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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 14% on this flight, we recommend booking at least 43 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 $262 1-2 weeks out and tickets from $293 for flights departing within the next 72 hours.

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

August can be a great time to fly to Washington from Idaho with a flight ticket averaging about $285. Cheapflights users have found deals in the month of August for as cheap as $90. The most expensive prices can be found in the month of June.

Cheap flights from Idaho to Washington in October, November 2020

The best prices found for Idaho to WAS flights for October, November
23 Nov - 3 Dec
$298pp
GEG
Spokane
United Airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
United Airlines
 
1 STOP
GEG
Spokane
12 Nov - 18 Nov
$316pp
BOI
Boise Air Term. Gowen Fld
American Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
American Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
20 Nov - 3 Dec
$316pp
BOI
Boise Air Term. Gowen Fld
American Airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
American Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld

Idaho to Washington 2020 flight deals

Cheap flights to Washington from Idaho found for this year
3 Dec - 7 Dec
$296pp
BOI
Boise Air Term. Gowen Fld
American Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
American Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
3 Dec - 7 Dec
$298pp
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Alaska Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
23 Nov - 3 Dec
$298pp
GEG
Spokane
United Airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
United Airlines
 
1 STOP
GEG
Spokane

Last minute flights from Idaho to Washington

Late deals on round-trip flights to Washington from Idaho, departing today and this week
7 Nov - 11 Nov
$330pp
GEG
Spokane
United Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
GEG
Spokane
5 Nov - 8 Nov
$352pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
   
2 STOPS
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Multiple Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld
6 Nov - 10 Nov
$387pp
BOI
Boise Air Term. Gowen Fld
United Airlines
   
2 STOPS
DCA
Washington Reagan-National
DCA
Washington Reagan-National
United Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld

One-way flights to Washington from Idaho

The cheapest one-way flights from Idaho to Washington
4:57 am - 7:43 pm
Multiple Airlines
2 Stops
35h 46m
GEG - BWI
Multiple Airlines
$130
KAYAK
2:23 pm - 2:25 pm
Frontier
1 Stop
21h 02m
GEG - BWI
Frontier
12:43 am - 10:10 am
United Airlines
1 Stop
6h 27m
GEG - IAD
United Airlines
$179
United

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.

What safety measures are being taken by airlines flying from Idaho to Washington to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Idaho to Washington. Policies will vary by airline.

Which airlines flying from Idaho to Washington have flexible cancellations due to COVID-19?

Delta, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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 $226, but on average you can expect to pay $300.

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 American Airlines, Alaska Airlines or Delta 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 Spokane - Washington Dulles Intl or Spokane - Baltimore/Washington.

What are the cheapest Flights from Idaho to Washington?

Looking at all options, your cheapest flight can be booked for $163. While the most popular route (Boise Air Term. Gowen Fld - Washington Reagan-National) can be booked for $276 on average our data indicates $310 when flying from Idaho to Washington

How long is the flight from Idaho to Washington?

A quick flight from Idaho to Washington can take about 5h 16m. Delta provides one of the quickest options available for as low as $441. This flight may include one or multiple stops.

What are the cheapest airlines flying from Idaho to Washington round-trip?

Our cheapest airline available from Idaho to Washington is American Airlines. Our recent data shows that you can find tickets from as low as $274 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $276 and $308 round-trip.

What are the cheapest airlines to fly from Idaho to Washington one-way?

The cheapest airlines for a one-way flight from Idaho to Washington are American Airlines ($144), United Airlines ($149), and Delta ($169).

Destination information for Washington

Things to know before you go. Useful info for your trip from Idaho to Washington
Average temperature for October in Washington
71.6 °F
Avg rainfall for October in Washington
3.7 ″

Airports servicing

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

Airports servicing Washington

Reagan National (DCA)