Cheapest return flights from Washington to Sofia in March from 556€

Best time to book flights for Washington (IAD) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Sofia (SOF) in March 2025 (see full year).

Return flights

17 Mar - 31 Mar British Airways
19 Mar - 27 Mar KLM
21 Mar - 27 Mar KLM
19 Mar - 26 Mar KLM
20 Mar - 27 Mar KLM
20 Mar - 25 Mar KLM
20 Mar - 26 Mar KLM
19 Mar - 25 Mar KLM
25 Mar - 01 Apr United
27 Mar - 03 Apr United
17 Mar - 24 Mar United
11 Mar - 22 Mar United
31 Mar - 07 Apr United
30 Mar - 26 Apr KLM
27 Mar - 10 Apr KLM
31 Mar - 26 Apr KLM
29 Mar - 05 Apr United

Also check the deals for one-way flights from Washington to Sofia in March.

Skyscanner

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 Sofia

Cheap car rent in Sofia