Popular in | March |
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Cheapest in | August |
Average price | $123 |
Round-trip from | $234 |
It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Johnstown to Washington, D.C. Dulles Intl Airport as you normally would.
WAS Temperature | 35.6 - 80.6 °F |
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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 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).
Airline | Cheapest | Average | Flexibility | On-time |
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United Airlines | Cheapest$93 | Average$114 | FlexibilityNo cancel fee | On-time69% |
0%of flight departures | Early morningMidnight to 6 am |
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100%of flight departures | Morning6 am to noon |
0%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Sunday | 1daily flight |
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Monday | 1daily flight |
Tuesday | 1daily flight |
Wednesday | 1daily flight |
Thursday | 1daily flight |
Friday | 1daily flight |
Saturday | 1daily flight |