The cheapest times to fly from TWF to HPN are

  • January 1st to February 18th (except the week of February 5th)
  • April 16th to June 10th (except the week of May 7th)
  • June 25th to July 8th
  • August 13th to September 23rd (except the week of August 20th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from TWF to HPN is late January. Prices can be as high as $1398 for Saturday flights during mid to late November, or as low as $444 for Tuesday flights around late January.


When to Fly to Westchester County

Flying from Twin Falls, ID (TWF) to White Plains, NY (HPN) will usually cost between $508 to $978 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $544. Due to high demand the most expensive time to fly is mid to late November, with an average price of $992. Planning your trip to low-cost times can easily save you $448 on economy flights and even more on first-class flights. Generally, any price below $682 can be considered a good price for a round-trip TWF to HPN flight.

See below for a graph of average weekly prices for the TWF to HPN route. All prices are for round-trip tickets in USD.

TWF to HPN Flight Prices

Compared to other flights, the TWF to HPN flight is cheaper than the average and costs less than the average flight leaving from Twin Falls. The average price per mile (for a direct flight) is $0.2, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $264 (30%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $584. Return trip prices are from the HPN to TWF flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from TWF to HPN can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 4 hour 44 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from TWF to HPN while comparing.

Destination alternative #1: John F. Kennedy International Airport (JFK) in New York, NY

  • 30 miles (48 km) away from HPN
  • Usually 24.71% less expensive than HPN
  • 1-layover flights available

See TWF to JFK flights

Destination alternative #2: Newark Liberty International Airport (EWR) in Newark, NJ

  • 35 miles (56 km) away from HPN
  • Usually 20.23% less expensive than HPN
  • 1-layover flights available

See TWF to EWR flights

Destination alternative #3: Philadelphia International Airport (PHL) in Philadelphia, PA

  • 115 miles (185 km) away from HPN
  • Usually 20.23% less expensive than HPN
  • 1-layover flights available

See TWF to PHL flights

Destination alternative #4: Greater Binghamton/Edwin A. Link Field Airport (BGM) in Binghamton, NY

  • 141 miles (227 km) away from HPN
  • Usually 1.91% less expensive than HPN
  • 2-layover flights available

See TWF to BGM flights


Flight Hacking TWF to HPN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from TWF to HPN — but Champion Traveler does!

Hack #1: Salt Lake City, UT (TWF > SLC > HPN)

  • Price for both tickets: $551
  • Average savings: $132 (19.28%)

See TWF to SLC flights

Hack #2: St. Louis, MO (TWF > STL > HPN)

  • Price for both tickets: $646
  • Average savings: $36 (5.28%)

See TWF to STL flights

Hack #3: Denver, CO (TWF > DEN > HPN)

  • Price for both tickets: $680
  • Average savings: $3 (0.37%)

See TWF to DEN flights


Flight Questions Answered

Still have questions about flying from TWF to HPN? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: Delta, SAS, United, and potentially more during busy seasons.

How far away is it from Westchester County Airport to Joslin Field – Magic Valley Regional Airport?

The distance between the two airports is roughly 2083 miles or 3352 kilometers.

How long does it take to fly from TWF to HPN?

The real-world flight time for a nonstop TWF to HPN flight is about 4 hour 44 minutes.

How many flights go between Twin Falls, ID and White Plains, NY?

It depends on the day of the week and the date, but a typical day might have around 21 available flights from TWF to HPN.


Airport Location Info


Departing Airport

Origination codeTWF
Origination airport nameJoslin Field – Magic Valley Regional Airport
CityTwin Falls, ID
Countrythe United States

Return Airport

Destination codeHPN
Destination airport nameWestchester County Airport
CityWhite Plains, NY
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.