St. Louis (STL)Los Angeles (LAX)
- non-stop flights:
- 1–3 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $410number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1–2 1–3 1–3 1–3 1–3 1–3 1–2 St. Louis (STL)San Francisco (SFO)
- non-stop flights:
- 3–12 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $403number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4–11 3–10 3–10 3–11 4–11 3–12 4–11 St. Louis (STL)Chicago O'Hare (ORD)
- non-stop flights:
- 24–42 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $184number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
13–26 13–26 13–26 13–26 13–26 13–26 13–26 
9–13 9–13 9–13 9–14 9–14 9–12 9–13 
2 2 2 2 2 2 2 St. Louis (STL)Chicago (CHI)
- non-stop flights:
- 24–42 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $184number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
13–26 13–26 13–26 13–26 13–26 13–26 13–26 
9–13 9–13 9–13 9–14 9–14 9–12 9–13 
2 2 2 2 2 2 2