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White Plains

$118+ Cheap flights from St. Louis to White Plains (STL - HPN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HPN
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Find flight deals from St. Louis to White Plains

Cheapest flights from St. Louis to White Plains
Explore the most affordable flight options available from St. Louis to White Plains. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:13 amSTL - HPN
1 stop7h 33mAmerican Airlines
Mon 12/812:00 pmHPN - STL
1 stop5h 19mAmerican Airlines
Deal found 10/21$303
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:45 amSTL - HPN
1 stop4h 04mDelta
Sat 11/812:45 pmHPN - STL
1 stop6h 58mDelta
Deal found 10/20$325
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amSTL - HPN
1 stop7h 28mDelta
Tue 11/186:00 amHPN - STL
1 stop8h 00mDelta
Deal found 10/22$349
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/243:59 pmSTL - HPN
1 stop5h 10mDelta
Sat 10/255:20 pmHPN - STL
1 stop4h 13mDelta
Deal found 10/21$363
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:40 amSTL - HPN
1 stop4h 19mDelta
Mon 11/106:41 pmHPN - STL
1 stop6h 03mDelta
Deal found 10/23$401
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amSTL - HPN
1 stop5h 00mDelta
Sun 11/96:00 amHPN - STL
1 stop8h 00mDelta
Deal found 10/23$419
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:52 amSTL - HPN
1 stop5h 08mAmerican Airlines
Sat 11/81:30 pmHPN - STL
2 stops11h 26mAmerican Airlines
Deal found 10/22$665
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amSTL - HPN
2 stops7h 39mAmerican Airlines
Sun 11/95:59 pmHPN - STL
1 stop6h 57mAmerican Airlines
Deal found 10/21$713
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amSTL - HPN
1 stop4h 29mAmerican Airlines
Tue 11/185:16 pmHPN - STL
2 stops6h 51mAmerican Airlines
Deal found 10/22$717
This American Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amSTL - HPN
2 stops7h 39mAmerican Airlines
Mon 11/106:43 pmHPN - STL
1 stop5h 24mAmerican Airlines
Deal found 10/22$735

Cheap flight deals from St. Louis to White Plains

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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$303
(American Airlines)

One-way from

$118
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$534
Provider with most accurate pricing for Lambert-St Louis-White Plains Westchester County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-White Plains Westchester County flights.
Search Deals
From Lambert-St Louis to White Plains Westchester County
Search Deals
One-way flight from Lambert-St Louis to White Plains Westchester County
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to White Plains that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from St. Louis to White Plains that are best for you.

Fly from

St. Louis

Fly to

White Plains

Route

Depart

Return

Price

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 12/5

8:13 am-4:46 pm

1 stop7h 33m

White Plains Westchester County

Mon 12/8

12:00 pm-4:19 pm

1 stop5h 19m

$303

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Tue 11/4

10:45 am-3:49 pm

1 stop4h 04m

White Plains Westchester County

Sat 11/8

12:45 pm-6:43 pm

1 stop6h 58m

$325

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 11/13

6:00 am-2:28 pm

1 stop7h 28m

White Plains Westchester County

Tue 11/18

6:00 am-1:00 pm

1 stop8h 00m

$349

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Wed 11/5

6:00 am-12:00 pm

1 stop5h 00m

White Plains Westchester County

Sun 11/9

6:00 am-1:00 pm

1 stop8h 00m

$363

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 11/7

3:59 pm-10:09 pm

1 stop5h 10m

White Plains Westchester County

Mon 11/10

4:29 pm-11:44 pm

1 stop8h 15m

$401

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 11/7

3:59 pm-10:09 pm

1 stop5h 10m

White Plains Westchester County

Sun 11/9

6:00 am-10:43 am

1 stop5h 43m

$401

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 11/6

6:40 am-11:59 am

1 stop4h 19m

White Plains Westchester County

Mon 11/10

6:41 pm-11:44 pm

1 stop6h 03m

$401

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 11/6

6:40 am-11:59 am

1 stop4h 19m

White Plains Westchester County

Sun 11/9

6:00 am-1:00 pm

1 stop8h 00m

$401

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Mon 1/26

5:11 pm-11:28 am

2 stops17h 17m

$118

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Mon 2/9

8:45 am-11:28 am

2 stops25h 43m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 16 results
1
2

Compare providers for flights from St. Louis to White Plains

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to White Plains in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-White Plains flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-White Plains flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-White Plains flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-White Plains flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-White Plains flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to White Plains

Have a flexible travel schedule? Discover the best time to fly to White Plains from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to White Plains

What is the cheapest month to book a flight from St. Louis to White Plains?

Currently, April is the cheapest month in which you can book a flight from St. Louis to White Plains (average of $89). Flying from St. Louis to White Plains in October is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing White Plains

Get insights into the airlines that provide service to White Plains. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to White Plains. Reviews last updated October 23, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from St. Louis to White Plains by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,982 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
7,982 reviews
Delta
7.9
Good
7,982 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,982 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

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.

  • How long is the flight from St. Louis to White Plains?

    For as low as $325, American Airlines can have you in White Plains from St. Louis in 4h 04m. St. Louis and White Plains are separated by a distance of 895 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from St. Louis to White Plains round-trip?

    Cheapflights users have booked flights from St. Louis to White Plains round-trip from $240. Another airline that can offer you cheap pricing is Delta. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from St. Louis to White Plains that include hotel bookings?

    Yes. In addition to deals on St. Louis to White Plains flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to White Plains?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to White Plains.

  • Can I find deals for business class flights from St. Louis to White Plains?

    Yes. Cheapflights offers flight deals from St. Louis to White Plains by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to White Plains?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to White Plains (average of $89). Flying from St. Louis to White Plains in October is currently the most expensive (average of $203). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for St. Louis to White Plains

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Top 2 airlines flying from St. Louis to White Plains

Discover the top 2 airlines that operate flights from St. Louis to White Plains. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$240Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$314FlexibilityNo cancel feeOn-timeN/A

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