Revenue rises faster than passenger traffic
Major U.S. airlines are favoring higher ticket revenue over filling every available seat as elevated jet-fuel costs pressure earnings. Delta, United, American, Southwest and Alaska generated nearly $8.8 billion more passenger revenue in the third quarter than a year earlier, an increase of about 18 percent, while passenger traffic grew by less than 1 percent, Reuters reported.
The pattern reflects higher fares, a greater emphasis on premium products and deliberate limits on discounted capacity. Average U.S. airfares rose nearly 23 percent from a year earlier during the seven months through September, compared with a 3.6 percent average rise in overall consumer prices. Travelers are therefore contributing more revenue even as airports handle fewer passengers.
Fuel changes the calculation
Jet-fuel prices have risen roughly 90 percent since the U.S.-Israeli war with Iran began in February. Gulf Coast spot jet fuel climbed from $2.43 a gallon before the conflict to $4.63 on October 20, according to Energy Information Administration data cited by Reuters. Fuel is one of an airline’s largest variable expenses, so a sustained increase can overwhelm revenue gains.
Delta and Southwest have cut annual earnings forecasts, while American expects a full-year loss despite stronger passenger revenue. Instead of offering broad discounts to raise occupancy, carriers are trying to protect the amount collected for each mile flown. That can leave more seats empty, but the remaining passengers may generate enough additional revenue to improve the economics of a flight.
Travelers may become more selective
There are signs that consumers are responding. The Transportation Security Administration screened 2.9 percent fewer passengers during the third quarter than a year earlier. United reported a 1.3-percentage-point decline in its leisure load factor, and American’s planes also flew less full while passenger yield rose more than 18 percent.
For travelers, the strategy makes flexibility more valuable. Comparing nearby airports, shifting a trip by a day, checking separate one-way tickets and booking before the most popular periods may reveal better prices. Those steps cannot eliminate a broad fare increase, but they can reduce exposure to the flights where airlines have the strongest pricing power.
Comparisons should include the entire itinerary rather than the displayed fare alone. Checked bags, seat assignments, airport transportation and change restrictions can erase an apparent saving. Premium cabins may also behave differently from economy seats because airlines are relying more heavily on higher-spending travelers. A route with fewer departures can carry an additional cost if a cancellation leaves limited same-day alternatives.
The next test arrives in 2027
Industry schedules point to domestic capacity growing 3 percent in the fourth quarter and 3.8 percent in the first quarter of 2027, after only 0.2 percent growth in the third quarter. More seats usually increase competition, which can make it harder to maintain higher fares. Airlines may respond by cutting planned flights if those schedules no longer cover fuel and operating costs.
The balance is delicate. Restricting capacity can support prices but raise the operating cost per seat, while repeated fare increases may suppress demand. Travelers should expect pricing to remain firm while fuel stays high, with the best opportunities likely on routes where multiple carriers add service or compete for the same passengers. Monitoring several booking dates can reveal when that competition begins.
Source: Reuters analysis of airline results, schedules and federal data. Reporting reviewed October 23, 2026.