Cheap flights from Idaho Falls to Washington, D.C. from $186
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Washington, D.C. departing on 6/17. 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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Delta flights from Idaho Falls to Washington, D.C. Dulles Intl Airport
Our best Delta deals on Idaho Falls to Washington, D.C. Dulles Intl Airport flight tickets
Alaska Airlines flights from Idaho Falls to Washington, D.C. Dulles Intl Airport
Our best Alaska Airlines deals on Idaho Falls to Washington, D.C. Dulles Intl Airport flight tickets
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Idaho Falls to Washington, D.C. Dulles Intl Airport
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 cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $596. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Idaho Falls to Washington, D.C. Dulles Intl Airport for around $853.
What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?
Flying to Washington, D.C. Dulles Intl Airport from Idaho Falls at noon is the least expensive time of day to depart. momondo users have found prices as low as $651 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $686 on average. Flights to Washington, D.C. Dulles Intl Airport from Idaho Falls in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
When to book flights from Idaho Falls to Washington, D.C. Dulles Intl Airport
Cheap Idaho Falls to Washington, D.C. Dulles Intl Airport (IDA to IAD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Washington, D.C. Dulles Intl Airport
How far is Idaho Falls Fanning Field to Washington, D.C. Dulles Intl by plane?
Washington, D.C. Dulles Intl is 1810.0 mi away from Idaho Falls Fanning Field. Typically, this will take 6h 26m by plane in normal conditions.
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport is 2 as of May 2025.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Idaho Falls to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Idaho Falls to Washington, D.C. Dulles Intl Airport is United Airlines, representing 68% of all bookings. The subsequent popular airline is Delta at 32%.
Best airlines flying from Idaho Falls to Washington, D.C. Dulles Intl Airport
Compare and see reviews for airlines that fly from Idaho Falls to Washington, D.C. Dulles Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $338 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $473 | Free Cancellation | Rating 7.4 8,731 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 Idaho Falls to Washington, D.C.?
Finding the right flight to Washington, D.C. from Idaho Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.
Can I find flights from Idaho Falls to Washington, D.C. with flexible booking policies on momondo?
momondo does allow users to show only those flights to Washington, D.C. from Idaho Falls which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Idaho Falls to Washington, D.C.?
momondo provides multiple filters to help you find the best flight to Washington, D.C. from Idaho Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Idaho Falls to Washington, D.C. right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Idaho Falls and alert you when they change.