$391 Cheap Singapore Airlines flights Seattle (SEA) to Dhaka (DAC)

Scoring cheap one-way Singapore Airlines flights from SEA to DAC from $391 on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares from $771 for your next adventure.**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.

August is one of the most affordable months to travel to Dhaka with Singapore Airlines. You could also find fantastic deals on one-way and return fares in March.

Start your search for Singapore Airlines flights from SEA to DAC about one month before you want to go. The cheapest time to book an international flight is usually 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your fare class or itinerary, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**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.

Simply enter your dates, press search and select “Nonstop” on Expedia to find any direct flights from SEA to DAC with Singapore Airlines or another airline.

Browse Singapore Airlines’s earliest flights from SEA to DAC by selecting the “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures are also 20% less likely to be canceled.**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.

Shahjalal Intl. Airport (DAC) is the main Dhaka hub for Singapore Airlines flights from Seattle - Tacoma Intl. Airport (SEA).

Singapore Airlines allows passengers to bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 31 inches x 29 inches x 78 inches on standard economy flights from SEA to DAC. You can also bring 2 cabin bags with you in the cabin. This carry-on luggage must not exceed 45 inches and weigh no more than 15 lb. Baggage allowances can differ depending on the cabin class and fare type, so check your booking or Singapore Airlines’s website to avoid any unexpected fees at the airport.

Flying from SEA to DAC with Singapore Airlines comes with a range of perks, such as an excellent in-flight experience and top-tier customer service. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That’s in addition to the Singapore Airlines KrisFlyer points you can earn with Singapore Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making your booking, but your airline may charge you after that. For further details about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your plans without being charged, apply the “Changes included” and “No cancel fee” filters when organizing your next escape.