$652 Cheap Flights from Cape Town (CPT) to Washington (IAD)

View $652 flight on Mon, Oct 6, 2025Opens in a new window

Popular airlines from Cape Town Intl. Airport (CPT) to Washington Dulles Intl. Airport (IAD)

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Find available prices by choosing your travel dates.

Cheap Flights from Cape Town to Washington (CPT-IAD)

Prices were available within the past 7 days and start at $652 for one-way flights and $923 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Nov 13 - Wed, Nov 19
CPT
Cape Town
IAD
Washington
$923 Roundtrip, found 2 days ago
$923
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Nov 13 from Cape Town to Washington, returning Wed, Nov 19, priced at $923 found 2 days ago
Delta
Wed, Oct 15 - Sun, Oct 26
CPT
Cape Town
IAD
Washington
$929 Roundtrip, found 4 hours ago
$929
Roundtrip
found 4 hours ago
Select Delta flight, departing Wed, Oct 15 from Cape Town to Washington, returning Sun, Oct 26, priced at $929 found 4 hours ago
Delta
Tue, May 27 - Wed, Jun 11
CPT
Cape Town
IAD
Washington
$932 Roundtrip, found 3 days ago
$932
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, May 27 from Cape Town to Washington, returning Wed, Jun 11, priced at $932 found 3 days ago
Delta
Wed, Jul 9 - Wed, Aug 13
CPT
Cape Town
IAD
Washington
$934 Roundtrip, found 6 hours ago
$934
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Jul 9 from Cape Town to Washington, returning Wed, Aug 13, priced at $934 found 6 hours ago
Delta
Fri, Jul 11 - Fri, Aug 15
CPT
Cape Town
IAD
Washington
$934 Roundtrip, found 6 hours ago
$934
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Jul 11 from Cape Town to Washington, returning Fri, Aug 15, priced at $934 found 6 hours ago
Delta
Sun, Jul 20 - Fri, Aug 8
CPT
Cape Town
IAD
Washington
$935 Roundtrip, found 4 days ago
$935
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Jul 20 from Cape Town to Washington, returning Fri, Aug 8, priced at $935 found 4 days ago
Ethiopian Airlines
Thu, Oct 23 - Thu, Nov 13
CPT
Cape Town
IAD
Washington
$936 Roundtrip, found 8 hours ago
$936
Roundtrip
found 8 hours ago
Select Ethiopian Airlines flight, departing Thu, Oct 23 from Cape Town to Washington, returning Thu, Nov 13, priced at $936 found 8 hours ago
KLM
Wed, Oct 15 - Sun, Oct 26
CPT
Cape Town
IAD
Washington
$956 Roundtrip, found 4 hours ago
$956
Roundtrip
found 4 hours ago
Select KLM flight, departing Wed, Oct 15 from Cape Town to Washington, returning Sun, Oct 26, priced at $956 found 4 hours ago
Swiss International Air Lines
Sun, May 18 - Sun, May 25
CPT
Cape Town
IAD
Washington
$1,012 Roundtrip, found 3 days ago
$1,012
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Sun, May 18 from Cape Town to Washington, returning Sun, May 25, priced at $1,012 found 3 days ago
Turkish Airlines
Tue, Sep 9 - Mon, Sep 15
CPT
Cape Town
IAD
Washington
$1,018 Roundtrip, found 1 day ago
$1,018
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Tue, Sep 9 from Cape Town to Washington, returning Mon, Sep 15, priced at $1,018 found 1 day ago
Flights from Cape Town (CPT) to Washington (IAD)
Origin airport
Cape Town Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air France, American Airlines, British Airways, Delta, Emirates, Ethiopian Airlines, JetBlue Airways, KLM, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$923
Distance
7930 mi

Cape Town to Washington Flights

The cheapest times to fly from Cape Town to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cape Town to Washington are during the month of November. You can find some of the cheapest flights from Cape Town to Washington with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Cape Town to Washington

Sunday is one of the best days to book for cheap flights from Cape Town to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Cape Town to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cape Town to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $652 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cape Town to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cape Town to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from Cape Town Intl. Airport (CPT) to Washington Dulles Intl. Airport (IAD)?
United Airlines operates a direct flight leaving Cape Town Intl. Airport (CPT) at 8:00PM and landing at Washington Dulles Intl. Airport (IAD) at 6:10AM — a total travel time of 16 hours and 10 minutes. Secure the best seat available, pack a few things to keep you occupied and the time will fly by.
Is it cheaper to buy a plane ticket from CPT to Washington Dulles Intl. Airport (IAD) last minute?
Booking your flight from CPT to Dulles Intl. Airport last minute could save you some dough if you’re lucky to find a good deal. However, fares usually don’t drop in price as the departure date nears. If you choose to wait, flights could also be sold out or the best seats gone (that could mean the middle seat!). If you’d prefer to play it safe, book well in advance of the date you want to leave. In fact, you can find some of the biggest deals up to a year in advance. If your favorite carrier hasn’t released its fares yet, check back regularly as offers are updated on Expedia all the time.
What airline has the least delays from Cape Town Intl. Airport to Washington Dulles Intl. Airport (IAD)?
If you’d prefer not to be stuck at the airport for hours — or worse, your trip left in tatters because of a flight delay — fly with United Airlines. Around 88% of its CPT to IAD services arrive on time. You can review your flight status before making your way to the airport through the Expedia App. It’ll also provide you with real-time notifications about things like last-minute gate changes and how to get to your hotel. All the details you need are in your pocket with this all-in-one travel companion.
What airports do you fly into for Washington from Cape Town?
From Cape Town, you can get to Washington through Washington Dulles Intl. Airport (IAD), Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI). It’s a good idea to check which airport works best for you before you make a decision. If you opt for Washington Dulles Intl. Airport (IAD), it’s around 25 mi west of downtown. Use the cash you save when booking your trip with Expedia to uncover the city’s popular sights, such as White House and United States Capitol.
What are the most popular departure times for flights from Cape Town Intl. Airport (CPT) to IAD?
The most popular departure times for trips from Cape Town Intl. Airport to Washington Dulles Intl. Airport (IAD) fall between 8:00 PM - 9:00 PM on United Airlines. It’s a good idea to depart in the morning. The earlier you do, the better your chances of arriving on time with lighter air traffic around.
Can I change the date of my flight from CPT to Dulles Intl. Airport?
We know life happens and plans change, so Expedia is here to help make things easier. To start, find your CPT to Dulles Intl. Airport itinerary through the Expedia Trips portal and check the fare rules about change fees or other charges. If you booked your ticket in the last 24 hours, some carriers will allow you to cancel for free and organize new flights. If you booked your fare more than 24 hours ago, connect with us via our Customer Service portal to see how we can help.

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*Available to One Key members.