$139 Cheap Air India flights Singapore (SIN) to Thiruvananthapuram (TRV)

Landing cheap one-way Air India flights from SIN to TRV from $139 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $221 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find affordable flights from SIN to TRV with Air India, begin your search about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

To find the earliest departures from SIN to TRV with Air India, filter your search by "Early Morning" and "Morning." Booking an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Depart from SIN to TRV with Air India and enjoy a range of benefits including a rewarding loyalty program. When booking through Expedia as an Air India Flying Returns and One Key™ member, you may also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.