Are there nonstop flights from Saint John (YSJ) to Washington (DCA)?

No. The fastest connection is via Montréal, about 2h 38m of total flying time.

What is the fastest connection from Saint John (YSJ) to Washington (DCA)?

via Montréal ≈ 2h 38m, via Halifax ≈ 2h 46m, via Toronto ≈ 2h 59m (estimated flying time, excluding layovers).

Saint John Airport (YSJ) to Ronald Reagan Washington National Airport (DCA)・1,166 km

No nonstop flights. The fastest connection is via Montréal (YUL), about 2h 38m of flying time (layover not included).

None.

3 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.