Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Delta Air Lines

The cheapest airline(s) flying from Washington to Boise is Delta Air Lines.

  • Delta Air Lines Delta Air Lines
  • United Airlines United Airlines
  • American Airlines American Airlines
  • Alaska Airlines Alaska Airlines
Cheapest Month July

Travel Period: June 2024 - May 2025

The cheapest month(s) to fly from Washington to Boise is July.

  • Jun 2024
  • Jul 2024
  • Aug 2024
  • Sep 2024
  • Oct 2024
  • Nov 2024
  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
Cheapest Day of the Week Monday

The cheapest day(s) of the week to fly from Washington to Boise is Monday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
Cheapest Time 6am

The cheapest time of the day to fly from Washington to Boise is in the early morning.

Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm

Flight Schedules

Last Updated: Thu, 2 May, 2024

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  • Availability
    • M
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    • F
    • S
    • S

Connecting Flights

  • 05:30 - 07:20
    IAD - DEN
    08:45 - 10:40
    DEN - BOI
  • 05:30 (IAD)Washington Dulles International Airport
    08:45 (DEN)Denver Intl Airport
  • 07:20 (DEN)Denver Intl Airport
    10:40 (BOI)Boise Airport
  • (WN 5338)Boeing 737 800
    (WN 2655)Boeing 737 Max 8 Passenger
  • 7h 10m (1h 25m)
  • DEN Denver 1h 25m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 06:00 - 07:45
    IAD - DEN
    08:35 - 10:30
    DEN - BOI
  • 06:00 (IAD)Washington Dulles International Airport
    08:35 (DEN)Denver Intl Airport
  • 07:45 (DEN)Denver Intl Airport
    10:30 (BOI)Boise Airport
  • (WN 5338)Boeing 737 800
    (WN 2655)Boeing 737 Max 8 Passenger
  • 6h 30m (50m)
  • DEN Denver 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 06:25 - 08:10
    IAD - DEN
    08:55 - 10:50
    DEN - BOI
  • 06:25 (IAD)Washington Dulles International Airport
    08:55 (DEN)Denver Intl Airport
  • 08:10 (DEN)Denver Intl Airport
    10:50 (BOI)Boise Airport
  • (WN 5338)Boeing 737 800
    (WN 2655)Boeing 737 700
  • 6h 25m (45m)
  • DEN Denver 45m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:55 - 09:50
    BWI - DEN
    14:00 - 15:55
    DEN - BOI
  • 07:55 (BWI)Baltimore Washington International Airport
    14:00 (DEN)Denver Intl Airport
  • 09:50 (DEN)Denver Intl Airport
    15:55 (BOI)Boise Airport
  • (WN 5004)Boeing 737 800
    (WN 6055)Boeing 737 700
  • 10h (4h 10m)
  • DEN Denver 4h 10m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 08:30 - 11:55
    BWI - DEN
    14:00 - 15:55
    DEN - BOI
  • 08:30 (BWI)Baltimore Washington International Airport
    14:00 (DEN)Denver Intl Airport
  • 11:55 (DEN)Denver Intl Airport
    15:55 (BOI)Boise Airport
  • (WN 4244)Boeing 737 800
    (WN 6055)Boeing 737 700
  • 9h 25m (2h 05m)
  • DEN Denver 2h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 14:00 - 15:55
    DEN - BOI
    08:40 - 10:00
    BWI - ORD
  • 14:00 (DEN)Denver Intl Airport
    08:40 (BWI)Baltimore Washington International Airport
  • 15:55 (BOI)Boise Airport
    10:00 (ORD)Chicago O'Hare International Airport
  • (WN 6055)Boeing 737 700
    (WN 3626)Boeing 737 700
  • 9h 15m (2h 10m)
  • BOI Boise 2h 10m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 09:35 - 11:45
    BWI - LAS
    15:35 - 18:25
    LAS - BOI
  • 09:35 (BWI)Baltimore Washington International Airport
    15:35 (LAS)Las Vegas McCarran International Airport
  • 11:45 (LAS)Las Vegas McCarran International Airport
    18:25 (BOI)Boise Airport
  • (WN 6080)Boeing 737 Max 8 Passenger
    (WN 711)Boeing 737 700
  • 10h 50m (3h 50m)
  • LAS Las Vegas 3h 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 09:40 - 12:40
    BWI - DEN
    14:00 - 15:55
    DEN - BOI
  • 09:40 (BWI)Baltimore Washington International Airport
    14:00 (DEN)Denver Intl Airport
  • 12:40 (DEN)Denver Intl Airport
    15:55 (BOI)Boise Airport
  • (WN 3110)Boeing 737 700
    (WN 6055)Boeing 737 700
  • 8h 15m (1h 20m)
  • DEN Denver 1h 20m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 15:20 - 17:15
    DEN - BOI
    09:45 - 10:50
    BWI - PIT
  • 15:20 (DEN)Denver Intl Airport
    09:45 (BWI)Baltimore Washington International Airport
  • 17:15 (BOI)Boise Airport
    10:50 (PIT)Pittsburgh International Airport
  • (WN 705)Boeing 737 Max 8 Passenger
    (WN 472)Boeing 737 700
  • 9h 30m (3h 05m)
  • BOI Boise 3h 05m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 14:30 - 17:30
    PHX - BOI
    10:00 - 12:15
    DCA - DAL
  • 14:30 (PHX)Phoenix Sky Harbor Intl Airport
    10:00 (DCA)Washington Ronald Reagan National Airport
  • 17:30 (BOI)Boise Airport
    12:15 (DAL)Dallas/Fort Worth Love Field Airport
  • (WN 3944)Boeing 737 700
    (WN 787)Boeing 737 Max 8 Passenger
  • 9h 30m (1h 40m)
  • BOI Boise 1h 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:05 - 12:15
    BWI - LAS
    15:55 - 18:45
    LAS - BOI
  • 10:05 (BWI)Baltimore Washington International Airport
    15:55 (LAS)Las Vegas McCarran International Airport
  • 12:15 (LAS)Las Vegas McCarran International Airport
    18:45 (BOI)Boise Airport
  • (WN 6080)Boeing 737 Max 8 Passenger
    (WN 711)Boeing 737 700
  • 10h 40m (3h 40m)
  • LAS Las Vegas 3h 40m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:35 - 13:40
    BWI - DEN
    15:20 - 17:15
    DEN - BOI
  • 10:35 (BWI)Baltimore Washington International Airport
    15:20 (DEN)Denver Intl Airport
  • 13:40 (DEN)Denver Intl Airport
    17:15 (BOI)Boise Airport
  • (WN 1842)Boeing 737 700
    (WN 705)Boeing 737 Max 8 Passenger
  • 8h 40m (1h 40m)
  • DEN Denver 1h 40m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 15:20 - 17:15
    DEN - BOI
    10:40 - 11:55
    BWI - STL
  • 15:20 (DEN)Denver Intl Airport
    10:40 (BWI)Baltimore Washington International Airport
  • 17:15 (BOI)Boise Airport
    11:55 (STL)St Louis Lambert Intl Airport
  • (WN 705)Boeing 737 Max 8 Passenger
    (WN 4617)Boeing 737 Max 8 Passenger
  • 8h 35m (2h 05m)
  • BOI Boise 2h 05m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 10:40 - 12:35
    BWI - DEN
    14:00 - 15:55
    DEN - BOI
  • 10:40 (BWI)Baltimore Washington International Airport
    14:00 (DEN)Denver Intl Airport
  • 12:35 (DEN)Denver Intl Airport
    15:55 (BOI)Boise Airport
  • (WN 2638)Boeing 737 Max 8 Passenger
    (WN 6055)Boeing 737 700
  • 7h 15m (1h 25m)
  • DEN Denver 1h 25m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 13:35 - 15:45
    BWI - LAS
    16:35 - 19:25
    LAS - BOI
  • 13:35 (BWI)Baltimore Washington International Airport
    16:35 (LAS)Las Vegas McCarran International Airport
  • 15:45 (LAS)Las Vegas McCarran International Airport
    19:25 (BOI)Boise Airport
  • (WN 6080)Boeing 737 Max 8 Passenger
    (WN 425)Boeing 737 700
  • 7h 50m (50m)
  • LAS Las Vegas 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 18:45 - 21:30
    LAS - BOI
    14:05 - 16:00
    BWI - DEN
  • 18:45 (LAS)Las Vegas McCarran International Airport
    14:05 (BWI)Baltimore Washington International Airport
  • 21:30 (BOI)Boise Airport
    16:00 (DEN)Denver Intl Airport
  • (WN 425)Boeing 737 700
    (WN 915)Boeing 737 800
  • 9h 25m (1h 45m)
  • BOI Boise 1h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 19:35 - 21:30
    DEN - BOI
    14:05 - 15:35
    BWI - DTW
  • 19:35 (DEN)Denver Intl Airport
    14:05 (BWI)Baltimore Washington International Airport
  • 21:30 (BOI)Boise Airport
    15:35 (DTW)Detroit Wayne County
  • (WN 2752)Boeing 737 700
    (WN 1897)Boeing 737 700
  • 9h 25m (2h 55m)
  • BOI Boise 2h 55m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 15:25 - 17:40
    BWI - LAS
    20:30 - 23:15
    LAS - BOI
  • 15:25 (BWI)Baltimore Washington International Airport
    20:30 (LAS)Las Vegas McCarran International Airport
  • 17:40 (LAS)Las Vegas McCarran International Airport
    23:15 (BOI)Boise Airport
  • (WN 2365)Boeing 737 Max 8 Passenger
    (WN 425)Boeing 737 700
  • 9h 50m (2h 50m)
  • LAS Las Vegas 2h 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 20:55 - 22:50
    DEN - BOI
    15:25 - 16:25
    DCA - BNA
  • 20:55 (DEN)Denver Intl Airport
    15:25 (DCA)Washington Ronald Reagan National Airport
  • 22:50 (BOI)Boise Airport
    16:25 (BNA)Nashville Airport
  • (WN 2752)Boeing 737 700
    (WN 5056)Boeing 737 700
  • 9h 25m (2h 30m)
  • BOI Boise 2h 30m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 19:35 - 21:30
    DEN - BOI
    15:30 - 16:45
    BWI - STL
  • 19:35 (DEN)Denver Intl Airport
    15:30 (BWI)Baltimore Washington International Airport
  • 21:30 (BOI)Boise Airport
    16:45 (STL)St Louis Lambert Intl Airport
  • (WN 2752)Boeing 737 700
    (WN 3402)Boeing 737 700
  • 8h (1h 30m)
  • BOI Boise 1h 30m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 20:55 - 22:50
    DEN - BOI
    15:35 - 16:50
    BWI - STL
  • 20:55 (DEN)Denver Intl Airport
    15:35 (BWI)Baltimore Washington International Airport
  • 22:50 (BOI)Boise Airport
    16:50 (STL)St Louis Lambert Intl Airport
  • (WN 2752)Boeing 737 700
    (WN 3402)Boeing 737 700
  • 9h 15m (2h 45m)
  • BOI Boise 2h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 20:55 - 22:50
    DEN - BOI
    15:40 - 17:00
    BWI - CMH
  • 20:55 (DEN)Denver Intl Airport
    15:40 (BWI)Baltimore Washington International Airport
  • 22:50 (BOI)Boise Airport
    17:00 (CMH)Columbus Port Columbus Intl Airport
  • (WN 2752)Boeing 737 700
    (WN 2145)Boeing 737 700
  • 9h 10m (2h 45m)
  • BOI Boise 2h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 15:40 - 18:40
    BWI - OAK
    19:45 - 22:10
    OAK - BOI
  • 15:40 (BWI)Baltimore Washington International Airport
    19:45 (OAK)Oakland International Airport
  • 18:40 (OAK)Oakland International Airport
    22:10 (BOI)Boise Airport
  • (WN 2634)Boeing 737 Max 8 Passenger
    (WN 1417)Boeing 737 700
  • 8h 30m (1h 05m)
  • OAK Oakland 1h 05m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 20:55 - 22:50
    DEN - BOI
    15:45 - 16:50
    BWI - PIT
  • 20:55 (DEN)Denver Intl Airport
    15:45 (BWI)Baltimore Washington International Airport
  • 22:50 (BOI)Boise Airport
    16:50 (PIT)Pittsburgh International Airport
  • (WN 2752)Boeing 737 700
    (WN 2646)Boeing 737 700
  • 9h 05m (2h 40m)
  • BOI Boise 2h 40m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 15:55 - 17:50
    IAD - DEN
    21:50 - 23:45
    DEN - BOI
  • 15:55 (IAD)Washington Dulles International Airport
    21:50 (DEN)Denver Intl Airport
  • 17:50 (DEN)Denver Intl Airport
    23:45 (BOI)Boise Airport
  • (WN 1760)Boeing 737 Max 8 Passenger
    (WN 1775)Boeing 737 700
  • 9h 50m (4h)
  • DEN Denver 4h
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 16:00 - 17:55
    BWI - DEN
    19:35 - 21:30
    DEN - BOI
  • 16:00 (BWI)Baltimore Washington International Airport
    19:35 (DEN)Denver Intl Airport
  • 17:55 (DEN)Denver Intl Airport
    21:30 (BOI)Boise Airport
  • (WN 300)Boeing 737 800
    (WN 2752)Boeing 737 700
  • 7h 30m (1h 40m)
  • DEN Denver 1h 40m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 20:55 - 22:50
    DEN - BOI
    16:05 - 17:00
    BWI - BNA
  • 20:55 (DEN)Denver Intl Airport
    16:05 (BWI)Baltimore Washington International Airport
  • 22:50 (BOI)Boise Airport
    17:00 (BNA)Nashville Airport
  • (WN 2752)Boeing 737 700
    (WN 1849)Boeing 737 800
  • 8h 45m (1h 55m)
  • BOI Boise 1h 55m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 16:10 - 18:10
    BWI - DEN
    20:55 - 22:50
    DEN - BOI
  • 16:10 (BWI)Baltimore Washington International Airport
    20:55 (DEN)Denver Intl Airport
  • 18:10 (DEN)Denver Intl Airport
    22:50 (BOI)Boise Airport
  • (WN 300)Boeing 737 Max 8 Passenger
    (WN 2752)Boeing 737 700
  • 8h 40m (2h 45m)
  • DEN Denver 2h 45m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 16:15 - 19:10
    BWI - OAK
    19:55 - 22:25
    OAK - BOI
  • 16:15 (BWI)Baltimore Washington International Airport
    19:55 (OAK)Oakland International Airport
  • 19:10 (OAK)Oakland International Airport
    22:25 (BOI)Boise Airport
  • (WN 2634)Boeing 737 Max 8 Passenger
    (WN 1417)Boeing 737 700
  • 8h 10m (45m)
  • OAK Oakland 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 21:55 - 23:50
    DEN - BOI
    16:20 - 17:20
    BWI - PIT
  • 21:55 (DEN)Denver Intl Airport
    16:20 (BWI)Baltimore Washington International Airport
  • 23:50 (BOI)Boise Airport
    17:20 (PIT)Pittsburgh International Airport
  • (WN 1775)Boeing 737 700
    (WN 1145)Boeing 737 700
  • 9h 30m (3h 10m)
  • BOI Boise 3h 10m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 21:50 - 23:45
    DEN - BOI
    16:30 - 17:45
    BWI - STL
  • 21:50 (DEN)Denver Intl Airport
    16:30 (BWI)Baltimore Washington International Airport
  • 23:45 (BOI)Boise Airport
    17:45 (STL)St Louis Lambert Intl Airport
  • (WN 1775)Boeing 737 700
    (WN 159)Boeing 737 800
  • 9h 15m (2h 45m)
  • BOI Boise 2h 45m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 16:35 - 18:35
    BWI - DEN
    21:55 - 23:50
    DEN - BOI
  • 16:35 (BWI)Baltimore Washington International Airport
    21:55 (DEN)Denver Intl Airport
  • 18:35 (DEN)Denver Intl Airport
    23:50 (BOI)Boise Airport
  • (WN 300)Boeing 737 Max 8 Passenger
    (WN 1775)Boeing 737 700
  • 9h 15m (3h 20m)
  • DEN Denver 3h 20m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 16:45 - 18:45
    IAD - DEN
    19:35 - 21:30
    DEN - BOI
  • 16:45 (IAD)Washington Dulles International Airport
    19:35 (DEN)Denver Intl Airport
  • 18:45 (DEN)Denver Intl Airport
    21:30 (BOI)Boise Airport
  • (WN 1760)Boeing 737 800
    (WN 2752)Boeing 737 700
  • 6h 45m (50m)
  • DEN Denver 50m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 21:55 - 23:50
    DEN - BOI
    16:50 - 18:30
    DCA - MCI
  • 21:55 (DEN)Denver Intl Airport
    16:50 (DCA)Washington Ronald Reagan National Airport
  • 23:50 (BOI)Boise Airport
    18:30 (MCI)Kansas City International Airport
  • (WN 1775)Boeing 737 700
    (WN 1565)Boeing 737 700
  • 9h (2h 35m)
  • BOI Boise 2h 35m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 17:40 - 19:30
    IAD - DEN
    21:55 - 23:50
    DEN - BOI
  • 17:40 (IAD)Washington Dulles International Airport
    21:55 (DEN)Denver Intl Airport
  • 19:30 (DEN)Denver Intl Airport
    23:50 (BOI)Boise Airport
  • (WN 1760)Boeing 737 800
    (WN 1775)Boeing 737 700
  • 8h 10m (2h 25m)
  • DEN Denver 2h 25m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 18:10 - 20:05
    IAD - DEN
    20:55 - 22:50
    DEN - BOI
  • 18:10 (IAD)Washington Dulles International Airport
    20:55 (DEN)Denver Intl Airport
  • 20:05 (DEN)Denver Intl Airport
    22:50 (BOI)Boise Airport
  • (WN 1760)Boeing 737 700
    (WN 2752)Boeing 737 700
  • 6h 40m (50m)
  • DEN Denver 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 18:10 - 20:05
    BWI - DEN
    20:55 - 22:50
    DEN - BOI
  • 18:10 (BWI)Baltimore Washington International Airport
    20:55 (DEN)Denver Intl Airport
  • 20:05 (DEN)Denver Intl Airport
    22:50 (BOI)Boise Airport
  • (WN 6092)Boeing 737 800
    (WN 2752)Boeing 737 700
  • 6h 40m (50m)
  • DEN Denver 50m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 19:05 - 21:05
    BWI - DEN
    21:55 - 23:50
    DEN - BOI
  • 19:05 (BWI)Baltimore Washington International Airport
    21:55 (DEN)Denver Intl Airport
  • 21:05 (DEN)Denver Intl Airport
    23:50 (BOI)Boise Airport
  • (WN 1160)Boeing 737 700
    (WN 1775)Boeing 737 700
  • 6h 45m (50m)
  • DEN Denver 50m
    • M
    • -
    • -
    • T
    • F
    • -
    • -
No Schedules Sorry, there are no schedules matching your filters. Try removing one. reset
How far is Boise from Washington?

The flight distance between Washington and Boise is 3285km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 05:30. The last flight of the day departs at 05:30. See the full list of flight times on Wego.