Delta and United have lower fares to India in upper $600s and low $700s than current ticket prices from New York (upper $700s/low $800s), even though these flight itineraries starting in D.C. primarily connect to flights departing and arriving in New York. There is wide open availability from September to May 15, 2017, except for the period from Thanksgiving week through December.
KLM (all KL operated flights)
Washington Dulles IAD – Amsterdam AMS – New Delhi, India DEL – AMS – IAD
Delta/KLM Washington National DCA – New York JFK (DL) – Amsterdam AMS (KL) – Delhi DEL (KL) – AMS (KL) – JFK (DL) – DCA
Washington IAD – Zurich ZRH (UA) – Delhi DEL (LX) – Zurich ZRH (LX) – IAD (UA)
United Airlines (all UA operated flights)
Washington National DCA – Newark EWR – Mumbai BOM – EWR – DCA
Loyalty Traveler – Hotel Promotions Guide
Hotel loyalty program points and miles promotions for Best Western Rewards, Club Carlson, Choice Privileges, Hilton HHonors, Hyatt Gold Passport, IHG Rewards Club, Marriott Rewards, Ritz Carlton Rewards, Starwood Preferred Guest and Wyndham Rewards.