
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $157 (Kiwi.com) |
One-way from | $66 (Trip.com) |
Popular in | December |
Cheapest in | April |
Average price | $455 |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Wed 2/11
8:00 am-11:51 am
1 stop29h 51m
Boise Air Term. Gowen Fld
Sun 2/22
11:56 am-1:00 pm
1 stop23h 04m
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Tue 3/24
7:00 am-1:05 pm
1 stop8h 05m
Boise Air Term. Gowen Fld
Tue 3/31
11:30 pm-9:10 am
1 stop7h 40m
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Tue 3/10
6:45 am-1:00 pm
1 stop8h 15m
Boise Air Term. Gowen Fld
Wed 3/25
1:31 pm-11:00 pm
1 stop7h 29m
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Tue 3/24
4:40 pm-11:54 pm
1 stop9h 14m
Boise Air Term. Gowen Fld
Tue 3/31
11:30 pm-11:10 am
1 stop9h 40m
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Wed 2/4
6:30 am-1:08 pm
1 stop8h 38m
Boise Air Term. Gowen Fld
Tue 2/10
1:58 pm-11:00 pm
1 stop7h 02m
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Tue 2/3
5:30 pm-11:10 pm
1 stop7h 40m
Boise Air Term. Gowen Fld
Tue 2/10
6:40 am-4:50 pm
1 stop8h 10m
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Tue 2/3
6:00 am-1:08 pm
1 stop9h 08m
Boise Air Term. Gowen Fld
Tue 2/10
7:20 am-11:19 pm
2 stops13h 59m
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Tue 3/10
5:30 pm-11:59 pm
2 stops8h 29m
Boise Air Term. Gowen Fld
Wed 3/25
3:00 pm-11:35 pm
1 stop6h 35m
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Wed 2/4
4:05 pm-10:30 pm
1 stop8h 25m
Boise Air Term. Gowen Fld
Tue 2/10
1:30 pm-11:20 pm
2 stops7h 50m
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Tue 2/3
7:00 am-6:28 pm
2 stops13h 28m
Boise Air Term. Gowen Fld
Tue 2/10
9:15 am-11:06 pm
2 stops11h 51m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Boise. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Boise (average of $150). Flying from Washington, D.C. to Boise in November is currently the most expensive (average of $301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
Food
Overall
Entertainment
Comfort
Boarding
Crew
Reviews
Anonymous,Dec 2025
SEA - MSY
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$395 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$202 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$221 | Average$517 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$300 | Average$437 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$346 | Average$510 | FlexibilityNo cancel fee | On-time63% |