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Cheap flights from Idaho Falls to Washington Dulles Intl (IDA - IAD)

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How to find the cheapest flight from
Idaho Falls (IDA) to Washington Dulles Intl (IAD)

What is the cheapest day to fly round-trip from Idaho Falls to Washington Dulles Intl?

Flights from Idaho Falls to Washington Dulles Intl are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington Dulles Intl.

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

Travelers have found it’s best to book a flight 28 days in advance to save up to 11% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 28 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Idaho Falls to Washington Dulles Intl 1-2 weeks in advance for as low as $252, or $276 for flights within the next 24 hours.

What is the cheapest month to fly from Idaho Falls to Washington Dulles Intl?

February can be a great time to fly to Washington Dulles Intl from Idaho Falls 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.

When is the cheapest time to fly from Idaho Falls to Washington Dulles Intl (IDA - IAD)?

One of the essential ways to save on airfare from Idaho Falls to Washington Dulles Intl is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. If a flight is in the noon is possible it can save you up to 31% on airfare.

Idaho Falls to Washington Dulles Intl 2020 flight deals

Cheap flights to Washington Dulles Intl from Idaho Falls found for this year
15 Sep - 29 Sep
$298pp
IDA
Idaho Falls Fanning Field
Delta
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
   
2 STOPS
IDA
Idaho Falls Fanning Field
15 Sep - 29 Sep
$418pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
IDA
Idaho Falls Fanning Field
15 Sep - 29 Sep
$527pp
IDA
Idaho Falls Fanning Field
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Delta
   
2 STOPS
IDA
Idaho Falls Fanning Field

One-way flights to Washington Dulles Intl from Idaho Falls

The cheapest one-way flights from Idaho Falls to Washington Dulles Intl
9:10 am - 7:21 pm
Delta
1 Stop
8h 11m
IDA - IAD
Delta
$239
Delta
2:47 pm - 5:55 am
Delta
2 Stops
13h 08m
IDA - IAD
Delta
$204
Delta
2:30 am - 5:06 pm
Delta
2 Stops
12h 36m
IDA - IAD
Delta
$529
Delta

Related info for your journey

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

Flight FAQs

From Idaho Falls to Washington Dulles Intl

Are flight prices decreasing from Idaho Falls to Washington Dulles Intl 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 Falls and Washington Dulles Intl 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 Falls to Washington Dulles Intl for under $300 on Cheapflights?

Yes, there are multiple flights from Idaho Falls to Washington Dulles Intl for under $300. The cheapest flight booked recently is on Delta for just $298, but on average you can expect to pay $414.

Are there nonstop flights from Idaho Falls to Washington Dulles Intl for under $300 on Cheapflights?

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

Does it rain more in Idaho Falls or Washington Dulles Intl?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Idaho Falls is roughly less than Washington Dulles Intl. You can assume this to be the case over the next 9 days.

Is Idaho Falls weather warmer or cooler than Washington Dulles Intl?

With an average temperature of 91 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in Washington Dulles Intl are colder than in Idaho Falls.

How long is the flight from Idaho Falls to Washington Dulles Intl?

Delta can get you from Idaho Falls to Washington Dulles Intl in just under 12h 34m. Your travel time can differ by up to .

What is the cheapest airline to fly from Idaho Falls to Washington Dulles Intl round-trip?

Currently priced at $298, Delta will fly you from Idaho Falls to Washington Dulles Intl and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Delta is 45% cheaper than the average price of flights available within the next 90 days to this destination.

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

$204 is the cheapest one-way deal found within the past few days, from Delta.

Alternative routes for Idaho Falls to Washington Dulles Intl

Destination information for Washington Dulles Intl

Things to know before you go. Useful info for your trip from Idaho Falls to Washington Dulles Intl
Average temperature for August in Washington Dulles Intl
87.8 °F
Avg rainfall for August in Washington Dulles Intl
3.4 ″

Airports servicing Idaho Falls

Airports servicing Washington