Cheapest return flights from Singapore to Seattle in June from $756

Best time to book flights for Singapore (SIN) to Seattle (SEA) flights at AirHint

AirHint found the following cheapest return flights from Singapore (SIN) to Seattle (SEA) in June 2025 (see full year).

Return flights

03 Jun - 10 Jun STARLUX Airlines
08 Jun - 06 Jul STARLUX Airlines
14 Jun - 21 Jun STARLUX Airlines
17 Jun - 21 Jun STARLUX Airlines
10 Jun - 08 Jul STARLUX Airlines
11 Jun - 17 Jun STARLUX Airlines
10 Jun - 30 Jun STARLUX Airlines
08 Jun - 28 Jun STARLUX Airlines
05 Jun - 23 Jun STARLUX Airlines
06 Jun - 15 Jun STARLUX Airlines
12 Jun - 03 Jul STARLUX Airlines
10 Jun - 04 Jul STARLUX Airlines
12 Jun - 17 Jun STARLUX Airlines
08 Jun - 15 Jun STARLUX Airlines
07 Jun - 01 Jul STARLUX Airlines
28 Jun - 08 Jul STARLUX Airlines
26 Jun - 08 Jul STARLUX Airlines
26 Jun - 07 Jul STARLUX Airlines
27 Jun - 08 Jul STARLUX Airlines
13 Jun - 03 Jul STARLUX Airlines

Also check the deals for one-way flights from Singapore to Seattle in June.

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 Seattle

Cheap car rent in Seattle