Washington, D.C. to Honolulu

Honolulu usually costs around $785 round trip from Washington DC, and Southwest just dropped it to $430, a 45% discount and just $11 above the lowest fare we've ever tracked on this route. It's a nonstop flight on a reputable carrier, with availability over the coming months for a Hawaii trip that normally runs $700 or more. At this price point, Hawaii is one of the most bookable long-haul deals we see all year.