$116+ Cheap flights from District of Columbia to Idaho
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BOI
Feb 28 — Mar 71
1 adult, Economy
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Find cheap flights from District of Columbia to Idaho with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from District of Columbia to Idaho
Keep the following information in mind while searching for District of Columbia to Idaho flight deals. Data was last updated February 23, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $231 (Delta) |
One-way from | $116 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $351 |
Find flight deals from District of Columbia to Idaho
Cheapest flights from District of Columbia to IdahoExplore the most affordable flight options available from District of Columbia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.
Explore the most affordable flight options available from District of Columbia to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2025.
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/28:30 amIAD - BOI
1 stop7h 02mUnited Airlines
Sat 4/55:00 amBOI - IAD
1 stop6h 29mUnited Airlines
Deal found 2/21![United Airlines logo]()
$231
This American Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:00 amDCA - BOI
1 stop9h 46mAmerican Airlines
Tue 4/81:23 pmBOI - DCA
1 stop9h 32mAmerican Airlines
Deal found 2/22![American Airlines logo]()
$231
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/26:00 amIAD - BOI
2 stops13h 04mDelta
Sat 4/53:00 pmBOI - IAD
1 stop6h 25mDelta
Deal found 2/21![Delta logo]()
$236
This Alaska Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:31 amIAD - GEG
1 stop18h 31mAlaska Airlines
Wed 4/97:30 pmGEG - IAD
1 stop7h 04mAlaska Airlines
Deal found 2/22![Alaska Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/14:50 pmDCA - GEG
1 stop8h 59mDelta
Mon 5/55:00 amGEG - DCA
1 stop7h 31mDelta
Deal found 2/22![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:40 pmIAD - GEG
1 stop7h 15mSouthwest
Tue 5/612:55 pmGEG - IAD
1 stop6h 40mSouthwest
Deal found 2/22![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/166:00 amDCA - BOI
2 stops10h 30mDelta
Sun 4/205:50 amBOI - DCA
1 stop7h 41mDelta
Deal found 2/22![Delta logo]()
$300
This American Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/292:12 pmIAD - GEG
2 stops11h 47mAmerican Airlines
Tue 5/65:34 amGEG - IAD
1 stop7h 43mAmerican Airlines
Deal found 2/22![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/29:20 amIAD - BOI
2 stops14h 35mAmerican Airlines
Sat 4/57:05 amBOI - IAD
2 stops10h 36mAmerican Airlines
Deal found 2/21![American Airlines logo]()
$305
This Hawaiian Airlines deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/118:00 amDCA - GEG
1 stop9h 58mHawaiian Airlines
Mon 3/177:25 amGEG - DCA
1 stop11h 30mHawaiian Airlines
Deal found 2/22![Hawaiian Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/127:43 amIAD - GEG
1 stop10h 01mDelta
Sun 3/1610:45 pmGEG - IAD
1 stop7h 34mDelta
Deal found 2/22![Delta logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:00 amIAD - BOI
1 stop8h 51mAlaska Airlines
Wed 3/196:40 pmBOI - IAD
1 stop19h 50mAlaska Airlines
Deal found 2/20![Alaska Airlines logo]()
$308
Find flights from District of Columbia to Idaho within your budget
Customize your flight search to find flights from District of Columbia to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 23, 2025.
Fly from
District of Columbia
Fly to
Idaho
Route
Depart
Return
Price
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Wed 4/2
7:43 am-4:00 pm
1 stop10h 17m
Boise Air Term. Gowen Fld
Sun 4/6
11:30 pm-9:19 am
1 stop7h 49m
$231
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Tue 4/1
5:00 am-12:46 pm
1 stop9h 46m
Boise Air Term. Gowen Fld
Tue 4/8
1:23 pm-12:55 am
1 stop9h 32m
$231
Washington, D.C.Spokane
IAD - GEG
IADGEG
Washington, D.C. Dulles Intl
Wed 4/2
7:31 am-11:02 pm
1 stop18h 31m
Spokane
Wed 4/9
7:30 pm-5:34 am
1 stop7h 04m
$296
Washington, D.C.Spokane
IAD - GEG
IADGEG
Washington, D.C. Dulles Intl
Tue 4/29
6:40 pm-10:55 pm
1 stop7h 15m
Spokane
Tue 5/6
12:55 pm-10:35 pm
1 stop6h 40m
$297
Washington, D.C.Spokane
DCA - GEG
DCAGEG
Washington, D.C. Reagan-National
Thu 5/1
4:50 pm-10:49 pm
1 stop8h 59m
Spokane
Mon 5/5
5:00 am-3:31 pm
1 stop7h 31m
$297
Washington, D.C.Boise
DCA - BOI
DCABOI
Washington, D.C. Reagan-National
Wed 4/16
6:00 am-2:30 pm
2 stops10h 30m
Boise Air Term. Gowen Fld
Sun 4/20
5:50 am-3:31 pm
1 stop7h 41m
$300
Washington, D.C.Spokane
IAD - GEG
IADGEG
Washington, D.C. Dulles Intl
Tue 4/29
2:12 pm-10:59 pm
2 stops11h 47m
Spokane
Tue 5/6
5:34 am-4:17 pm
1 stop7h 43m
$302
Washington, D.C.Boise
IAD - BOI
IADBOI
Washington, D.C. Dulles Intl
Wed 4/2
9:20 am-9:55 pm
2 stops14h 35m
Boise Air Term. Gowen Fld
Sat 4/5
7:05 am-7:41 pm
2 stops10h 36m
$305
Washington, D.C.Spokane
DCA - GEG
DCAGEG
Washington, D.C. Reagan-National
Tue 3/11
8:00 am-2:58 pm
1 stop9h 58m
Spokane
Mon 3/17
7:25 am-9:55 pm
1 stop11h 30m
$306
Washington, D.C.Spokane
IAD - GEG
IADGEG
Washington, D.C. Dulles Intl
Wed 3/12
7:43 am-2:44 pm
1 stop10h 01m
Spokane
Sun 3/16
10:45 pm-9:19 am
1 stop7h 34m
$307
Showing 1-10 of 60 results
Best time to book a flight from District of Columbia to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from District of Columbia to Idaho
Get recent, data-driven insights about flights from District of Columbia to Idaho including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from District of Columbia to Idaho?
Currently, October is the cheapest month in which you can book a flight from District of Columbia to Idaho (average of $314). Flying from District of Columbia to Idaho in June is currently the most expensive (average of $436). 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.
What is the cheapest time of day to fly from DC to ID?
Find hourly flight availability from District of Columbia to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 23, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Idaho as you normally would.
Rainfall in Idaho by month
Plan your trip to Idaho by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.
Temperature in Idaho by month
Plan your trip to Idaho by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated February 23, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from District of Columbia to Idaho to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Comfort
8.1
Food
7.1
Crew
8.7
Entertainment
7.6
Boarding
8.2
Overall
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Related info for your journey
Find useful and relevant information for your journey from District of Columbia to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for District of Columbia to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from District of Columbia to Idaho
Discover the top 6 airlines that operate flights from District of Columbia to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 23, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$229 | Average$328 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$274 | Average$568 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$310 | Average$527 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$334 | Average$706 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$720 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$340 | Average$578 | FlexibilityNo cancel fee | On-time75% |