White Plains

$258+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HPN
Dec 6 — Dec 131
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to White Plains with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 6, 2025.

This Delta deal was found by Cheapflights users on 11/6. 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 11/273:15 pmSTL - HPN
1 stop5h 54mDelta
Tue 12/25:17 pmHPN - STL
1 stop4h 30mDelta
Deal found 11/6$303
This American Airlines deal was found by Cheapflights users on 11/4. 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 12/122:11 pmSTL - HPN
1 stop4h 55mAmerican Airlines
Sun 12/145:59 pmHPN - STL
1 stop6h 39mAmerican Airlines
Deal found 11/4$313
This Delta deal was found by Cheapflights users on 11/3. 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 11/46:00 amSTL - HPN
1 stop5h 00mDelta
Sat 11/812:45 pmHPN - STL
1 stop6h 58mDelta
Deal found 11/3$345
This Delta deal was found by Cheapflights users on 11/4. 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 12/211:40 amSTL - HPN
1 stop5h 20mDelta
Thu 12/46:50 pmHPN - STL
1 stop5h 52mDelta
Deal found 11/4$357
This American Airlines deal was found by Cheapflights users on 11/4. 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 11/202:11 pmSTL - HPN
1 stop5h 00mAmerican Airlines
Mon 11/245:21 pmHPN - STL
1 stop5h 24mAmerican Airlines
Deal found 11/4$359
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 11/244:46 pmSTL - HPN
1 stop5h 43mAmerican Airlines
Wed 12/36:00 amHPN - STL
1 stop7h 44mAmerican Airlines
Deal found 11/6$373
This Delta deal was found by Cheapflights users on 11/6. 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 11/273:15 pmSTL - HPN
1 stop5h 54mDelta
Wed 12/33:08 pmHPN - STL
2 stops18h 16mDelta
Deal found 11/6$374
This Delta deal was found by Cheapflights users on 11/6. 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.
Sun 11/236:40 amSTL - HPN
1 stop4h 19mDelta
Wed 12/35:17 pmHPN - STL
1 stop4h 30mDelta
Deal found 11/6$383
This Delta deal was found by Cheapflights users on 11/6. 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 12/167:05 amSTL - HPN
1 stop6h 23mDelta
Fri 12/1912:55 pmHPN - STL
1 stop5h 15mDelta
Deal found 11/6$387
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/264:46 pmSTL - HPN
1 stop5h 43mAmerican Airlines
Wed 12/33:06 pmHPN - STL
1 stop7h 41mAmerican Airlines
Deal found 11/6$415
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 11/295:38 amSTL - HPN
1 stop4h 19mAmerican Airlines
Wed 12/35:19 pmHPN - STL
1 stop5h 28mAmerican Airlines
Deal found 11/6$430
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/282:11 pmSTL - HPN
1 stop5h 00mAmerican Airlines
Tue 12/211:27 amHPN - STL
1 stop6h 09mAmerican Airlines
Deal found 11/6$431

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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$261
(Delta)

One-way from

$258
(American Airlines)

Popular in

October

Cheapest in

April

Average price

$346
Provider with most accurate pricing for Lambert-St Louis-White Plains Westchester County flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-White Plains Westchester County flights.
From Lambert-St Louis to White Plains Westchester County
One-way flight from Lambert-St Louis to White Plains Westchester County
Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).
Average for round-trip flights in November 2025

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 November 6, 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

Wed 2/18

10:13 am-6:00 pm

1 stop6h 47m

White Plains Westchester County

Wed 2/25

5:12 pm-8:45 pm

1 stop4h 33m

$261

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Tue 2/17

6:00 am-12:08 pm

1 stop5h 08m

White Plains Westchester County

Fri 2/27

5:12 pm-8:45 pm

1 stop4h 33m

$287

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Wed 12/3

9:30 am-6:00 pm

1 stop7h 30m

White Plains Westchester County

Wed 12/10

10:29 am-4:21 pm

1 stop6h 52m

$303

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 11/27

3:15 pm-10:09 pm

1 stop5h 54m

White Plains Westchester County

Wed 12/3

5:17 pm-8:47 pm

1 stop4h 30m

$303

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 12/12

2:11 pm-8:06 pm

1 stop4h 55m

White Plains Westchester County

Sun 12/14

5:59 pm-11:38 pm

1 stop6h 39m

$313

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 11/20

2:11 pm-8:11 pm

1 stop5h 00m

White Plains Westchester County

Mon 11/24

5:21 pm-9:45 pm

1 stop5h 24m

$359

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Mon 11/24

4:46 pm-11:29 pm

1 stop5h 43m

White Plains Westchester County

Wed 12/3

6:00 am-12:44 pm

1 stop7h 44m

$373

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sun 11/23

6:40 am-11:59 am

1 stop4h 19m

White Plains Westchester County

Wed 12/3

5:17 pm-8:47 pm

1 stop4h 30m

$383

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Tue 12/16

7:05 am-2:28 pm

1 stop6h 23m

White Plains Westchester County

Fri 12/19

12:55 pm-5:10 pm

1 stop5h 15m

$387

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 11/28

5:00 am-1:00 pm

1 stop7h 00m

White Plains Westchester County

Wed 12/3

3:06 pm-9:47 pm

1 stop7h 41m

$431

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 15 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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-White Plains flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 November is currently the most expensive (average of $209). 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 November 6, 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.

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

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

Crew

8.5

Food

7.3

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

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 $313, Delta can have you in White Plains from St. Louis in 4h 55m. 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 November is currently the most expensive (average of $209). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to White Plains

See prices for flight routes from nearby airports that may be better suited for you.

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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$240Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$314FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.