South Africa
ZAR

CPT - IAD

R10 984 Find Cheap Flights from Cape Town to Washington Dulles Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
R15 404
Typical prices: R17 534-R23 044
Ethiopian Air
Sat 10/11Fri 30/11
CPT - IAD • 2 stops
Cheapest direct flights
R18 112
Typical prices: R17 551-R24 589
United Airlines
Thu 1/11Sun 25/2
CPT - IAD • Direct
Direct flights
3 days a week
You can fly direct with United Airlines. Average duration is 15h 58m
Direct flights
+1
Direct flights
+1
Avoid delays
United Airlines
Most punctual • 94% on-time
Evening
Best time • Fewest delays
Insights
Insights
When to book
10 weeks
in advance
Our data shows that travellers who book at least 10 weeks in advance save around 19% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 11% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Addis Ababa Bole (ADD)
Cheapest • Avg R16 072 (return)
Paris Charles de Gaulle (CDG)
Shortest trip • 21h 51m (one-way)
Insights
Insights
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We hope you enjoy your trip to Washington, D.C. Dulles Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Cape Town to Dulles Intl (CPT-IAD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Cape Town to Dulles Intl

Tue, Nov 10 - Mon, Nov 30
Ethiopian Air Logo
13:50 - 8:00CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
25h 10m2 stops Addis Ababa Bole Rome Fiumicino
Ethiopian Air Logo
10:00 - 14:10IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
21h 10m1 stop Addis Ababa Bole
R15 404Ethiopian Air
Fri, Nov 20 - Fri, Nov 27
Ethiopian Air Logo
13:50 - 8:00CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
25h 10m2 stops Addis Ababa Bole Rome Fiumicino
Ethiopian Air Logo
10:00 - 14:10IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
21h 10m1 stop Addis Ababa Bole
R15 487Ethiopian Air
Mon, Feb 22 - Mon, Mar 8
Multiple Airlines Logo
8:30 - 14:40CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
37h 10m2 stops Paris Charles de Gaulle Lisbon Humberto Delgado
Multiple Airlines Logo
17:25 - 6:25IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
30h 00m2 stops Lisbon Humberto Delgado Paris Charles de Gaulle
R15 570Multiple Airlines
Thu, Nov 19 - Thu, Nov 26
Virgin Atlantic Logo
21:00 - 17:40CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
27h 40m1 stop London Heathrow
Virgin Atlantic Logo
8:05 - 18:35IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
27h 30m1 stop Atlanta Hartsfield-Jackson
R16 550Virgin Atlantic
Mon, Nov 9 - Tue, Dec 1
KLM Logo
0:30 - 15:45CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
22h 15m1 stop Amsterdam Schiphol
KLM Logo
17:45 - 22:40IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
21h 55m1 stop Amsterdam Schiphol
R17 863KLM
Fri, Nov 20 - Fri, Nov 27
KLM Logo
8:30 - 19:20CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
41h 50m1 stop Paris Charles de Gaulle
KLM Logo
18:40 - 6:25IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
28h 45m1 stop Paris Charles de Gaulle
R18 046KLM
Sun, Nov 1 - Thu, Feb 25
United Airlines Logo
20:50 - 5:55CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
16h 05mdirect
United Airlines Logo
18:45 - 16:10IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
14h 25mdirect
R18 112United Airlines
Fri, Feb 19 - Sun, Mar 7
United Airlines Logo
20:50 - 5:55CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
16h 05mdirect
United Airlines Logo
17:20 - 18:00IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
17h 40m1 stop Newark
R18 146United Airlines
Sat, Nov 21 - Sat, Nov 28
Qatar Airways Logo
13:50 - 15:55CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
33h 05m3 stops Harare Lusaka Doha Hamad Intl
Qatar Airways Logo
20:05 - 12:40IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
33h 35m2 stops Doha Hamad Intl Johannesburg OR Tambo
R32 170Qatar Airways
Sun, Oct 18 - Sat, Oct 24
Qatar Airways Logo
19:30 - 8:45CPT  Cape Town Intl-IAD Washington, D.C. Dulles Intl
43h 15m1 stop Doha Hamad Intl
Qatar Airways Logo
11:05 - 17:25IAD  Washington, D.C. Dulles Intl-CPT Cape Town Intl
24h 20m1 stop Doha Hamad Intl
R162 662Qatar Airways
Booking Insights

Price, demand, and travel trends for Cape Town to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Cape Town to Washington, D.C. Dulles Intl Airport?

Return flights from Cape Town to Washington, D.C. Dulles Intl Airport typically range from R17 534 to R23 044. The lowest price found in the past 5 days was R15 404 on Ethiopian Air.

What's the cheapest day of the week to fly from Cape Town to Washington, D.C. Dulles Intl Airport?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Cape Town to Washington, D.C. Dulles Intl Airport. It’s 6% cheaper than the average day, while Tuesday is the most expensive, with prices 8% higher.

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

•February is the cheapest month to fly from Cape Town to Washington, D.C. Dulles Intl Airport at R17 182 return.
•May (R22 699) and June (R22 449) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 32% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Cape Town to Washington, D.C. Dulles Intl Airport are cheapest 10 weeks before departure. Booking in this window typically costs about 19% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Cape Town to Washington, D.C. Dulles Intl Airport flights

Low season

February

Cheapest flight

R10 984
Beat the crowds with an average 64% drop in traveller numbers.
One-way flight from Cape Town to Washington, D.C. Dulles Intl Airport

When to book flights from Cape Town to Dulles Intl

Are your dates flexible? Find out the best times to travel from Cape Town to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Cape Town to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

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

    These are the earliest and latest flight times available from Cape Town to Washington, D.C. Dulles Intl Airport:

    • Earliest: departs at 20:00 and lands at 11:58
    • Latest: departs at 20:50 and lands at 12:48.

    The flight takes about 15h 58m.

  • Which cabin classes can I book on flights from Cape Town to Washington, D.C. Dulles Intl Airport?

    Four cabin classes are available on flights from Cape Town to Washington, D.C. Dulles Intl Airport:

    • Economy class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Cape Town to Washington, D.C. Dulles Intl Airport?

    A direct flight from Cape Town to Washington, D.C. Dulles Intl Airport takes 15h 58m, covering 20 527 km.

  • Do I need a passport to fly from Cape Town to Washington, D.C. Dulles Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Cape Town to Washington, D.C. Dulles Intl Airport flight?

    Return flights from Cape Town to Washington, D.C. Dulles Intl Airport range from R17 534 to R23 044, with an average of R19 249 over the past 12 months. Anything below R17 534 counts as a good deal.

  • How expensive are last-minute Cape Town to Washington, D.C. Dulles Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 6% above the R19 249 route average. Book 10 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Cape Town to Washington, D.C. Dulles Intl Airport?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average R16 072 return via Addis Ababa Bole (ADD), compared with R19 095 for direct.

  • How does on-time performance compare across airlines flying from Cape Town to Washington, D.C. Dulles Intl Airport?

    United Airlines is the only airline operating Cape Town to Washington, D.C. Dulles Intl Airport flights. 94% of its flights are on time.

  • Which aircraft model is used most often on flights from Cape Town to Washington, D.C. Dulles Intl Airport?

    The Boeing 787-9 Dreamliner family is used most often on this route, operated mainly by United Airlines and Lufthansa. Other aircraft seen on the route include Airbus A220-300 variants.

  • How are flight prices from Cape Town to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Cape Town to Washington, D.C. Dulles Intl Airport are currently higher than usual. Average one-way flight prices are about R21 118, which is 26% above the typical average for this route.

  • Which car hire options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car hire companies, with daily rates starting from around R396 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Cape Town to Washington, D.C. Dulles Intl Airport?

    Flights from Cape Town to Washington, D.C. Dulles Intl Airport usually depart from Cape Town Intl (CPT) and arrive at Washington, D.C. Dulles Intl (IAD).

  • What time of day has the fewest delays on flights from Cape Town to Washington, D.C. Dulles Intl Airport?

    Evening flights have the fewest delays on this route.

  • At what point is a flight considered delayed on the route from Cape Town to Washington, D.C. Dulles Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Cape Town to Washington, D.C. Dulles Intl Airport route, 6% of flights were delayed in the past three months, with delays averaging 2h 58m.

  • Which airports do connecting flights from Cape Town to Washington, D.C. Dulles Intl Airport pass through?

    One-stop flights from Cape Town to Washington, D.C. Dulles Intl Airport most commonly connect through:

    • Doha Hamad Intl (DOH) – 21% of one-stop connections
    • Dubai Intl (DXB) – 21% of one-stop connections
    • Istanbul (IST) – 20% of one-stop connections
    • Amsterdam Schiphol (AMS) – 19% of one-stop connections

  • Can I save money by using flexible dates for flights from Cape Town to Washington, D.C. Dulles Intl Airport?

    Yes. Flexible dates can save you up to 14% on flights from Cape Town to Washington, D.C. Dulles Intl Airport. Saturday is the cheapest departure day at R18 195 return on average, while Tuesday is the most expensive at R20 954, a difference of R2 758.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • Which airlines fly from Cape Town to Washington, D.C. Dulles Intl Airport?

    Only United Airlines operates flights between Cape Town and Washington, D.C. Dulles Intl Airport.

  • How much time can I save by choosing a different stopover airport from Cape Town to Washington, D.C. Dulles Intl Airport?

    Flying via Paris Charles de Gaulle (CDG) gives the shortest average 1-stop total travel time of 21h 51m, compared to 22h 13m via Amsterdam Schiphol (AMS) and 23h 09m via Addis Ababa Bole (ADD).

  • What is the time difference between Cape Town and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 6 hours behind Cape Town (Eastern Time vs South Africa Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which airlines offer extra legroom and free seat selection on Cape Town to Washington, D.C. Dulles Intl Airport flights?

    Among airlines operating Cape Town to Washington, D.C. Dulles Intl Airport flights:

    • United Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Cape Town to Washington, D.C. Dulles Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy class
    • Turkish Airlines: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Cape Town to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Tuesday. On this route, Saturday flights average R18 195, about R2 758 less than Tuesday fares (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 19% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Cape Town to Washington, D.C. Dulles Intl Airport trip for February. Fares historically average R17 182 return in that month – typically R5 517 less than the most expensive month, which is May (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Addis Ababa Bole Airport (ADD) can be cheaper than flying direct. The cheapest stopover option averages R16 072 return on this route – about R3 023 less than direct flights (based on the last 12 months).

Prefer to fly direct from Cape Town Intl to Washington, D.C. Dulles Intl?

 
Find which airlines fly direct from Cape Town Intl Airport to Washington, D.C. Dulles Intl Airport, which days they fly and book direct flights.

Direct departures

Cape Town Intl to Washington, D.C. Dulles Intl

Tuesday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Direct returns

Washington, D.C. Dulles Intl to Cape Town Intl

Monday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

See more direct flights

More options for your flight from Cape Town to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car hire

Car hire in Washington, D.C.
Hotels in Washington, D.C.