Allegiant Air flights to Washington D.C.

Travellers and cabin class

The best Allegiant Air flight deals to Washington D.C.

Looking for a last minute deal or the best direct flight? Find the biggest savings on one-way and return trips to Washington D.C. with Allegiant Air.

Find which Washington D.C. airports Allegiant Air flies to

Compare routes to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier.

Flying to Washington D.C. with Allegiant Air

The things to know before you go.
Cheapest month to flyNovember

Flying to Washington D.C. with Allegiant Air: FAQs

The average Allegiant Air flight time from Ireland to Washington D.C. is 8 hours and 5 minutes.
At the moment, Aer Lingus, American Airlines, British Airways, Air Canada and United all fly to Washington D.C. too.
Allegiant Air currently also flies to Orlando Sanford, St. Pete–Clearwater International and Punta Gorda.