AirHint found the following cheapest return flights from Washington (DCA) to Delhi (DEL) in April 2026 (see full year).

Return flights

08 Apr - 27 Apr	Virgin Atlantic
08 Apr - 28 Apr	Virgin Atlantic
17 Apr - 09 May	Air Canada
08 Apr - 15 Apr	Air India
04 Apr - 20 Apr	United
11 Apr - 27 Apr	United
01 Apr - 08 Apr	Air India
02 Apr - 09 Apr	Air India
06 Apr - 13 Apr	Air India
09 Apr - 16 Apr	Air India
16 Apr - 03 May	Virgin Atlantic
20 Apr - 30 Apr	British Airways
06 Apr - 06 May	Air India
26 Apr - 08 May	Air India
13 Apr - 17 May	British Airways
10 Apr - 10 May	American Airlines
01 Apr - 13 May	British Airways

Also check the deals for one-way flights from Washington to Delhi in April.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Delhi

Cheap car rent in Delhi

Cheapest return flights from Washington to Delhi in April from $769

Return flights