Cheap flights from Idaho Falls to Washington, D.C. from $165
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 6/8. 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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American Airlines flights from Idaho Falls to Washington, D.C. Reagan-National Airport
Our best American Airlines deals on Idaho Falls to Washington, D.C. Reagan-National Airport flight tickets
Delta flights from Idaho Falls to Washington, D.C. Reagan-National Airport
Our best Delta deals on Idaho Falls to Washington, D.C. Reagan-National 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. Reagan-National 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 month to fly to Washington, D.C. Reagan-National Airport?
The month of December is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Idaho Falls, with most prices found around $394. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $488.
What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?
The cheapest day to depart from Idaho Falls to Washington, D.C. Reagan-National Airport is on a Monday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Monday will often find tickets for as low as $394. Flights from Idaho Falls to Washington, D.C. Reagan-National Airport on a Friday will generally be more expensive and average around $877. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest airline that flies from Idaho Falls Fanning Field to Washington, D.C. Reagan-National?
Delta, American Airlines, and Alaska Airlines are the most popular carriers operating from Idaho Falls Fanning Field to Washington, D.C. Reagan-National
What airlines fly to Washington, D.C. Reagan-National Airport?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Idaho Falls according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Idaho Falls to Washington, D.C. Reagan-National Airport
Cheap Idaho Falls to Washington, D.C. Reagan-National Airport (IDA to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Washington, D.C. Reagan-National Airport
How far is Idaho Falls Fanning Field to Washington, D.C. Reagan-National by plane?
A flight from Idaho Falls Fanning Field to Washington, D.C. Reagan-National will travel around 1833.0 mi. By plane, this route typically takes 8h 00m.
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport are updated daily.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport?
There are 2 operators available for flights from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport as of May 2025.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport?
Based on momondo bookings for flights between Idaho Falls and Washington, D.C. Reagan-National Airport, the leading airline is American Airlines, making up 68% of the total bookings. Other popular airlines include United Airlines with 32%.
Best airlines flying from Idaho Falls to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Idaho Falls to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $369 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $394 | Free Cancellation | Rating 7.4 8,702 reviews |
Traveling to a place near Washington, D.C.?
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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?
All flight searches from Idaho Falls 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 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?
Yes momondo offers price alerts on flights to Washington, D.C. from Idaho Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.