Dulles Intl

$609+ Cheap flights from Cape Town (CPT) to Dulles Intl (IAD)

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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — IAD
Aug 19 — Aug 261
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Cheapflights Tip: The best prices from Cape Town Intl to Washington, D.C. Dulles Intl are usually found in October or May, booked 89 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Cape Town to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cape Town (CPT) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2025.

Round-trip from

$927
(Delta)

One-way from

$609
(FlightHub)

Popular in

February

Cheapest in

October

Average price

$1,230

Good round-trip deal

$948 or less

Good one-way deal

$1,001 or less
From Cape Town Intl to Washington, D.C. Dulles Intl
One-way flight from Cape Town Intl to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Average for round-trip flights in August 2025
Price to beat on a round-trip flight from Cape Town Intl to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Cape Town Intl to Washington, D.C. Dulles Intl.

Find flight deals from Cape Town to Dulles Intl

Cheapest flights from Cape Town to Dulles Intl
Explore the most affordable flight options available from Cape Town to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:05 pmCPT - IAD
1 stop26h 22mDelta
Mon 10/139:20 pmIAD - CPT
2 stops28h 35mDelta
Deal found 8/13$968
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:50 pmCPT - IAD
1 stop30h 40mDelta
Mon 12/2910:20 pmIAD - CPT
1 stop30h 45mDelta
Deal found 8/14$988
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:00 pmCPT - IAD
Nonstop15h 50mUnited Airlines
Mon 10/136:35 pmIAD - CPT
Nonstop14h 45mUnited Airlines
Deal found 8/13$1,021
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:30 pmCPT - IAD
1 stop32h 47mDelta
Mon 1/510:20 pmIAD - CPT
2 stops25h 25mDelta
Deal found 8/12$1,047
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:30 pmCPT - IAD
1 stop23h 27mDelta
Mon 1/56:50 pmIAD - CPT
1 stop28h 55mDelta
Deal found 8/12$1,049
This KLM deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1611:45 pmCPT - IAD
1 stop23h 20mKLM
Thu 1/86:50 pmIAD - CPT
1 stop28h 55mKLM
Deal found 8/12$1,051
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:50 pmCPT - IAD
1 stop30h 40mDelta
Mon 1/510:20 pmIAD - CPT
1 stop30h 45mDelta
Deal found 8/12$1,052
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:50 amCPT - IAD
2 stops34h 00mDelta
Thu 1/86:50 pmIAD - CPT
1 stop28h 55mDelta
Deal found 8/12$1,056
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:50 pmCPT - IAD
1 stop30h 40mDelta
Thu 1/812:30 pmIAD - CPT
2 stops40h 35mDelta
Deal found 8/12$1,057

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cape Town to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Cape Town to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Cape Town

Fly to

Dulles Intl

Route

Depart

Return

Price

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Mon 2/2

9:30 pm-6:42 pm

1 stop28h 12m

Washington, D.C. Dulles Intl

Fri 2/20

7:50 pm-7:15 pm

1 stop40h 25m

$927

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Fri 9/26

8:05 pm-4:27 pm

1 stop26h 22m

Washington, D.C. Dulles Intl

Mon 10/13

9:20 pm-7:55 am

2 stops28h 35m

$968

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Mon 10/27

8:50 pm-9:30 pm

1 stop30h 40m

Washington, D.C. Dulles Intl

Mon 12/29

10:20 pm-12:05 pm

1 stop30h 45m

$988

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Fri 9/26

8:00 pm-5:50 am

Nonstop15h 50m

Washington, D.C. Dulles Intl

Mon 10/13

6:35 pm-3:20 pm

Nonstop14h 45m

$1,021

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Mon 10/13

4:35 pm-11:45 am

1 stop25h 10m

$609

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Mon 10/13

11:45 pm-3:20 pm

3 stops45h 35m

$609

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Tue 9/23

4:35 pm-7:45 pm

1 stop33h 10m

$609

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Tue 10/14

4:35 pm-7:45 pm

1 stop33h 10m

$622

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Mon 11/24

5:15 pm-11:45 am

1 stop25h 30m

$624

Cape TownWashington, D.C.

CPT - IAD

CPTIAD

Cape Town Intl

Tue 11/25

5:15 pm-11:45 am

1 stop25h 30m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 16 results
1
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The best insider tips for Cape Town to Washington, D.C. Dulles Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Cape Town to Washington, D.C. Dulles Intl Airport trip
Airports
CPT

CPT offers free Wi-Fi with a 1GB or 4-hour limit. Download movies beforehand to avoid reaching the limit.

Read more about CPTby John Walton
IAD

The Silver Line Metro connects IAD to Washington in under 40 minutes, offering a cheap and efficient city transfer.

Read more about IADby Ramsey Qubein
Our travel experts
John Walton

John Walton

Expert on CPT

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Cape Town to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Cape Town 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 Cape Town to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Cape Town to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Cape Town to Dulles Intl. Price data was last updated on August 8, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cape Town to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Cape Town to Washington, D.C. Dulles Intl Airport?

Currently, July is the cheapest month in which you can book a flight from Cape Town to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Cape Town to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CPT to IAD?

Find hourly flight availability from Cape Town to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Cape Town to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 2% versus a flight at noon.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated August 14, 2025.
Read through reviews of airlines operating flights from Cape Town to Washington, D.C. Dulles Intl Airport, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from Cape Town to Dulles Intl. 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 Cape Town to Washington, D.C. Dulles Intl?

    For a flight from Cape Town to Washington, D.C. Dulles Intl, you will be flying from Cape Town Intl. Cape Town Intl (CPT) is just 9.7 mi from the center of the city. Cape Town Intl is the only Cape Town airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 2 airlines have flights to Washington, D.C. Dulles Intl from Cape Town Intl on a regular basis.

  • What are the cheapest airlines flying from Cape Town to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Cape Town to Washington, D.C. Dulles Intl Airport round-trip from $890. Another airline that can offer you cheap pricing is United Airlines. Delta is priced at 23% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Cape Town to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $927. While the most popular route (Cape Town Intl - Washington, D.C. Dulles Intl) can be booked for $968 on average our data indicates $2,613 when flying from Cape Town to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Cape Town to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Cape Town to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cape Town to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cape Town to Dulles Intl.

  • Can I find deals for business class flights from Cape Town to Dulles Intl?

    Yes. Cheapflights offers flight deals from Cape Town to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cape Town to Washington, D.C. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Cape Town to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Cape Town to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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Alternative routes for Cape Town to Dulles Intl

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

Top 2 airlines flying from Cape Town to Dulles Intl

Discover the top 2 airlines that operate flights from Cape Town to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$890Average$969FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$927Average$1,129FlexibilityNo cancel feeOn-time69%

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