Circle K Gas Prices in Seattle, WA
Updated April 5, 2026 — Prices updated regularly from EIA data
Circle K Regular Unleaded — Est. price in Seattle
About Circle K Fuel
Circle K is one of the fastest-growing convenience store and fuel station chains in North America, with thousands of locations across the United States. Circle K leverages high-volume fuel sales and purchasing scale to offer competitive prices below the local market average. The chain is particularly prevalent in the Southeast, Southwest, and Midwest markets.
Circle K Loyalty Program
Circle K Inner Circle rewards program offers new members up to 30 cents per gallon in fuel discounts during the first 30 days. Earn ongoing fuel credits and free items with every purchase through the app.
Brand Price Comparison in Seattle
| Brand | Est. Price | vs. Circle K |
|---|---|---|
| Costco | $3.62 | $-0.13 |
| Speedway | $3.74 | $-0.01 |
| Circle K THIS PAGE | $3.75 | — |
| Sunoco | $3.78 | +$0.03 |
| Marathon | $3.79 | +$0.04 |
| BP | $3.81 | +$0.06 |
| Mobil | $3.82 | +$0.07 |
| Exxon | $3.83 | +$0.08 |
| Shell | $3.85 | +$0.10 |
| Chevron | $3.87 | +$0.12 |
Circle K Prices in Nearby Cities
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