Flights from St Louis to Boston
Pick a departure date to see flights and seller prices
We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.
Southwest Airlines on St Louis to Boston at a glance
- flights a week
- 20
- days of operation
- Daily
- first and last departure
- 06:00 - 18:10
- flight time
- 2h 25m - 2h 40m
- aircraft
- Boeing 737, Boeing 737-800
- departure terminal
- 2
- cheapest fare on the route
- $165
Southwest Airlines St Louis to Boston schedule
20 flights a week. Departure and arrival times are local.
FlightDepartsArrivesDurationDaysAircraft
WN 570
Southwest Airlines
06:00
Lambert-St. Louis International, terminal 2
09:30
Logan International, terminal B
2h 30m
Mon, Thu, Fri, Sun
Boeing 737
WN 570
Southwest Airlines
08:10
Lambert-St. Louis International, terminal 2
11:40
Logan International, terminal B
2h 30m
Sat
Boeing 737-800
WN 4918
Southwest Airlines
10:15
Lambert-St. Louis International, terminal 2
13:45
Logan International, terminal B
2h 30m
Mon, Tue, Wed, Thu, Fri, Sun
Boeing 737
WN 4918
Southwest Airlines
10:50
Lambert-St. Louis International, terminal 2
14:20
Logan International, terminal B
2h 30m
Sat
Boeing 737
WN 4918
Southwest Airlines
13:15
Lambert-St. Louis International, terminal 2
16:40
Logan International, terminal B
2h 25m
Sat
WN 3667
Southwest Airlines
13:20
Lambert-St. Louis International, terminal 2
16:50
Logan International, terminal B
2h 30m
Mon, Tue, Wed, Thu
Boeing 737
WN 4431
Southwest Airlines
18:10
Lambert-St. Louis International, terminal 2
21:45
Logan International, terminal B
2h 35m
Mon, Tue, Wed, Thu
Boeing 737
Seasonal and one-off flights
Not operating in the next two weeks. The first of them is on 24 November.
FlightDepartsArrivesDurationDaysAircraft
WN 570
Southwest Airlines
05:00
Lambert-St. Louis International, terminal 2
08:30
Logan International, terminal B
2h 30m
Seasonal
WN 570
Southwest Airlines
09:40
Lambert-St. Louis International, terminal 2
13:05
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 4918
Southwest Airlines
13:05
Lambert-St. Louis International, terminal 2
16:30
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 3349
Southwest Airlines
09:55
Lambert-St. Louis International, terminal 2
13:25
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 3318
Southwest Airlines
14:05
Lambert-St. Louis International, terminal 2
17:30
Logan International, terminal B
2h 25m
Seasonal
WN 3660
Southwest Airlines
16:25
Lambert-St. Louis International, terminal 2
19:50
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 4431
Southwest Airlines
19:55
Lambert-St. Louis International, terminal 2
23:20
Logan International, terminal B
2h 25m
Seasonal
Boeing 737-800
WN 4598
Southwest Airlines
10:25
Lambert-St. Louis International, terminal 2
13:50
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 1794
Southwest Airlines
17:25
Lambert-St. Louis International, terminal 2
20:50
Logan International, terminal B
2h 25m
Seasonal
Boeing 737-800
WN 4598
Southwest Airlines
10:35
Lambert-St. Louis International, terminal 2
14:00
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 4598
Southwest Airlines
10:50
Lambert-St. Louis International, terminal 2
14:15
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 4052
Southwest Airlines
18:45
Lambert-St. Louis International, terminal 2
22:10
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 4598
Southwest Airlines
10:10
Lambert-St. Louis International, terminal 2
13:35
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 2599
Southwest Airlines
19:55
Lambert-St. Louis International, terminal 2
23:20
Logan International, terminal B
2h 25m
Seasonal
Boeing 737-800
WN 4598
Southwest Airlines
10:05
Lambert-St. Louis International, terminal 2
13:30
Logan International, terminal B
2h 25m
Seasonal
Boeing 737
WN 2599
Southwest Airlines
18:05
Lambert-St. Louis International, terminal 2
21:30
Logan International, terminal B
2h 25m
Seasonal
Boeing 737-800
WN 726
Southwest Airlines
10:25
Lambert-St. Louis International, terminal 2
13:55
Logan International, terminal B
2h 30m
Seasonal
Boeing 737-800
WN 4094
Southwest Airlines
19:45
Lambert-St. Louis International, terminal 2
23:15
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 726
Southwest Airlines
12:45
Lambert-St. Louis International, terminal 2
16:15
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 4094
Southwest Airlines
19:20
Lambert-St. Louis International, terminal 2
22:50
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 726
Southwest Airlines
10:10
Lambert-St. Louis International, terminal 2
13:40
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 726
Southwest Airlines
10:20
Lambert-St. Louis International, terminal 2
13:50
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 4433
Southwest Airlines
19:25
Lambert-St. Louis International, terminal 2
22:55
Logan International, terminal B
2h 30m
Seasonal
WN 4022
Southwest Airlines
10:35
Lambert-St. Louis International, terminal 2
14:15
Logan International, terminal B
2h 40m
Seasonal
Boeing 737
WN 275
Southwest Airlines
17:50
Lambert-St. Louis International, terminal 2
21:20
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 4022
Southwest Airlines
10:20
Lambert-St. Louis International, terminal 2
14:00
Logan International, terminal B
2h 40m
Seasonal
WN 1592
Southwest Airlines
13:25
Lambert-St. Louis International, terminal 2
17:05
Logan International, terminal B
2h 40m
Seasonal
Boeing 737-800
WN 275
Southwest Airlines
19:40
Lambert-St. Louis International, terminal 2
23:10
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 4456
Southwest Airlines
06:00
Lambert-St. Louis International, terminal 2
09:35
Logan International, terminal B
2h 35m
Seasonal
Boeing 737-800
WN 275
Southwest Airlines
18:10
Lambert-St. Louis International, terminal 2
21:40
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 4022
Southwest Airlines
10:15
Lambert-St. Louis International, terminal 2
13:55
Logan International, terminal B
2h 40m
Seasonal
WN 1592
Southwest Airlines
15:05
Lambert-St. Louis International, terminal 2
18:45
Logan International, terminal B
2h 40m
Seasonal
Boeing 737
WN 275
Southwest Airlines
19:45
Lambert-St. Louis International, terminal 2
23:15
Logan International, terminal B
2h 30m
Seasonal
Boeing 737
WN 1837
Southwest Airlines
10:00
Lambert-St. Louis International, terminal 2
13:35
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 3880
Southwest Airlines
13:25
Lambert-St. Louis International, terminal 2
17:00
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 1837
Southwest Airlines
10:20
Lambert-St. Louis International, terminal 2
13:55
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 3489
Southwest Airlines
13:30
Lambert-St. Louis International, terminal 2
17:05
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 945
Southwest Airlines
19:00
Lambert-St. Louis International, terminal 2
22:35
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 1837
Southwest Airlines
10:15
Lambert-St. Louis International, terminal 2
13:50
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 4052
Southwest Airlines
14:05
Lambert-St. Louis International, terminal 2
17:40
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 1837
Southwest Airlines
06:45
Lambert-St. Louis International, terminal 2
10:20
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 3880
Southwest Airlines
13:20
Lambert-St. Louis International, terminal 2
16:55
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
WN 945
Southwest Airlines
19:15
Lambert-St. Louis International, terminal 2
22:50
Logan International, terminal B
2h 35m
Seasonal
Boeing 737
Days of the week are taken from the schedule for the next 14 days; schedules change by season. Boston is 1 hour ahead of St Louis.
Other airlines flying St Louis to Boston
Nonstop flights by the current schedule
Frequently asked questions
How many Southwest Airlines flights are there from St Louis to Boston?
20 nonstop flights a week, 22 flight numbers in the schedule: Daily.
How long is the Southwest Airlines flight from St Louis to Boston?
From 2 hours 25 minutes to 2 hours 40 minutes nonstop, depending on the flight.
Which aircraft does Southwest Airlines fly from St Louis to Boston?
Boeing 737 and Boeing 737-800.
Which terminals does Southwest Airlines use between St Louis and Boston?
Southwest Airlines departs from Lambert-St. Louis International, terminal 2 and arrives at Logan International, terminal B.