How long is the flight from Idaho Falls to Washington, D.C. Reagan-National Airport?

Airlines like Delta, American Airlines, and Alaska Airlines fly from Idaho Falls to Washington, D.C. Reagan-National Airport in about 8h 35m. The time it takes to get you to your destination can typically vary by up to 3h 35m. The distance from Idaho Falls to Washington, D.C. Reagan-National Airport is about 1835 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Idaho Falls to Washington, D.C. Reagan-National Airport round-trip?

According to our current data, Delta ($194), United Airlines ($394), and American Airlines ($437) offers the cheapest pricing from Idaho Falls to Washington, D.C. Reagan-National Airport.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular airlines that fly from Idaho Falls to Washington, D.C. Reagan-National Airport?

When booking a flight from Idaho Falls to Washington, D.C. Reagan-National Airport, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest time of day to fly from IDA to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho Falls to Washington, D.C. Reagan-National Airport as you normally would.

Most accurate provider : When it comes to deals on Idaho Falls-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Idaho Falls-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Idaho Falls to Washington, D.C. Reagan-National?

Idaho Falls Fanning Field (IDA) is the airport you will fly out of if you book a flight from Idaho Falls to Washington, D.C. Reagan-National. You should not have trouble finding flights to Washington, D.C. Reagan-National from Fanning Field; the airport handles an average of 0 outbound flights to Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Idaho Falls airport to Washington, D.C. Reagan-National. It is only a 3.8 mi journey to Fanning Field (IDA) from Idaho Falls’s city center.

Can I find deals for flights from Idaho Falls to Reagan-National that include hotel bookings?

Yes. In addition to deals on Idaho Falls to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Idaho Falls to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Reagan-National.

Can I find deals for business class flights from Idaho Falls to Reagan-National?

Yes. Cheapflights offers flight deals from Idaho Falls to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$136+ Flights from Idaho Falls to Washington, D.C. Reagan-National Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Idaho Falls to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho Falls to Reagan-National

Cheapest flights from Idaho Falls to Reagan-National
Explore the most affordable flight options available from Idaho Falls to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 31, 2025.

lun. 12/291:16 pmIDA - DCA

1 stop7h 43mAmerican Airlines

dom. 1/41:44 pmDCA - IDA

2 stops10h 37mAmerican Airlines

Deal found 12/29

$896

lun. 12/2910:45 amIDA - DCA

2 stops11h 14mUnited Airlines

dom. 1/410:30 amDCA - IDA

2 stops14h 29mUnited Airlines

Deal found 12/29

$1,605

Best flights from Idaho Falls to Reagan-National
Discover carefully curated flight deals from Idaho Falls to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 31, 2025.

jue. 2/55:25 amIDA - DCA

1 stop8h 35mDelta

dom. 2/85:10 pmDCA - IDA

1 stop7h 47mDelta

Deal found 12/31

$374

jue. 2/57:20 amIDA - DCA

2 stops12h 10mAmerican Airlines

dom. 2/81:44 pmDCA - IDA

2 stops10h 52mAmerican Airlines

Deal found 12/31

$457

sáb. 1/179:00 amIDA - DCA

1 stop10h 59mAlaska Airlines

mié. 1/215:09 pmDCA - IDA

2 stops31h 50mAlaska Airlines

Deal found 12/28

$493

jue. 1/157:20 amIDA - DCA

2 stops12h 10mAmerican Airlines

lun. 1/191:44 pmDCA - IDA

2 stops10h 52mAmerican Airlines

Deal found 12/31

$499

jue. 3/195:59 pmIDA - DCA

1 stop26h 00mAlaska Airlines

mar. 3/248:00 amDCA - IDA

1 stop11h 19mAlaska Airlines

Deal found 12/29

$549

Last-minute flights from Idaho Falls to Reagan-National
Discover last-minute flight deals from Idaho Falls to Reagan-National. Data last updated diciembre 31, 2025 and is based on user searches.

dom. 1/117:20 amIDA - DCA

2 stops12h 10mAmerican Airlines

vie. 1/1610:10 amDCA - IDA

2 stops14h 26mAmerican Airlines

Deal found 12/29

$626

mié. 1/147:20 amIDA - DCA

2 stops12h 44mAmerican Airlines

sáb. 1/177:00 amDCA - IDA

1 stop8h 37mAmerican Airlines

Deal found 12/31

$442

jue. 1/152:07 pmIDA - DCA

1 stop6h 53mAmerican Airlines

lun. 1/191:44 pmDCA - IDA

2 stops10h 52mAmerican Airlines

Deal found 12/31

$494

jue. 1/156:30 amIDA - DCA

1 stop6h 29mUnited Airlines

lun. 1/194:11 pmDCA - IDA

1 stop7h 03mUnited Airlines

Deal found 12/30

$664

sáb. 1/179:00 amIDA - DCA

1 stop10h 59mAlaska Airlines

mié. 1/215:09 pmDCA - IDA

2 stops31h 50mAlaska Airlines

Deal found 12/28

$493

sáb. 1/174:19 pmIDA - DCA

1 stop20h 40mUnited Airlines

mié. 1/218:25 amDCA - IDA

3 stops33h 06mUnited Airlines

Deal found 12/28

$597

One-way flights from Idaho Falls to Reagan-National
Search for one-way flight options from Idaho Falls to Reagan-National. Find affordable one-way fares based on user searches. Data last updated diciembre 31, 2025.

lun. 2/29:20 pmIDA - DCA

2 stops22h 39mMultiple Airlines

Deal found 12/30

$136

mié. 4/151:43 pmIDA - DCA

1 stop7h 12mAmerican Airlines

Deal found 12/30

$196

dom. 2/19:00 amIDA - DCA

2 stops30h 56mAlaska Airlines

Deal found 12/30

$229

dom. 2/11:34 pmIDA - DCA

3 stops49h 25mMultiple Airlines

Deal found 12/30

$230

lun. 2/26:58 pmIDA - DCA

1 stop25h 01mAlaska Airlines

Deal found 12/30

$237

jue. 4/161:43 pmIDA - DCA

1 stop7h 12mAmerican Airlines

Deal found 12/30

$276

jue. 4/166:00 amIDA - DCA

2 stops13h 00mAlaska Airlines

Deal found 12/30

$307

Find flight deals from Idaho Falls to Reagan-National

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$493 (Alaska Airlines)
One-way from	$136 (Kiwi.com)

Provider with most accurate pricing for Idaho Falls Fanning Field-Washington, D.C. Reagan-National flight deals.

Search Deals

Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Washington, D.C. Reagan-National flights.

Search Deals

From Idaho Falls Fanning Field to Washington, D.C. Reagan-National

Search Deals

One-way flight from Idaho Falls Fanning Field to Washington, D.C. Reagan-National

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

jue. 2/5

5:25 am-4:00 pm

1 stop8h 35m

Washington, D.C. Reagan-National

dom. 2/8

5:10 pm-10:57 pm

1 stop7h 47m

$374

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

jue. 2/5

7:20 am-9:30 pm

2 stops12h 10m

Washington, D.C. Reagan-National

dom. 2/8

1:44 pm-10:36 pm

2 stops10h 52m

$457

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

sáb. 1/17

9:00 am-9:59 pm

1 stop10h 59m

Washington, D.C. Reagan-National

mié. 1/21

5:09 pm-10:59 pm

2 stops31h 50m

$493

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

jue. 1/15

7:20 am-9:30 pm

2 stops12h 10m

Washington, D.C. Reagan-National

lun. 1/19

1:44 pm-10:36 pm

2 stops10h 52m

$499

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

jue. 3/19

5:59 pm-9:59 pm

1 stop26h 00m

Washington, D.C. Reagan-National

mar. 3/24

8:00 am-5:19 pm

1 stop11h 19m

$549

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

lun. 2/2

9:20 pm-9:59 pm

2 stops22h 39m

$136

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

mié. 4/15

1:43 pm-10:55 pm

1 stop7h 12m

$196

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

dom. 2/1

9:00 am-5:56 pm

2 stops30h 56m

$229

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

dom. 2/1

1:34 pm-4:59 pm

3 stops49h 25m

$230

Idaho FallsWashington, D.C.

IDA - DCA

IDADCA

Idaho Falls Fanning Field

lun. 2/2

6:58 pm-9:59 pm

1 stop25h 01m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 12 results

Compare providers for flights from Idaho Falls to Reagan-National

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Reagan-National in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Idaho Falls-Washington, D.C. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Idaho Falls-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Idaho Falls to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Idaho Falls with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Reagan-National

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Idaho Falls to Washington, D.C. Reagan-National Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,013 reviews

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,124 reviews

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,074 reviews

Delta

7.9

Good

8,013 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly from for flights from Idaho Falls to Washington, D.C. Reagan-National?
Idaho Falls Fanning Field (IDA) is the airport you will fly out of if you book a flight from Idaho Falls to Washington, D.C. Reagan-National. You should not have trouble finding flights to Washington, D.C. Reagan-National from Fanning Field; the airport handles an average of 0 outbound flights to Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Idaho Falls airport to Washington, D.C. Reagan-National. It is only a 3.8 mi journey to Fanning Field (IDA) from Idaho Falls’s city center.
How long is the flight from Idaho Falls to Washington, D.C. Reagan-National Airport?
Airlines like Delta, American Airlines, and Alaska Airlines fly from Idaho Falls to Washington, D.C. Reagan-National Airport in about 8h 35m. The time it takes to get you to your destination can typically vary by up to 3h 35m. The distance from Idaho Falls to Washington, D.C. Reagan-National Airport is about 1835 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Idaho Falls to Washington, D.C. Reagan-National Airport round-trip?
According to our current data, Delta ($194), United Airlines ($394), and American Airlines ($437) offers the cheapest pricing from Idaho Falls to Washington, D.C. Reagan-National Airport.
Can I find deals for flights from Idaho Falls to Reagan-National that include hotel bookings?
Yes. In addition to deals on Idaho Falls to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho Falls to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Reagan-National.
Can I find deals for business class flights from Idaho Falls to Reagan-National?
Yes. Cheapflights offers flight deals from Idaho Falls to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Alexandria

Woodbridge

Tysons

Arlington

Owings Mills

Springfield

Hanover

Silver Spring

Fredericksburg

Linthicum Heights

Rockville

Laurel

Towson

Manassas

National Harbor

Bowie

Largo

McLean

Clinton

Cordova

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Idaho Falls to Reagan-National

Complete your trip

Washington, D.C. Reagan-National Airport car rentals

Washington, D.C. car rentals

Dupont Circle car rentals

Georgetown car rentals

Downtown car rentals

Capitol Hill car rentals

Foggy Bottom - West End car rentals

Southwest Waterfront car rentals

Columbia Heights car rentals

Shaw car rentals

Adams Morgan car rentals

Anacostia car rentals

Other flights to Reagan-National

Denver to Reagan-National flights

Orlando to Reagan-National flights

Fort Lauderdale to Reagan-National flights

Dallas/Fort Worth to Reagan-National flights

John F Kennedy Intl to Reagan-National flights

Miami to Reagan-National flights

Washington, D.C. Reagan-National Airport to Little Rock flights

Washington, D.C. Reagan-National Airport to West Palm Beach flights

Washington, D.C. Reagan-National Airport to Newark Airport flights

Washington, D.C. Reagan-National Airport to Fort Lauderdale flights

Washington, D.C. Reagan-National Airport to New York John F Kennedy Intl Airport flights

Washington, D.C. Reagan-National Airport to New York LaGuardia Airport flights

Washington, D.C. Reagan-National Airport to Orlando Airport flights

Washington, D.C. Reagan-National Airport to Providence flights

Washington, D.C. Reagan-National Airport to Miami flights

Washington, D.C. Reagan-National Airport to Atlanta flights

Washington, D.C. Reagan-National Airport to Boston flights

Washington, D.C. Reagan-National Airport to Denver flights

Washington, D.C. Reagan-National Airport to Toronto Pearson Intl Airport flights

Washington, D.C. Reagan-National Airport to Tampa flights

Washington, D.C. Reagan-National Airport to Memphis flights

Washington, D.C. Reagan-National Airport to Dallas Love Field Airport flights

Washington, D.C. Reagan-National Airport to Raleigh flights

Top 3 airlines flying from Idaho Falls to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$394	Average$698	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$394	Average$552	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$437	Average$607	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$136+ Cheap flights from Idaho Falls (IDA) to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho Falls to Reagan-National

Cheapest flights from Idaho Falls to Reagan-NationalExplore the most affordable flight options available from Idaho Falls to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 31, 2025.

Explore the most affordable flight options available from Idaho Falls to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 31, 2025.

Find flight deals from Idaho Falls to Reagan-National

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Washington, D.C. Reagan-National Airport that are best for you.

Compare providers for flights from Idaho Falls to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Reagan-National in December.

Best time to book a flight from Idaho Falls to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Idaho Falls with our price prediction graph.

Reviews of airlines servicing Reagan-National

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Idaho Falls to Washington, D.C. Reagan-National?

How long is the flight from Idaho Falls to Washington, D.C. Reagan-National Airport?

What are the cheapest airlines flying from Idaho Falls to Washington, D.C. Reagan-National Airport round-trip?

Can I find deals for flights from Idaho Falls to Reagan-National that include hotel bookings?

How can I find direct flights from Idaho Falls to Reagan-National?

Can I find deals for business class flights from Idaho Falls to Reagan-National?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Idaho Falls to Reagan-National

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Idaho Falls to Reagan-National
Explore the most affordable flight options available from Idaho Falls to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 31, 2025.