Currently, the most affordable month to book a United Airlines flight from Johannesburg OR Tambo Airport to Washington, D.C. Dulles Intl Airport in February, with an average price of R806. Conversely, traveling with United Airlines from Johannesburg OR Tambo Airport to Washington, D.C. Dulles Intl Airport in June will be the most expensive, with an average cost of R1 022. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
R15 617
February
R14 687
March
R15 690
April
R15 762
May
R15 781
June
R18 623
July
R17 931
August
R17 931
September
R14 924
October
R14 961
November
R14 997
December
R16 491
WAS Temperature | 2 - 27 °C |
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If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).
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