Washington Dulles to Istanbul (IAD → IST). We are tracking 12 fares on this route.
Cheapest tracked fare $344 · typical price $705 · you save about $361 (51%)
Cheapest fares we're tracking
Airline
Departs
Stops
Price
Saudia
2026-11-28
1 stop
$344
Saudia
2026-11-25
1 stop
$352
Icelandair
2026-10-02
3 stops
$357
Icelandair
2026-10-12
3 stops
$362
Icelandair
2026-10-11
3 stops
$369
Lufthansa
2026-12-27
1 stop
$372
Frontier Airlines
2026-10-10
2 stops
$383
Lufthansa
2026-11-23
1 stop
$389
Icelandair
2026-09-07
2 stops
$402
Icelandair
2026-10-03
2 stops
$410
Saudia
2026-09-27
1 stop
$448
Qatar Airways
2026-09-04
1 stop
$511
Could you save more?
The airport you were going to fly from is often not the cheapest one. Compare every airport in a region against each other, or check whether a multi-day stopover beats the direct fare.
How cheap can flights from Washington Dulles to Istanbul get?
The cheapest fare we have tracked on this route is $344, compared with a typical $705 for a trip of this distance.
Is it cheaper to fly to Istanbul from a different airport?
Often, yes. Fares out of secondary airports are frequently cheaper than the obvious hub, but they are the ones most likely to be missing from a normal search. Our reverse search compares every airport in a region against each other so the cheaper departure point is not hidden.
Could a stopover make Washington Dulles to Istanbul cheaper?
Sometimes. On thin long-haul routes a two-leg trip with a multi-day stopover can beat the direct fare, and occasionally a direct fare is not sold at all. Our detour search prices those routings against the direct flight.