Philadelphia (PHL) to Boise (BOI) flight deal in economy from $279

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
United StatesBOI

Boise Air Terminal (Gowen Field)

Boise, United States
$370 USD
-25%$279 USD
Verified 2 days ago
Good Availability
41% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

10 round-trip options

Returning
Wed, Dec 23, 2026•5 Day Trip
$429 USD
Google Flights
Returning
Thu, Dec 24, 2026•6 Day Trip
$379 USD
Google Flights
Returning
Fri, Dec 25, 2026•7 Day Trip
$379 USD
Google Flights
Returning
Sat, Dec 26, 2026•8 Day Trip
$559 USD
Google Flights
Returning
Sun, Dec 27, 2026•9 Day Trip
$559 USD
Google Flights
Returning
Mon, Dec 28, 2026•10 Day Trip
$429 USD
Google Flights
Returning
Tue, Dec 29, 2026•11 Day Trip
$429 USD
Google Flights
Returning
Wed, Dec 30, 2026•12 Day Trip
$479 USD
Google Flights
Returning
Thu, Dec 31, 2026•13 Day Trip
$429 USD
Google Flights
Returning
Fri, Jan 1, 2027•14 Day Trip
$479 USD
Google Flights