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Cheap flights from Idaho (ID) to Washington (WAS)

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How to find the cheapest flight from
Idaho to Washington (WAS)

How far in advance should I book a flight from Idaho to Washington?

To save up to 11% on this flight, we recommend booking at least 28 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Idaho to Washington from $252 1-2 weeks out and tickets from $276 for flights departing within the next 72 hours.

What is the cheapest month to fly from Idaho to Washington?

February can be a great time to fly to Washington from Idaho with a flight ticket averaging about $243. Cheapflights users have found deals in the month of February for as cheap as $119. The most expensive prices can be found in the month of December.

Cheap flights from Idaho to Washington in July, August 2020

The best prices found for Idaho to WAS flights for July, August
10 Jul - 11 Jul
$234pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
12 Jul - 1 Aug
$255pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
13 Jul - 31 Jul
$258pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
     
3 STOPS
IDA
Idaho Falls Fanning Field

Idaho to Washington 2020 flight deals

Cheap flights to Washington from Idaho found for this year
10 Jul - 11 Jul
$234pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
12 Jul - 1 Aug
$255pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
   
2 STOPS
IDA
Idaho Falls Fanning Field
13 Jul - 31 Jul
$258pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
   
2 STOPS
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Multiple Airlines
     
3 STOPS
IDA
Idaho Falls Fanning Field

Last minute flights from Idaho to Washington

Late deals on round-trip flights to Washington from Idaho, departing today and this week
23 Jun - 21 Jul
$321pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
23 Jun - 22 Jul
$321pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
American Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
24 Jun - 21 Jul
$351pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld

One-way flights to Washington from Idaho

The cheapest one-way flights from Idaho to Washington
2:48 pm - 1:00 am
Delta
1 Stop
8h 12m
BOI - BWI
Delta
$148
Delta
11:50 am - 8:09 pm
Delta
1 Stop
6h 19m
BOI - BWI
Delta
$168
Delta
9:05 am - 7:26 pm
Delta
1 Stop
8h 21m
BOI - IAD
Delta
$179
Delta

Related info for your journey

Useful info, stats and facts about Idaho to Washington flights.

Flight FAQs

From Idaho to Washington

Are flight prices decreasing from Idaho to Washington due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Idaho and Washington for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Idaho to Washington for under $300 on Cheapflights?

Yes, there are multiple flights from Idaho to Washington for under $300. The cheapest flight booked recently is on Multiple Airlines for just $234, but on average you can expect to pay $293.

Are there nonstop flights from Idaho to Washington for under $200 on Cheapflights?

There are no nonstop flights from Idaho to Washington, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Idaho to Washington for under $400?

There are currently 20+ open flights from Idaho to Washington within the next 7 days for less than $400.

What are the most popular airlines that fly from Idaho to Washington?

Consider Major Airline, American Airlines or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Idaho to Washington.

What are the most popular routes from Idaho to Washington?

The most popular route from Idaho to Washington is Boise Air Term. Gowen Fld - Washington Reagan-National. You may also consider Boise Air Term. Gowen Fld - Baltimore/Washington or Boise Air Term. Gowen Fld - Washington Dulles Intl.

What are the cheapest Flights from Idaho to Washington?

Looking at all options, your cheapest flight can be booked for $153. While the most popular route (Boise Air Term. Gowen Fld - Washington Reagan-National) can be booked for $209 on average our data indicates $357 when flying from Idaho to Washington

Destination information for Washington

Things to know before you go. Useful info for your trip from Idaho to Washington
Average temperature for July in Washington
89.6 °F
Avg rainfall for July in Washington
4.0 ″

Airports servicing

Idaho Falls (IDA)
Lewiston (LWS)
Pocatello (PIH)
Friedman Memorial (SUN)
Twin Falls (TWF)

Airports servicing Washington

Reagan National (DCA)