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White Plains

$169+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — HPN
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from St. Louis to White Plains

Best flights from St. Louis to White Plains
Discover carefully curated flight deals from St. Louis to White Plains that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

This Delta deal was found by Cheapflights users on 12/27. 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.
Sat 1/179:59 amSTL - HPN
1 stop7h 01mDelta
Tue 1/2012:36 pmHPN - STL
1 stop5h 01mDelta
Deal found 12/27$261
This Delta deal was found by Cheapflights users on 12/26. 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.
Wed 3/46:35 amSTL - HPN
1 stop4h 21mDelta
Tue 3/1012:35 pmHPN - STL
1 stop4h 57mDelta
Deal found 12/26$261
This American Airlines deal was found by Cheapflights users on 12/26. 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 1/1011:55 amSTL - HPN
2 stops9h 00mAmerican Airlines
Wed 1/143:09 pmHPN - STL
1 stop7h 42mAmerican Airlines
Deal found 12/26$679
This Delta deal was found by Cheapflights users on 12/26. 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 2/273:47 pmSTL - HPN
1 stop5h 13mDelta
Mon 3/25:12 pmHPN - STL
1 stop4h 31mDelta
Deal found 12/26$313
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 1/106:00 amSTL - HPN
1 stop4h 56mDelta
Wed 1/146:00 amHPN - STL
1 stop6h 05mDelta
Deal found 12/26$345
This Delta deal was found by Cheapflights users on 12/26. 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 3/67:10 amSTL - HPN
1 stop6h 18mDelta
Mon 3/912:35 pmHPN - STL
1 stop4h 57mDelta
Deal found 12/26$345
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 1/247:10 amSTL - HPN
1 stop6h 16mDelta
Sat 1/246:40 pmHPN - STL
1 stop5h 56mDelta
Deal found 12/26$377
This Delta deal was found by Cheapflights users on 12/27. 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.
Sat 1/106:00 amSTL - HPN
1 stop4h 56mDelta
Mon 1/1212:36 pmHPN - STL
1 stop5h 01mDelta
Deal found 12/27$383
This American Airlines deal was found by Cheapflights users on 12/27. 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 1/103:54 pmSTL - HPN
1 stop5h 01mAmerican Airlines
Mon 1/1211:00 amHPN - STL
2 stops8h 14mAmerican Airlines
Deal found 12/27$701
This Delta deal was found by Cheapflights users on 12/26. 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.
Sat 1/246:00 amSTL - HPN
1 stop5h 06mDelta
Wed 1/284:29 pmHPN - STL
1 stop5h 08mDelta
Deal found 12/26$423
This Delta deal was found by Cheapflights users on 12/26. 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 1/66:35 amSTL - HPN
1 stop4h 21mDelta
Sun 1/116:00 amHPN - STL
1 stop6h 05mDelta
Deal found 12/26$453

Find 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 December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$261
(Delta)

One-way from

$169
(Delta)

Popular in

October

Cheapest in

April

Average price

$413
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. 11% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 28, 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

Sat 1/17

9:59 am-6:00 pm

1 stop7h 01m

White Plains Westchester County

Tue 1/20

12:36 pm-4:37 pm

1 stop5h 01m

$261

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Wed 3/4

6:35 am-11:56 am

1 stop4h 21m

White Plains Westchester County

Tue 3/10

12:35 pm-4:32 pm

1 stop4h 57m

$261

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 2/27

3:47 pm-10:00 pm

1 stop5h 13m

White Plains Westchester County

Mon 3/2

5:12 pm-8:43 pm

1 stop4h 31m

$313

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sat 1/10

6:00 am-11:56 am

1 stop4h 56m

White Plains Westchester County

Wed 1/14

6:00 am-11:05 am

1 stop6h 05m

$345

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 3/6

7:10 am-2:28 pm

1 stop6h 18m

White Plains Westchester County

Mon 3/9

12:35 pm-4:32 pm

1 stop4h 57m

$345

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sat 1/24

7:10 am-2:26 pm

1 stop6h 16m

White Plains Westchester County

Sat 1/24

6:40 pm-11:36 pm

1 stop5h 56m

$377

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sat 1/10

6:00 am-11:56 am

1 stop4h 56m

White Plains Westchester County

Mon 1/12

12:36 pm-4:37 pm

1 stop5h 01m

$383

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sat 1/24

6:00 am-12:06 pm

1 stop5h 06m

White Plains Westchester County

Wed 1/28

4:29 pm-8:37 pm

1 stop5h 08m

$423

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Tue 1/6

6:35 am-11:56 am

1 stop4h 21m

White Plains Westchester County

Sun 1/11

6:00 am-11:05 am

1 stop6h 05m

$453

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Sat 1/10

11:55 am-9:55 pm

2 stops9h 00m

White Plains Westchester County

Wed 1/14

3:09 pm-9:51 pm

1 stop7h 42m

$679

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

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 December.
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 May is currently the most expensive (average of $199). 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 December 28, 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
8,019 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

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
8,019 reviews
Delta
7.9
Good
8,019 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

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
11,072 reviews
Delta
7.9
Good
8,019 reviews

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

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 $261, Delta can have you in White Plains from St. Louis in 7h 01m. St. Louis and White Plains are separated by a distance of 895 mi.

  • 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 $108. Another airline that can offer you cheap pricing is American Airlines. Delta is 68% 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 May is currently the most expensive (average of $199). 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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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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$240Average$361FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$309FlexibilityNo cancel feeOn-timeN/A

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