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Cheap Flights from White Plains to St. Louis starting at S$ 329

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from White Plains to St. Louis

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from White Plains to St. Louis

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Delta Air Lines
From S$ 329
American Airlines
From S$ 370
ANA airlines

Find more flights and airlines

Alternative Routes from White Plains to St. Louis

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from White Plains to St. Louis.

  • Cheapest
    Delta Air Lines
    HPN
    18:45
    6h 1m
    1 transfer
    STL
    23:46
    Westchester County Airport - St. Louis Lambert International Airport
    Fri, Apr 19Delta Air Lines
    S$ 329
  • Delta Air Lines
    HPN
    18:45
    6h 1m
    1 transfer
    STL
    23:46
    Westchester County Airport - St. Louis Lambert International Airport
    Fri, Apr 19Delta Air Lines
    S$ 329
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from White Plains (HPN) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from White Plains to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from White Plains (HPN) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around S$ 664.
  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.
  • How many airports in St. Louis?

Find cheapest flight ticket from White Plains to St. Louis

Cheapest direct flight price

S$ 329

Cheapest month

March

Peak season for travel

May