Route brief · WAS → PRG
Washington → Prague
$721
round-trip · too little price history on this route to compare
May 6 '27 – May 28 '27 · 22 nights
Turkish Airlines1 stop
Cached fare — the booking search re-prices live before you pay.
Destination briefPRGPragueA fairy-tale skyline priced like a spreadsheet error — Central Europe’s best value, full stop.Best windowApr–Jun · Sep–OctAirportsVáclav Havel (PRG)All routes into PragueWhen this route gets cheap.
Best time to be in Prague: Apr–Jun · Sep–Oct. Fare history for this route is still thin, so we make no seasonal call yet.
The cheapest itinerary we are tracking makes one stop and takes about 12.5 hours outbound, on a 22-night trip — ticketed under Turkish Airlines, which on a connecting fare need not operate every leg. At $721 for 6,900 km each way, that works out to about $52 per 1,000 km flown. That is above the $44 typical of long-haul fares here. Across the 11 departure cities we track at a similar distance from Prague, this fare ranks 5th — 36% above the $531 from Bangkok. For context, the middle fare among the 32 routes of similar length we watch out of Washington is $664. We have 2 months of cached prices for this route so far — not enough to call a fare cheap or expensive, so we publish the price without a percentage.
The one day we hold a cached fare for
Tap a date → live search
The median cached fare across this calendar is 35% higher than when tracking began on Aug 8 — $839 then versus $1,131 now, across 6 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $539, on Sep 18.
These are the only days we have a cached price for on this route so far — not the only days it flies. The search above covers any date.
Route facts
- Airports
- Dulles (IAD) · Reagan National (DCA) · Baltimore (BWI) ↔ Václav Havel (PRG)
- Flight time
- ~12.5 hours outbound
- Distance
- ~6,900 km each way
- Airlines on the board
- Turkish Airlines
- Itineraries
- Connections on current fares
- Best months to visit
- Apr–Jun · Sep–Oct
WAS → PRG, answered.
How far in advance should I book WAS → Prague?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. See /guides/what-moves-a-flight-price/ for the levers we can measure.
Are there nonstop flights from Washington to Prague?
The current cheapest fares involve a connection, ticketed under Turkish Airlines. Nonstop options exist on many dates at higher prices — check the live search for your exact dates.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Prague?
Lock the flight first — then compare stays for May 6 '27 – May 28 '27 · 22 nights.
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Missed it?
Cached fares expire. This route has a feed of its own — follow it and the next WAS → PRG drop reaches you as soon as we find it.
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