How long is the flight from Casper to Washington, D.C.?

Departing from Casper to Washington, D.C. will take you 5h 53m. The distance from Casper to Washington, D.C. is about 1530 mi.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 routes from Casper to Washington, D.C.?

The most popular flight routes from Casper to Washington, D.C. are Casper Natrona County - Baltimore/Washington, Casper Natrona County - Washington, D.C. Reagan-National and Casper Natrona County - Washington, D.C. Dulles Intl.

What is the cheapest time of day to fly from CPR to WAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Casper to Washington, D.C. as you normally would.

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

Most trusted provider : When it comes to deals on Casper-Washington, D.C. 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 Casper-Washington, D.C. 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 Casper to Washington, D.C.?

Casper Natrona County (CPR) is the airport you will fly out of if you book a flight from Casper to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Natrona County; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Casper airport to Washington, D.C.. It is only a 8.1 mi journey to Natrona County (CPR) from Casper’s city center.

Can I find deals for flights from Casper to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Casper to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Casper to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Casper to Washington, D.C..

Can I find deals for business class flights from Casper to Washington, D.C.?

Yes. Cheapflights offers flight deals from Casper to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$348+ Flights from Casper to Washington, D.C.

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

Find cheap flights from Casper to Washington, D.C. 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 Casper to Washington, D.C.

Cheapest flights from Casper to Washington, D.C.
Explore the most affordable flight options available from Casper to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

Sat 12/277:00 amCPR - BWI

1 stop6h 00mUnited Airlines

Mon 12/298:15 amBWI - CPR

1 stop8h 25mUnited Airlines

Deal found 12/25

$508

Best flights from Casper to Washington, D.C.
Discover carefully curated flight deals from Casper to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 27, 2025.

Thu 1/811:28 amCPR - IAD

1 stop5h 53mUnited Airlines

Mon 1/1212:35 pmIAD - CPR

1 stop6h 19mUnited Airlines

Deal found 12/24

$348

Thu 1/81:16 pmCPR - BWI

1 stop7h 59mUnited Airlines

Mon 1/1210:05 amBWI - CPR

2 stops11h 01mUnited Airlines

Deal found 12/24

$354

Tue 1/271:16 pmCPR - BWI

1 stop7h 59mUnited Airlines

Sat 1/314:10 pmBWI - CPR

1 stop8h 04mUnited Airlines

Deal found 12/23

$388

Tue 1/279:00 amCPR - IAD

1 stop5h 35mUnited Airlines

Sat 1/312:24 pmIAD - CPR

1 stop8h 16mUnited Airlines

Deal found 12/23

$388

Wed 1/285:30 amCPR - DCA

1 stop7h 29mUnited Airlines

Sat 1/314:11 pmDCA - CPR

1 stop8h 03mUnited Airlines

Deal found 12/24

$388

Sat 1/177:00 amCPR - DCA

1 stop5h 59mUnited Airlines

Tue 1/204:11 pmDCA - CPR

1 stop8h 03mUnited Airlines

Deal found 12/25

$388

Tue 1/133:17 pmCPR - BWI

1 stop5h 58mUnited Airlines

Sat 1/174:10 pmBWI - CPR

1 stop6h 30mUnited Airlines

Deal found 12/25

$413

Tue 1/131:16 pmCPR - IAD

1 stop5h 51mUnited Airlines

Sat 1/172:24 pmIAD - CPR

1 stop6h 42mUnited Airlines

Deal found 12/25

$413

Tue 3/175:25 amCPR - DCA

1 stop7h 34mUnited Airlines

Thu 3/194:11 pmDCA - CPR

1 stop6h 25mUnited Airlines

Deal found 12/25

$784

Last-minute flights from Casper to Washington, D.C.
Discover last-minute flight deals from Casper to Washington, D.C.. Data last updated December 27, 2025 and is based on user searches.

Sat 12/277:00 amCPR - BWI

1 stop6h 00mUnited Airlines

Mon 12/298:15 amBWI - CPR

1 stop8h 25mUnited Airlines

Deal found 12/25

$508

Thu 1/83:17 pmCPR - BWI

1 stop5h 58mUnited Airlines

Mon 1/124:10 pmBWI - CPR

1 stop8h 04mUnited Airlines

Deal found 12/24

$348

Thu 1/811:28 amCPR - IAD

1 stop5h 53mUnited Airlines

Mon 1/1212:35 pmIAD - CPR

1 stop6h 19mUnited Airlines

Deal found 12/24

$348

Tue 1/133:17 pmCPR - BWI

1 stop5h 58mUnited Airlines

Sat 1/174:10 pmBWI - CPR

1 stop6h 30mUnited Airlines

Deal found 12/25

$413

Tue 1/131:16 pmCPR - IAD

1 stop5h 51mUnited Airlines

Sat 1/172:24 pmIAD - CPR

1 stop6h 42mUnited Airlines

Deal found 12/25

$413

Sat 1/177:00 amCPR - DCA

1 stop5h 59mUnited Airlines

Tue 1/204:11 pmDCA - CPR

1 stop8h 03mUnited Airlines

Deal found 12/25

$388

Tue 1/271:16 pmCPR - BWI

1 stop7h 59mUnited Airlines

Sat 1/314:10 pmBWI - CPR

1 stop8h 04mUnited Airlines

Deal found 12/24

$388

Tue 1/279:00 amCPR - IAD

1 stop5h 35mUnited Airlines

Sat 1/312:24 pmIAD - CPR

1 stop8h 16mUnited Airlines

Deal found 12/23

$388

Wed 1/285:30 amCPR - DCA

1 stop7h 29mUnited Airlines

Sat 1/318:25 amDCA - CPR

2 stops14h 15mUnited Airlines

Deal found 12/24

$504

Find flight deals from Casper to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$348 (United Airlines)

Provider with most accurate pricing for Casper Natrona County-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Casper Natrona County-Washington, D.C. (WAS) flights.

Search Deals

From Casper Natrona County to Washington, D.C. (WAS)

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Casper to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CasperWashington, D.C.

CPR - IAD

CPRIAD

Casper Natrona County

Thu 1/8

11:28 am-7:21 pm

1 stop5h 53m

Washington, D.C. Dulles Intl

Mon 1/12

12:35 pm-4:54 pm

1 stop6h 19m

$348

CasperBaltimore

CPR - BWI

CPRBWI

Casper Natrona County

Thu 1/8

1:16 pm-11:15 pm

1 stop7h 59m

Baltimore/Washington

Mon 1/12

10:05 am-7:06 pm

2 stops11h 01m

$354

CasperBaltimore

CPR - BWI

CPRBWI

Casper Natrona County

Tue 1/27

1:16 pm-11:15 pm

1 stop7h 59m

Baltimore/Washington

Sat 1/31

4:10 pm-10:14 pm

1 stop8h 04m

$388

CasperWashington, D.C.

CPR - IAD

CPRIAD

Casper Natrona County

Tue 1/27

9:00 am-4:35 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

Sat 1/31

2:24 pm-8:40 pm

1 stop8h 16m

$388

CasperWashington, D.C.

CPR - DCA

CPRDCA

Casper Natrona County

Wed 1/28

5:30 am-2:59 pm

1 stop7h 29m

Washington, D.C. Reagan-National

Sat 1/31

4:11 pm-10:14 pm

1 stop8h 03m

$388

CasperWashington, D.C.

CPR - DCA

CPRDCA

Casper Natrona County

Sat 1/17

7:00 am-2:59 pm

1 stop5h 59m

Washington, D.C. Reagan-National

Tue 1/20

4:11 pm-10:14 pm

1 stop8h 03m

$388

CasperBaltimore

CPR - BWI

CPRBWI

Casper Natrona County

Tue 1/13

3:17 pm-11:15 pm

1 stop5h 58m

Baltimore/Washington

Sat 1/17

4:10 pm-8:40 pm

1 stop6h 30m

$413

CasperWashington, D.C.

CPR - IAD

CPRIAD

Casper Natrona County

Tue 1/13

1:16 pm-9:07 pm

1 stop5h 51m

Washington, D.C. Dulles Intl

Sat 1/17

2:24 pm-7:06 pm

1 stop6h 42m

$413

CasperWashington, D.C.

CPR - DCA

CPRDCA

Casper Natrona County

Tue 3/17

5:25 am-2:59 pm

1 stop7h 34m

Washington, D.C. Reagan-National

Thu 3/19

4:11 pm-8:36 pm

1 stop6h 25m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Compare providers for flights from Casper to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Casper to Washington, D.C. in December.

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

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Casper 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.

Cheapflights Insights

Everything you need to know about your flight from Casper to Washington, D.C.

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Casper to Washington, D.C.?
Casper Natrona County (CPR) is the airport you will fly out of if you book a flight from Casper to Washington, D.C.. You should not have trouble finding flights to Washington, D.C. from Natrona County; the airport handles an average of 0 outbound flights to Washington, D.C. per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Casper airport to Washington, D.C.. It is only a 8.1 mi journey to Natrona County (CPR) from Casper’s city center.
How long is the flight from Casper to Washington, D.C.?
Departing from Casper to Washington, D.C. will take you 5h 53m. The distance from Casper to Washington, D.C. is about 1530 mi.
What are the most popular routes from Casper to Washington, D.C.?
The most popular flight routes from Casper to Washington, D.C. are Casper Natrona County - Baltimore/Washington, Casper Natrona County - Washington, D.C. Reagan-National and Casper Natrona County - Washington, D.C. Dulles Intl.
Can I find deals for flights from Casper to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Casper to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Casper to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Casper to Washington, D.C..
Can I find deals for business class flights from Casper to Washington, D.C.?
Yes. Cheapflights offers flight deals from Casper to Washington, D.C. 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

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.

$348+ Cheap flights from Casper (CPR) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Casper to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Casper to Washington, D.C.

Cheapest flights from Casper to Washington, D.C.Explore the most affordable flight options available from Casper to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

Explore the most affordable flight options available from Casper to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

Find flight deals from Casper to Washington, D.C.

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Casper to Washington, D.C. that are best for you.

Compare providers for flights from Casper to Washington, D.C.

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 Casper to Washington, D.C. in December.

Best time to book a flight from Casper to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Casper with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Casper to Washington, D.C.

Related info for your journey

Find useful and relevant information for your journey from Casper to Washington, D.C.. 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 Casper to Washington, D.C.?

How long is the flight from Casper to Washington, D.C.?

What are the most popular routes from Casper to Washington, D.C.?

Can I find deals for flights from Casper to Washington, D.C. that include hotel bookings?

How can I find direct flights from Casper to Washington, D.C.?

Can I find deals for business class flights from Casper to Washington, D.C.?

Traveling to a place near Washington, D.C.?

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 Casper to Washington, D.C.

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Casper to Washington, D.C.
Explore the most affordable flight options available from Casper to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.