
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to White Plains (HPN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $361 (American Airlines) |
One-way from | $207 (Delta) |
Popular in | July |
Cheapest in | August |
Average price | $360 |
Fly from
Fly to
Route
Depart
Return
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Fri 12/18
6:32 am-11:57 am
1 stop4h 25m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Fri 12/4
6:32 am-11:57 am
1 stop4h 25m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Wed 12/23
1:51 pm-9:59 pm
1 stop7h 08m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Mon 12/28
7:03 am-2:48 pm
1 stop6h 45m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Wed 12/30
6:21 pm-11:25 am
3 stops16h 04m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Mon 12/28
6:21 pm-12:40 pm
3 stops17h 19m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Sat 11/21
6:40 am-11:49 am
1 stop4h 09m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Mon 4/26
11:51 am-6:07 pm
1 stop5h 16m
White Plains Westchester County
Sun 5/2
6:00 am-10:48 am
1 stop5h 48m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Thu 12/31
2:45 pm-10:15 pm
1 stop6h 30m
White Plains Westchester County
Mon 1/4
12:40 pm-4:37 pm
1 stop4h 57m
St. LouisWhite Plains
STL Lambert-St Louis - HPN White Plains Westchester County
STLHPN
Lambert-St Louis
Tue 12/29
5:37 pm-11:25 am
3 stops40h 48m
White Plains Westchester County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Jennifer,Sep 2026
ORD - LGA
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Jennifer,Sep 2026
ORD - LGA
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Jennifer,Sep 2026
ORD - LGA
Find useful and relevant information for your journey from St. Louis to White Plains. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$300 | Average$384 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$300 | Average$382 | FlexibilityNo cancel fee | On-time71% |