alaska Airlines AS388
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Hawaiian Airlines HA7126
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Delta Air Lines DL2455
STL 14:23
SLC 16:34
With stops 3.2h
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Delta Air Lines DL871
SLC 17:10
SEA 18:25
2.3h
See prices and details in the app >>
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Check prices
American Airlines AA3271
STL 12:48
CLT 15:45
With stops 1.9h
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American Airlines AA751
CLT 17:31
SEA 20:10
5.7h
See prices and details in the app >>
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Check prices
Delta Air Lines DL2868
STL 10:45
DTW 13:15
With stops 1.5h
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Delta Air Lines DL944
DTW 16:35
SEA 18:36
5.0h
See prices and details in the app >>
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See all
Alaska Airlines AS473
STL 06:00
SEA 08:30
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Hawaiian Airlines HA7127
STL 07:00
SEA 09:17
Nonstop 4.3h
See prices and details in the app >>
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Check prices
Alaska Airlines AS388
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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F
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Check prices
Hawaiian Airlines HA7126
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Hawaiian Airlines HA7125
STL 18:22
SEA 20:50
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Alaska Airlines AS291
STL 18:30
SEA 20:59
Nonstop 4.5h
See prices and details in the app >>
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F
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Check prices
Alaska Airlines AS291
STL 18:30
SEA 20:59
Nonstop 4.5h
See prices and details in the app >>
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W
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F
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Check prices
Hawaiian Airlines HA7125
STL 18:22
SEA 20:50
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Alaska Airlines AS388
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Hawaiian Airlines HA7126
STL 15:57
SEA 18:25
Nonstop 4.5h
See prices and details in the app >>
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Check prices
Hawaiian Airlines HA7127
STL 07:00
SEA 09:17
Nonstop 4.3h
See prices and details in the app >>
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Check prices
Alaska Airlines AS473
STL 06:00
SEA 08:30
Nonstop 4.5h
See prices and details in the app >>
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Check prices

FAQs about flight schedules from St. Louis to Seattle

  • When are flight tickets from St. Louis (STL) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from St. Louis to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How long does it take to fly from St. Louis (STL) to Seattle (SEA) and what is the distance?

    It takes around 4 hours 38 minutes to fly from St. Louis (STL) to Seattle (SEA).

  • What are the most popular airlines that fly from St. Louis (STL) to Seattle (SEA)?

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