Seatac Average Gas Price
| Regular | Mid-Grade | Premium | Diesel | E85 | |
|---|---|---|---|---|---|
| Week Ago Avg. | $4.98 | $5.26 | $5.37 | $5.08 | - |
| Month Ago Avg. | $4.98 | $5.26 | $5.37 | $5.08 | - |
Highest Recorded Average Gas Price In Seatac Year to Date
| Price | Date | |
|---|---|---|
| Regular | $4.98 | 01/03/26 |
| Diesel | $5.08 | 01/05/26 |
Top 10 Gas Stations & Cheap Fuel Prices in Seatac
Chevron in Seatac (19923 International Blvd)
19923 International Blvd, Seatac, Washington,
$4.99
Jan 21, 2026
0¢ Cashback
Chevron in Seatac (16402 Military Rd S)
16402 Military Rd S, Seatac, Washington,
$5.09
Jan 21, 2026
0¢ Cashback
Chevron in Seatac (15804 Des Moines Way S )
15804 Des Moines Way S , Seatac, Washington,
$5.39
Jan 21, 2026
0¢ Cashback
76 in Seatac (19924 International Blvd)
19924 International Blvd, Seatac, Washington,
$5.69
Jan 21, 2026
3¢ Cashback
76 in Seatac (4603 S 188th St)
4603 S 188th St, Seatac, Washington,
$5.69
Jan 21, 2026
0¢ Cashback
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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.