When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 23 days in advance, which can save you up to 655% on flights from Idaho to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 23 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $491. For sooner than that we have options available in the next 3 days from $760.
Flights from Idaho to Washington, D.C. Dulles Intl Airport lean towards being more expensive in December. Prices are generally better when you fly from Idaho to Washington, D.C. Dulles Intl Airport in February, with the cheapest ticket starting at $258.
When flying from Idaho to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$332 - $528
Route
Depart
Return
Price
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Wed 8/14
2 stops13h 37m
Washington, D.C. Dulles Intl
Tue 8/20
1 stop10h 36m
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Wed 8/14
2 stops13h 37m
Washington, D.C. Dulles Intl
Tue 8/20
2 stops13h 28m
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Wed 8/21
1 stop7h 28m
Washington, D.C. Dulles Intl
Mon 8/26
1 stop9h 18m
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Thu 8/22
1 stop7h 30m
Washington, D.C. Dulles Intl
Tue 8/27
2 stops9h 12m
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Wed 7/3
1 stop14h 48m
Washington, D.C. Dulles Intl
Sun 7/7
1 stop13h 15m
SpokaneWashington, D.C. Dulles Intl
GEG - IAD
GEGIAD
Spokane
Sun 7/7
1 stop13h 50m
Washington, D.C. Dulles Intl
Thu 7/11
1 stop7h 51m
Boise Air Term. Gowen FldWashington, D.C. Dulles Intl
BOI - IAD
BOIIAD
Boise Air Term. Gowen Fld
Sun 7/28
2 stops21h 58m
Washington, D.C. Dulles Intl
Mon 8/5
3 stops25h 18m
Boise Air Term. Gowen FldWashington, D.C. Dulles Intl
BOI - IAD
BOIIAD
Boise Air Term. Gowen Fld
Mon 6/24
1 stop8h 16m
Washington, D.C. Dulles Intl
Tue 7/2
1 stop7h 05m
Idaho Falls Fanning FieldWashington, D.C. Dulles Intl
IDA - IAD
IDAIAD
Idaho Falls Fanning Field
Wed 8/14
1 stop23h 35m
Washington, D.C. Dulles Intl
Mon 8/19
1 stop31h 17m
No data available for this route at this time. Please check back soon.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
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