U.S. aviation fuel prices climbed for the fourth consecutive month in October, with JET A continuing to outpace 100LL nationwide.
JET A Full Service prices continued their upward climb in October, reaching a national average of $8.66, up $0.30 (3.6%) from September. Excluding Alaska and Hawaii, the Lower-48 average reached $8.60, an increase of $0.29 (3.5%).
The national average for 100LL Full Service reached $7.85 in October, gaining $0.10 (1.3%) from September. Self Service rose $0.15 (2.3%) to $6.82, offering approximately 13% savings compared to Full Service, down slightly from 14% in September.
Alternative aviation fuels also moved higher in October. UL94 Self Service increased $0.19 (2.5%) to $7.87, while MOGAS climbed $0.17 (3.1%) to $5.79. Availability for both fuels remains limited and varies considerably by region.
National aviation fuel prices climbed again in October, with JET A and 100LL Full Service both setting new six-month highs. Since May, JET A Full Service has climbed $0.59 (7.3%), from $8.07 to $8.66, while 100LL Full Service has increased $0.36 (4.8%), from $7.49 to $7.85. Following a brief decline in June, prices rose steadily through October, marking four consecutive months of increases for both fuels. JET A recorded the stronger growth over the six-month period, a pattern also reflected in the longer-term figures. Since February, JET A Full Service has risen 35.1%, compared to 22.1% for 100LL Full Service.
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This report summarizes U.S. aviation fuel price trends for October 2026, based on pricing data collected directly by iFlightPlanner from 3,367 fixed base operators (FBOs) and fuel service providers (FSPs) across the United States. All prices reflect reported retail prices at the time of confirmation. This data is distributed to leading aviation organizations and platforms, including the Aircraft Owners and Pilots Association (AOPA), AeroQuote, Hamilton AI, SkyVector, PilotGPT, SurfOS, CharterHub, and more.
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