Cheap flights from Boise to Washington, D.C. from $142
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Washington, D.C. departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Boise to Washington, D.C.
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Boise and Washington, D.C.?
What is the cheapest month to fly to Washington, D.C.?
The month of February is, on average, the cheapest month to fly to Washington, D.C. from Boise, with most prices found around $361. If you’re not able to fly to Washington, D.C. in February, then April is your next best option. Flight prices from Boise to Washington, D.C. during April average around $365.
What is the cheapest day to depart on your flight to Washington, D.C.?
On average, the least expensive day to fly to Washington, D.C. from Boise is on a Saturday. momondo users have found tickets for Saturday departures for as low as $436. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Washington, D.C. for around $551.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
In the afternoon is the cheapest time of day to fly from Boise to Washington, D.C. when you can find flight prices for as low as $433. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $547. Of course, these prices can vary depending on the time of year and what airport you fly to.
How far in advance should I book a flight to Washington, D.C.?
You are more likely to see cheaper flights to Washington, D.C. from Boise when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $454 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Boise for as low as $363 on momondo.
What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Washington, D.C.?
Alaska Airlines, Hawaiian Airlines, and Delta are the most popular carriers operating from Boise Air Term. Gowen Fld to Washington, D.C.
What airlines fly to Washington, D.C.?
Delta, United Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. from Boise according to our data. Delta is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.
When to book flights from Boise to Washington, D.C.
Cheap Boise to Washington, D.C. (BOI to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boise to Washington, D.C.
Best Price Found | $142 |
|---|---|
Fastest flight time | 5h 56m |
Direct flights | None |
Airports in Washington, D.C. | 3 airports |
How far is Boise Air Term. Gowen Fld to Washington, D.C. by plane?
There are 2039.5 mi between Boise Air Term. Gowen Fld and Washington, D.C.. A reasonable flight in good conditions will take 5h 56m.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
Prices for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C. are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
As of June 2025, there are 5 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Washington, D.C..
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Boise to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Boise to Washington, D.C. is Delta, representing 58% of all bookings. The subsequent popular airlines are United Airlines at 20%, Southwest at 15%, and Alaska Airlines at 7%.
Best airlines flying from Boise to Washington, D.C.
Compare and see reviews for airlines that fly from Boise to Washington, D.C. with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $141 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $300 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $300 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $300 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $346 | Free Cancellation | Rating 8.0 4,287 reviews |
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Boise to Washington, D.C.?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Boise.
Can I find flights from Boise to Washington, D.C. with flexible booking policies on momondo?
All flight searches from Boise to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Boise to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Washington, D.C..
I’m not ready to book a flight from Boise to Washington, D.C. right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Boise to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.