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 is the cheapest time of day to fly from HLA to WAS?

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

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

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

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

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

Yes. Cheapflights offers flight deals from Lanseria 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.

$692+ Cheap Flights from Johannesburg Lanseria Airport to Washington, D.C.

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

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One-way

Cheapest flights from Lanseria to Washington, D.C.
Explore the most affordable flight options available from Lanseria to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

Sun 6/148:45 am

HLA

IAD

2 stops29h 55m

Multiple Airlines

Sat 7/410:55 am

IAD

HLA

2 stops29h 10m

Multiple Airlines

Deal found 2/5

$6,276

One-way flights from Lanseria to Washington, D.C.
Search for one-way flight options from Lanseria to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.

Mon 3/911:30 am

HLA

IAD

3 stops43h 01m

Multiple Airlines

Deal found 2/5

$692

Wed 3/189:40 am

HLA

IAD

3 stops33h 05m

Multiple Airlines

Deal found 2/8

$710

Sun 3/85:55 am

HLA

IAD

3 stops48h 36m

Multiple Airlines

Deal found 2/5

$714

Fri 3/69:40 am

HLA

IAD

3 stops33h 05m

Multiple Airlines

Deal found 2/5

$715

Mon 2/169:00 am

HLA

IAD

2 stops33h 45m

Multiple Airlines

Deal found 2/8

$777

Thu 3/197:00 am

HLA

IAD

2 stops35h 45m

Multiple Airlines

Deal found 2/5

$840

Sat 3/75:55 am

HLA

IAD

2 stops33h 05m

Multiple Airlines

Deal found 2/5

$921

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

Round-trip from	$6,276 (Expedia)
One-way from	$692 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$891

From Johannesburg Lanseria to Washington, D.C. (WAS)

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One-way flight from Johannesburg Lanseria to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 4% potential increase in price ($46 potential increase over avg. RT price).

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Cheapest flight prices on average. 0% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in February 2026

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Sun 6/14

8:45 am-8:40 am

2 stops29h 55m

Washington, D.C. Dulles Intl

Sat 7/4

10:55 am-10:05 pm

2 stops29h 10m

$6,276

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Mon 3/9

11:30 am-12:31 am

3 stops43h 01m

$692

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Wed 3/18

9:40 am-12:45 pm

3 stops33h 05m

$710

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Sun 3/8

5:55 am-11:31 pm

3 stops48h 36m

$714

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Fri 3/6

9:40 am-11:45 am

3 stops33h 05m

$715

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Mon 2/16

9:00 am-11:45 am

2 stops33h 45m

$777

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Thu 3/19

7:00 am-12:45 pm

2 stops35h 45m

$840

JohannesburgWashington, D.C.

HLA - IAD

HLAIAD

Johannesburg Lanseria

Sat 3/7

5:55 am-8:00 am

2 stops33h 05m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

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

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

HLA-WAS

HLA-IAD

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 Johannesburg Lanseria Airport to Washington, D.C.

HLA-WAS

HLA-IAD

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

Related info for your journey

Can I find deals for flights from Lanseria to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Lanseria to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lanseria 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 Lanseria to Washington, D.C..
Can I find deals for business class flights from Lanseria to Washington, D.C.?
Yes. Cheapflights offers flight deals from Lanseria 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.

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$692+ Cheap flights from Lanseria (HLA) to Washington, D.C. (WAS)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.

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

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

Cheapest flights from Lanseria to Washington, D.C.Explore the most affordable flight options available from Lanseria to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

Explore the most affordable flight options available from Lanseria to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

Best flights from Lanseria to Washington, D.C.Discover carefully curated flight deals from Lanseria to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.

Discover carefully curated flight deals from Lanseria to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.

One-way flights from Lanseria to Washington, D.C.Search for one-way flight options from Lanseria to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.

Search for one-way flight options from Lanseria to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.

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

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

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Cheapflights Insights

Everything you need to know about your flight from Johannesburg Lanseria Airport to Washington, D.C.

Related info for your journey

Find useful and relevant information for your journey from Lanseria 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.

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

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

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

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

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Alternative routes for Lanseria to Washington, D.C.

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Search flights from Lanseria to Washington, D.C. by cabin class

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Lanseria and Washington, D.C. flights

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Cheapest flights from Lanseria to Washington, D.C.
Explore the most affordable flight options available from Lanseria to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

Best flights from Lanseria to Washington, D.C.
Discover carefully curated flight deals from Lanseria to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.

One-way flights from Lanseria to Washington, D.C.
Search for one-way flight options from Lanseria to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.