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R1 477+ Cheap flights from Washington, D.C. Dulles Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — CPT
feb. 7 — feb. 141
1 adult
1 adult, Economy, 0 bags

What to know about flights from Dulles Intl

Discover essential information about flights departing from Dulles Intl, including flight schedules, destinations, airlines operating at the Dulles Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 8 januar 2026.

Good round-trip deal

R19 860 or less

Good one-way deal

R1 611 or less
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl.
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Cheapest flights from Dulles Intl
Explore the most affordable flight options available from Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 8 januar 2026.

tir. 20/115:42IAD - MQP
2 stops33h 13mMultiple Airlines
tor. 5/215:10MQP - IAD
2 stops30h 35mMultiple Airlines
Deal found 6/1R15 148
tor. 14/510:55IAD - JNB
1 stop20h 10mEthiopian Air
fre. 29/514:30JNB - IAD
2 stops24h 25mEthiopian Air
Deal found 7/1R16 346
lør. 17/120:50IAD - JNB
2 stops24h 05mEthiopian Air
ons. 28/114:30JNB - IAD
2 stops24h 30mEthiopian Air
Deal found 7/1R16 494
man. 30/310:55IAD - JNB
1 stop20h 10mEthiopian Air
søn. 12/414:30JNB - IAD
2 stops24h 25mEthiopian Air
Deal found 7/1R16 510
tor. 26/321:05IAD - JNB
1 stop24h 50mQatar Airways
søn. 5/414:45JNB - IAD
1 stop30h 55mQatar Airways
Deal found 7/1R16 559
lør. 17/114:35IAD - JNB
1 stop34h 45mEtihad Airways
fre. 30/19:50JNB - IAD
1 stop30h 15mEtihad Airways
Deal found 6/1R16 674
lør. 17/110:00IAD - JNB
1 stop20h 05mEthiopian Air
søn. 1/223:00JNB - IAD
2 stops27h 05mEthiopian Air
Deal found 7/1R16 691
lør. 17/110:00IAD - JNB
1 stop20h 05mEthiopian Air
tor. 29/114:30JNB - IAD
2 stops24h 30mEthiopian Air
Deal found 7/1R16 756
søn. 18/110:00IAD - JNB
1 stop20h 05mEthiopian Air
tor. 29/114:30JNB - IAD
2 stops24h 30mEthiopian Air
Deal found 7/1R16 789
ons. 18/220:50IAD - JNB
2 stops24h 05mEthiopian Air
søn. 15/38:20JNB - IAD
2 stops41h 45mEthiopian Air
Deal found 6/1R16 806
søn. 1/210:40IAD - JNB
2 stops49h 00mQatar Airways
tor. 5/213:45JNB - IAD
1 stop25h 35mQatar Airways
Deal found 6/1R16 822
lør. 21/210:00IAD - JNB
1 stop20h 05mEthiopian Air
fre. 27/214:30JNB - IAD
2 stops24h 30mEthiopian Air
Deal found 7/1R16 871

Find flights from Dulles Intl within your budget

 
Find flights departing from Dulles Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 8 januar 2026. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

Cape Town

Route

Depart

Return

Price

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

fre. 6/2

10:40-15:35

1 stop21h 55m

Johannesburg OR Tambo

lør. 14/2

13:45-8:20

1 stop25h 35m

R17 429

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

søn. 3/5

20:20-8:50

1 stop30h 30m

Johannesburg OR Tambo

man. 11/5

11:55-8:40

1 stop26h 45m

R17 429

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

ons. 10/6

18:10-21:35

1 stop21h 25m

Johannesburg OR Tambo

tor. 25/6

23:30-19:35

2 stops26h 05m

R17 544

Washington, D.C.Durban

IAD - DUR

IADDUR

Washington, D.C. Dulles Intl

fre. 20/2

21:15-13:30

2 stops33h 15m

Durban King Shaka Intl

fre. 27/2

16:00-19:20

2 stops34h 20m

R17 807

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

søn. 18/1

20:05-3:55

1 stop24h 50m

Johannesburg OR Tambo

man. 2/2

9:25-15:55

3 stops37h 30m

R19 169

Washington, D.C.Durban

IAD - DUR

IADDUR

Washington, D.C. Dulles Intl

søn. 8/3

21:05-10:55

2 stops31h 50m

Durban King Shaka Intl

tor. 12/3

7:00-9:20

2 stops32h 20m

R19 317

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

søn. 18/1

10:40-3:55

1 stop34h 15m

Johannesburg OR Tambo

man. 26/1

18:35-8:20

3 stops44h 45m

R19 366

Washington, D.C.Port Elizabeth

IAD - PLZ

IADPLZ

Washington, D.C. Dulles Intl

man. 30/3

10:55-20:00

2 stops27h 05m

Port Elizabeth

man. 6/4

7:55-8:55

3 stops31h 00m

R19 464

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

fre. 10/4

21:00-4:00

1 stop25h 00m

Johannesburg OR Tambo

man. 20/4

18:35-8:40

3 stops44h 05m

R19 973

Washington, D.C.Johannesburg

IAD - JNB

IADJNB

Washington, D.C. Dulles Intl

ons. 15/4

20:20-8:50

1 stop30h 30m

Johannesburg OR Tambo

søn. 19/4

9:25-16:05

3 stops36h 40m

R19 973

Flights are sorted by cheapest return flights first.

Deals found on 7/1

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Best time to book a flight from Dulles Intl

Have a flexible travel schedule? Discover the best time to fly from Dulles Intl with our price prediction graph.
Estimated return 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.

Travel insights for flights from Dulles Intl

Get recent, data-driven insights about flights from Dulles Intl including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Dulles Intl to Cape Town. Price data was last updated on 2 January 2026.

Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from 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 Washington, D.C. Dulles Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport (average of R13 720). Flying from Washington, D.C. Dulles Intl Airport in July will prove the most costly (average of R23 354). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

From Washington, D.C. Dulles Intl Airport you can expect to find greater availability for the following destinations: London (342 flights per day), New York (249 flights per day) and Toronto (240 flights per day).

Brussels Bruxelles-National
Brussels Bruxelles-National
From R19 429
Lome
Lome
From R14 251
San Juan Luis Munoz Marin Intl
San Juan Luis Munoz Marin Intl
From R8 157

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

The cheapest city to fly to from Washington, D.C. Dulles Intl Airport is Nashville Intl, with prices starting at R1 611. Explore other affordable destinations below.

Nashville Intl
Nashville Intl
From R1 611
San Juan Luis Munoz Marin Intl
San Juan Luis Munoz Marin Intl
From R8 157
Lome
Lome
From R14 251

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.

Alternate flight departure points to Dulles Intl

Consider leaving from one of these other departure points that are located a short distance from Dulles Intl. Flight origins were last updated on 8 januar 2026.
Flights from Reagan-National

Related info for your journey

Access useful and relevant information related to your journey from Dulles Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 8 januar 2026.

  • What are the most popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

    The most selected flight destinations from Washington, D.C. Dulles Intl Airport for the current month are Ahmedabad, Mumbai, Addis Ababa. While Mumbai, Cairo, Ahmedabad are the top choices made by travellers year-round.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to anywhere?

    Users have flown out of Washington, D.C. Dulles Intl Airport for as low as R1 611 to Nashville (prices may vary depending on the airline and departure time). On average, users have booked flights for R22 426 to fly from Washington, D.C. Dulles Intl Airport.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to anywhere?

    Looking at our data, Turkish Airlines, United Airlines, and Ethiopian Air have been found to have the cheapest prices from Washington, D.C. Dulles Intl Airport. Here are some options available: Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Johannesburg OR Tambo (R13 933). United Airlines flights from Washington, D.C. Dulles Intl Airport to Johannesburg OR Tambo (R16 125). Ethiopian Air flights from Washington, D.C. Dulles Intl Airport to Johannesburg OR Tambo (R16 561).

  • What is the cheapest premium economy flight from Washington, D.C. Dulles Intl Airport?

    Premium economy can provide you with benefits such as more leg room and ideal seating locations without the price tag of a business class flight. Some of the cheapest premium economy flight options from Washington, D.C. Dulles Intl Airport are below:
    Washington, D.C. Dulles Intl to Vienna from R24 662
    Washington, D.C. Dulles Intl to London Heathrow Airport from R26 019

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

    January is currently the cheapest month to fly from Washington, D.C. Dulles Intl Airport. At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Washington, D.C. Dulles Intl Airport?

    Check out the cheapest flights from Washington, D.C. Dulles Intl Airport to embark to:
    Travel from Washington, D.C. to Cape Town from R12 161 round trip
    Travel from Washington, D.C. to Johannesburg from R12 539 round trip

  • How does Cheapflights help users find flights from Dulles Intl?

    Cheapflights makes it easy to find flights from Dulles Intl by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

  • Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Dulles Intl.

  • Can Cheapflights find flights from Dulles Intl with no change fees?

    Certainly. Search results for flights from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Dulles Intl today and book when you’re ready!

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How does Cheapflights help users find flights from Dulles Intl?

Cheapflights makes it easy to find flights from Dulles Intl by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Dulles Intl.

Can Cheapflights find flights from Dulles Intl with no change fees?

Certainly. Search results for flights from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Dulles Intl today and book when you’re ready!

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