Seatac Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Month Ago Avg. | $5.63 | $5.46 | $5.51 | $5.57 | - |
Highest Recorded Average Gas Price In Seatac Year to Date
| Price | Date | |
|---|---|---|
| Diesel | $5.57 | 08/04/26 |
| Regular | $5.63 | 10/06/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Seatac
Chevron in Seatac (16402 Military Rd S)
16402 Military Rd S, Seatac, Washington,
$5.09
Oct 23, 2026
0¢ Cashback
Chevron in Seatac (16402 Military Rd S)
16402 Military Rd SSeatacWashington98188USA
Chevron in Seatac (15804 Des Moines Way S )
15804 Des Moines Way S , Seatac, Washington,
$5.39
Oct 23, 2026
0¢ Cashback
Chevron in Seatac (15804 Des Moines Way S )
15804 Des Moines Way S SeatacWashington98148USA
Find Cheap Gas Prices By State
Click on the state to view the State details
Gas Data Methodology
The fuel prices published in this guide are based on the results of research completed by Way.com’s data team. Using a mix of external and internal data, we analyzed millions of prices across U.S. ZIP codes and globally.