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Cheap flights from St. Louis to New York from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to New York departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:13 pm - 11:26 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
5h 13m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:35 pm - 12:27 amHPN  White Plains Westchester County-STL Lambert-St Louis
7h 52m1 stop Chicago O'Hare Intl
$311American Airlines
Wed, Sep 16 - Sat, Sep 19
Delta Logo
6:47 am - 11:48 amSTL  Lambert-St Louis-HPN White Plains Westchester County
4h 01m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:40 pm - 11:54 pmHPN  White Plains Westchester County-STL Lambert-St Louis
6h 14m1 stop Atlanta Hartsfield-Jackson
$353Delta
Tue, Oct 13 - Tue, Oct 13
American Airlines Logo
5:13 pm - 11:26 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
5h 13m1 stop Washington, D.C. Reagan-National
American Airlines Logo
5:54 pm - 12:19 amHPN  White Plains Westchester County-STL Lambert-St Louis
7h 25m1 stop Chicago O'Hare Intl
$361American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
11:01 am - 5:05 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
5h 04m1 stop Chicago O'Hare Intl
American Airlines Logo
6:30 am - 10:15 amHPN  White Plains Westchester County-STL Lambert-St Louis
4h 45m1 stop Washington, D.C. Reagan-National
$361American Airlines
Thu, Sep 10 - Sun, Sep 13
Delta Logo
6:47 am - 11:48 amSTL  Lambert-St Louis-HPN White Plains Westchester County
4h 01m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:00 am - 10:51 amHPN  White Plains Westchester County-STL Lambert-St Louis
5h 51m1 stop Atlanta Hartsfield-Jackson
$365Delta
Wed, Oct 7 - Sun, Oct 11
American Airlines Logo
5:08 pm - 11:29 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
5h 21m1 stop Washington, D.C. Reagan-National
American Airlines Logo
6:39 am - 12:46 pmHPN  White Plains Westchester County-STL Lambert-St Louis
7h 07m1 stop Washington, D.C. Reagan-National
$371American Airlines
Mon, Oct 5 - Thu, Oct 8
Delta Logo
6:40 am - 11:56 amSTL  Lambert-St Louis-HPN White Plains Westchester County
4h 16m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:00 am - 12:32 pmHPN  White Plains Westchester County-STL Lambert-St Louis
7h 32m1 stop Atlanta Hartsfield-Jackson
$383Delta
Wed, Sep 9 - Fri, Sep 11
Delta Logo
7:00 am - 2:29 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
6h 29m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:40 pm - 11:42 pmHPN  White Plains Westchester County-STL Lambert-St Louis
6h 02m1 stop Atlanta Hartsfield-Jackson
$390Delta
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
11:01 am - 11:26 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
11h 25m2 stops Chicago O'Hare Intl Washington, D.C. Reagan-National
American Airlines Logo
12:24 pm - 4:48 pmHPN  White Plains Westchester County-STL Lambert-St Louis
5h 24m1 stop Chicago O'Hare Intl
$394American Airlines
Wed, Sep 16 - Sat, Sep 19
American Airlines Logo
11:01 am - 5:05 pmSTL  Lambert-St Louis-HPN White Plains Westchester County
5h 04m1 stop Chicago O'Hare Intl
American Airlines Logo
6:30 am - 10:15 amHPN  White Plains Westchester County-STL Lambert-St Louis
4h 45m1 stop Washington, D.C. Reagan-National
$401American Airlines
Thu, Sep 10 - Sun, Sep 13

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American Airlines flights from St. Louis to White Plains

Our best American Airlines deals on St. Louis to White Plains flight tickets
American Airlines
Sep 16
STL5:13 pmLambert-St Louis
5h 13m
1 stop
HPN11:26 pmWhite Plains Westchester County
Sep 19
HPN5:35 pmWhite Plains Westchester County
7h 52m
1 stop
STL12:27 amLambert-St Louis
$311
American Airlines
Oct 1
STL5:13 pmLambert-St Louis
5h 13m
1 stop
HPN11:26 pmWhite Plains Westchester County
Oct 5
HPN5:54 pmWhite Plains Westchester County
7h 25m
1 stop
STL12:19 amLambert-St Louis
$361
American Airlines
Oct 5
STL5:08 pmLambert-St Louis
5h 21m
1 stop
HPN11:29 pmWhite Plains Westchester County
Oct 8
HPN6:39 amWhite Plains Westchester County
7h 07m
1 stop
STL12:46 pmLambert-St Louis
$371

Delta flights from St. Louis to White Plains

Our best Delta deals on St. Louis to White Plains flight tickets
Delta
Oct 13
STL6:47 amLambert-St Louis
4h 01m
1 stop
HPN11:48 amWhite Plains Westchester County
Oct 13
HPN6:40 pmWhite Plains Westchester County
6h 14m
1 stop
STL11:54 pmLambert-St Louis
$353
Delta
Oct 7
STL6:47 amLambert-St Louis
4h 01m
1 stop
HPN11:48 amWhite Plains Westchester County
Oct 11
HPN6:00 amWhite Plains Westchester County
5h 51m
1 stop
STL10:51 amLambert-St Louis
$365
Delta
Sep 9
STL6:40 amLambert-St Louis
4h 16m
1 stop
HPN11:56 amWhite Plains Westchester County
Sep 11
HPN6:00 amWhite Plains Westchester County
7h 32m
1 stop
STL12:32 pmLambert-St Louis
$383

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2026.
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

Cheapest round-trip

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Wed 9/16

5:13 pm-11:26 pm

1 stop5h 13m

White Plains Westchester County

Sat 9/19

5:35 pm-12:27 am

1 stop7h 52m

$311

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Tue 10/13

6:47 am-11:48 am

1 stop4h 01m

White Plains Westchester County

Tue 10/13

6:40 pm-11:54 pm

1 stop6h 14m

$353

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Thu 10/1

5:13 pm-11:26 pm

1 stop5h 13m

White Plains Westchester County

Mon 10/5

5:54 pm-12:19 am

1 stop7h 25m

$361
Quickest round-trip

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Thu 9/10

11:01 am-5:05 pm

1 stop5h 04m

White Plains Westchester County

Sun 9/13

6:30 am-10:15 am

1 stop4h 45m

$361

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Wed 10/7

6:47 am-11:48 am

1 stop4h 01m

White Plains Westchester County

Sun 10/11

6:00 am-10:51 am

1 stop5h 51m

$365

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Mon 10/5

5:08 pm-11:29 pm

1 stop5h 21m

White Plains Westchester County

Thu 10/8

6:39 am-12:46 pm

1 stop7h 07m

$371

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Wed 9/9

6:40 am-11:56 am

1 stop4h 16m

White Plains Westchester County

Fri 9/11

6:00 am-12:32 pm

1 stop7h 32m

$383

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Thu 10/1

7:00 am-2:29 pm

1 stop6h 29m

White Plains Westchester County

Mon 10/5

6:40 pm-11:42 pm

1 stop6h 02m

$390

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Wed 9/16

11:01 am-11:26 pm

2 stops11h 25m

White Plains Westchester County

Sat 9/19

12:24 pm-4:48 pm

1 stop5h 24m

$394

St. LouisWhite Plains

STL Lambert-St Louis - HPN White Plains Westchester County

STLHPN

Lambert-St Louis

Thu 9/10

11:01 am-5:05 pm

1 stop5h 04m

White Plains Westchester County

Sun 9/13

6:30 am-10:15 am

1 stop4h 45m

$401

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to White Plains

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to White Plains?

If you are unable to visit White Plains during the month of September, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $0.

When to book flights from St. Louis to White Plains

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to White Plains according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to White Plains (STL to HPN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to White Plains

Fastest flight time

4h 00m

Direct flights

None
The fastest flight from St. Louis to White Plains takes 4h 00m
There are no direct flights from St. Louis to White Plains. There are no popular flight routes from St. Louis to White Plains.
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Frequently asked questions about flying from St. Louis to White Plains

  • How far is Lambert-St Louis to White Plains Westchester County by plane?

    There are 885.7 mi between Lambert-St Louis and White Plains Westchester County. 4h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to White Plains Westchester County Airport?

    Prices for flights from Lambert-St Louis Airport to White Plains Westchester County Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to White Plains Westchester County Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to White Plains Westchester County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to White Plains Westchester County Airport.

  • What documentation or ID do you need to fly to White Plains Westchester County Airport?

    The necessary travel and health documents for your White Plains Westchester County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to White Plains?

Best airlines flying from St. Louis to White Plains

Compare and see reviews for airlines that fly from St. Louis to White Plains with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $300Free CancellationRating
7.8
8,502 reviews
Search Delta flights
American AirlinesPriceFrom $300Free CancellationRating
7.1
11,929 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to White Plains?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to White Plains. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to White Plains with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to White Plains flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to White Plains?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to White Plains from St. Louis.

I’m not ready to book a flight from St. Louis to White Plains right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to White Plains from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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