
$198 Cheap United flights from Washington to Idaho Falls (IAD to IDA)
Find The Best Day To Fly from Washington to Idaho Falls
Amazing United IAD to IDA Flight Deals
The cheapest flights to Idaho Falls Regional found within the past 7 days were $395 round trip and $198 one way. Prices and availability subject to change. Additional terms may apply.
IDA From IAD Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from Washington IAD to Idaho Falls IDA
To find the best deals on flights to Washington from Idaho Falls with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Washington IAD to Idaho Falls IDA with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $395 to $469, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from Washington IAD to Idaho Falls IDA
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Washington to Idaho Falls costs from $198. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Idaho Falls IDA from Washington IAD with United
To find a cheap United flight from Washington IAD to Idaho Falls IDA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from Washington IAD to Idaho Falls IDA
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover.
Find nonstop flights from Washington IAD to Idaho Falls IDA with United
If you’re keen to be on Idaho Falls soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from Washington IAD to Idaho Falls IDA
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Idaho Falls IDA from Washington IAD with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 227 |
DEN | USA | Denver Intl. | 226 |
IAH | USA | George Bush Intercontinental | 136 |
IAD | USA | Washington Dulles Intl. | 100 |
SFO | USA | San Francisco Intl. | 64 |
LAX | USA | Los Angeles Intl. | 23 |
EWR | USA | Liberty Intl. | 20 |
FRA | DEU | Frankfurt Intl. | 19 |
NRT | JPN | Narita Intl. | 19 |
PEK | CHN | Capital Intl. | 16 |
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Popular United Flight Routes from IAD
Top United Flight Routes from IDA
Top Flights for United originating from IAD
Domestic
- Atlanta to Newark Liberty Intl. Airport (ATL - EWR)
- Chicago to Orlando (ORD - MCO)
- Atlanta to Newark Liberty Intl. Airport (ATL - EWR)
- Atlanta to Las Vegas (ATL - LAS)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Chicago to Las Vegas (ORD - LAS)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Chicago to Las Vegas (ORD - LAS)
International
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Philadelphia to San Juan (PHL - SJU)
- Orlando to San Juan (MCO - SJU)
- San Juan to Orlando (SJU - MCO)
- Philadelphia to San Juan (PHL - SJU)
- Dallas to Las Vegas (DFW - LAS)
- Los Angeles to San Salvador (LAX - SAL)
- Los Angeles to San Salvador (LAX - SAL)
Most Popular
- Richmond to Atlanta (RIC - ATL)
- JetBlue Airways Richmond (RIC) to Las Vegas (LAS) flights
- JetBlue Airways Richmond (RIC) to Boston (BOS) flights
- Air India Delhi (DEL) to Chantilly (IAD) flights
- Richmond to Miami (RIC - MIA)
- Salt Lake City to Boise (SLC - BOI)
- Washington to Los Angeles (IAD - LAX)
- Boise to Phoenix (BOI - PHX)
- Norfolk to Miami (ORF - MIA)
- Washington to Orlando (IAD - MCO)
- Los Angeles to Washington (LAX - IAD)
- Air India Chantilly (IAD) to Delhi (DEL) flights
- Norfolk to Orlando (ORF - MCO)
- Atlanta to Richmond (ATL - RIC)
- Boise to Portland (BOI - PDX)
- Washington to Atlanta (IAD - ATL)
- Denver to Norfolk (DEN - ORF)
- San Francisco to Washington (SFO - IAD)
- Washington to Miami (IAD - MIA)
- Washington to Dallas (IAD - DFW)
- Delta Boise (BOI) to Las Vegas (LAS) flights
- Norfolk to Atlanta (ORF - ATL)
- Boston to Richmond (BOS - RIC)
- Washington to Hyderabad (IAD - HYD)
- Washington to San Diego (IAD - SAN)
- Boise to Seattle (BOI - SEA)
- JetBlue Airways Richmond (RIC) to Fort Lauderdale (FLL) flights
- Richmond to Orlando (RIC - MCO)
- Washington to London (IAD - LHR)
- Washington to Barcelona (IAD - BCN)