Flights to Southwest Idaho from New York - ￥14,430

View ￥14,430 flight on Sat, Sep 13, 2025Opens in a new window

Popular airlines from New York to Southwest Idaho

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from New York to Southwest Idaho (NYC-BOI)

Prices were available within the past 7 days and start at ￥14,430 for one-way flights and ￥28,860 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Sat, Sep 20
JFK
New York
BOI
Boise
￥28,860 Roundtrip, found 1 day ago
￥28,860
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 13 from New York to Boise, returning Sat, Sep 20, priced at ￥28,860 found 1 day ago
Delta
Sat, Sep 13 - Fri, Sep 19
JFK
New York
BOI
Boise
￥29,290 Roundtrip, found 1 day ago
￥29,290
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 13 from New York to Boise, returning Fri, Sep 19, priced at ￥29,290 found 1 day ago
Delta
Fri, Sep 12 - Fri, Sep 19
JFK
New York
BOI
Boise
￥29,720 Roundtrip, found 1 day ago
￥29,720
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Sep 12 from New York to Boise, returning Fri, Sep 19, priced at ￥29,720 found 1 day ago
American Airlines
Tue, Sep 16 - Wed, Sep 17
LGA
New York
BOI
Boise
￥37,890 Roundtrip, found 1 day ago
￥37,890
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 16 from New York to Boise, returning Wed, Sep 17, priced at ￥37,890 found 1 day ago
Hawaiian Airlines
Mon, Sep 15 - Mon, Sep 22
JFK
New York
BOI
Boise
￥45,630 Roundtrip, found 1 day ago
￥45,630
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Mon, Sep 15 from New York to Boise, returning Mon, Sep 22, priced at ￥45,630 found 1 day ago
United
Thu, Jul 24 - Thu, Jul 31
EWR
New York
BOI
Boise
￥77,350 Roundtrip, found 1 day ago
￥77,350
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jul 24 from New York to Boise, returning Thu, Jul 31, priced at ￥77,350 found 1 day ago

Find the cheapest month to fly from New York (NYC) to Boise (BOI)

September is typically the cheapest month to fly

From ￥23,317 - ￥51,210 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.