Detour Flights

Cheap flights to Washington Dulles

We are tracking 248 fares into Washington Dulles (IAD) from 34 departure airports.

Cheapest tracked fare $19  ·  about $58 below the typical price for that distance

Cheapest fares we're tracking

FromDepartsStopsPrice
Atlanta (ATL)2026-10-21Direct$19
Dallas-Fort Worth (DFW)2026-10-21Direct$19
Miami (MIA)2026-12-01Direct$19
Atlanta (ATL)2026-12-01Direct$23
Atlanta (ATL)2027-01-12Direct$23
Atlanta (ATL)2027-02-03Direct$23
Atlanta (ATL)2026-10-28Direct$23
Atlanta (ATL)2026-11-11Direct$23
Orlando (MCO)2026-10-31Direct$28
Orlando (MCO)2027-01-21Direct$29
New Orleans (MSY)2026-10-241 stop$33
Atlanta (ATL)2027-01-29Direct$37
New Orleans (MSY)2026-11-171 stop$37
Fort Lauderdale (FLL)2026-11-07Direct$38
Atlanta (ATL)2026-10-29Direct$40
Atlanta (ATL)2026-11-02Direct$40
Atlanta (ATL)2026-11-04Direct$40
Atlanta (ATL)2026-12-02Direct$40
Atlanta (ATL)2027-01-07Direct$40
Atlanta (ATL)2027-01-13Direct$40

Popular departure airports

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Compare every airport, not just this one

Pin one end of your trip and let a whole region compete for the other. The cheapest airport is often not the one you were going to use.

Find my cheapest airport

Common questions

Which airports have cheap flights to Washington Dulles?
We are currently tracking 248 fares into Washington Dulles from 34 departure airports, listed cheapest first above.
Is Washington Dulles the cheapest airport for this trip?
Not always. Cached fare feeds cover big hubs densely and secondary airports sparsely, so a cheaper nearby airport is often simply missing from a normal search rather than more expensive. Our reverse search prices a whole region's airports against each other to surface it.