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 $287. Another airline that can offer you cheap pricing is Delta. American Airlines is 15% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from St. Louis to White Plains?

Travelers seeking maximum savings on their St. Louis to White Plains flight should consider departing on Friday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from St. Louis to White Plains?

Users have found that flying from St. Louis to White Plains on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from St. Louis to White Plains?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 72% on flights from St. Louis to White Plains compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $370. For sooner than that we have options available in the next 3 days from $381.

What is the cheapest month to fly from St. Louis to White Plains?

Flights from St. Louis to White Plains lean towards being more expensive in November. Prices are generally better when you fly from St. Louis to White Plains in April, with the cheapest ticket starting at $89.

What is the cheapest time of day to fly from STL to HPN?

One of the essential ways to save on airfare from St. Louis to White Plains is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 8% on airfare.

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.

$159+ Flights from St. Louis to White Plains

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Cheap flight deals from St. Louis to White Plains

Round-trip from	$287 (American Airlines)
One-way from	$159 (Delta)
Popular in	December
Cheapest in	April
Average price	$355

From Lambert-St Louis to White Plains Westchester County

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One-way flight from Lambert-St Louis to White Plains Westchester County

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Highest demand for flights based on searches. 19% potential increase in price ($79 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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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 June 12, 2025.

Thu 7/176:00 amSTL - HPN

1 stop4h 29mAmerican Airlines

Tue 7/223:06 pmHPN - STL

1 stop7h 13mAmerican Airlines

Deal found 6/10

$287

Tue 7/16:40 amSTL - HPN

1 stop4h 18mDelta

Tue 7/86:00 amHPN - STL

1 stop7h 34mDelta

Deal found 6/11

$308

Thu 6/266:36 pmSTL - HPN

2 stops25h 23mMultiple Airlines

Mon 6/308:00 amHPN - STL

2 stops11h 18mMultiple Airlines

Deal found 6/11

$612

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 June 12, 2025.

Thu 7/176:00 amSTL - HPN

1 stop4h 29mAmerican Airlines

Tue 7/223:06 pmHPN - STL

1 stop7h 13mAmerican Airlines

Deal found 6/10

$287

Tue 7/16:40 amSTL - HPN

1 stop4h 18mDelta

Tue 7/86:00 amHPN - STL

1 stop7h 34mDelta

Deal found 6/11

$308

Thu 6/266:36 pmSTL - HPN

2 stops25h 23mMultiple Airlines

Mon 6/308:00 amHPN - STL

2 stops11h 18mMultiple Airlines

Deal found 6/11

$612

Last-minute flights from St. Louis to White Plains
Discover last-minute flight deals from St. Louis to White Plains. Data last updated June 12, 2025 and is based on user searches.

Sun 6/226:00 amSTL - HPN

1 stop5h 04mDelta

Thu 6/266:00 amHPN - STL

1 stop4h 43mDelta

Deal found 6/11

$598

Thu 6/266:36 pmSTL - HPN

2 stops25h 23mMultiple Airlines

Mon 6/308:00 amHPN - STL

2 stops11h 18mMultiple Airlines

Deal found 6/11

$612

Tue 7/16:40 amSTL - HPN

1 stop4h 18mDelta

Tue 7/86:00 amHPN - STL

1 stop7h 34mDelta

Deal found 6/11

$308

Thu 7/176:00 amSTL - HPN

1 stop4h 29mAmerican Airlines

Tue 7/223:06 pmHPN - STL

1 stop7h 13mAmerican Airlines

Deal found 6/10

$287

One-way flights from St. Louis to White Plains
Search for one-way flight options from St. Louis to White Plains. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Fri 8/83:41 pmSTL - HPN

1 stop5h 43mDelta

Deal found 6/9

$159

Fri 6/275:47 pmSTL - HPN

1 stop4h 36mAmerican Airlines

Deal found 6/12

$209

Fri 6/2711:28 amSTL - HPN

3 stops28h 23mMultiple Airlines

Deal found 6/12

$469

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to White Plains that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 7/17

6:00 am-11:29 am

1 stop4h 29m

White Plains Westchester County

Tue 7/22

3:06 pm-9:19 pm

1 stop7h 13m

$287

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Tue 7/1

6:40 am-11:58 am

1 stop4h 18m

White Plains Westchester County

Tue 7/8

6:00 am-12:34 pm

1 stop7h 34m

$308

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Thu 6/26

6:36 pm-8:59 pm

2 stops25h 23m

White Plains Westchester County

Mon 6/30

8:00 am-6:18 pm

2 stops11h 18m

$612

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 8/8

3:41 pm-10:24 pm

1 stop5h 43m

$159

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 6/27

5:47 pm-11:23 pm

1 stop4h 36m

$209

St. LouisWhite Plains

STL - HPN

STLHPN

Lambert-St Louis

Fri 6/27

11:28 am-4:51 pm

3 stops28h 23m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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, January is the cheapest month in which you can book a flight from St. Louis to White Plains (average of $276). Flying from St. Louis to White Plains in March is currently the most expensive (average of $339). 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

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

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

Delta

8.0

Very good

7,946 reviews

Delta

8.0

Very good

7,946 reviews

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

10,000 reviews

Delta

8.0

Very good

7,946 reviews

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

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 $287. Another airline that can offer you cheap pricing is Delta. American Airlines is 15% 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, January is the cheapest month in which you can book a flight from St. Louis to White Plains (average of $276). Flying from St. Louis to White Plains in March is currently the most expensive (average of $339). 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

Top 2 airlines flying from St. Louis to White Plains

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$248	Average$328	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$256	Average$309	FlexibilityNo cancel fee	On-timeN/A

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$159+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to White Plains

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to White Plains

Cheapest flights from St. Louis to White PlainsExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to White Plains that are best for you.

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.

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?

Reviews of airlines servicing White Plains

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.

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

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

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

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

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

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

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Book with Flexibility

Travel Smart

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 June 12, 2025.