So what Airline investors are on pins and needles watching to see if high fuel prices, inflation, and other issues will disrupt what is expected to be a strong summer travel season. United held its adjusted operating margin guidance steady at 10%, an indication that it has been able to offset fuel costs with higher ticket prices. The good news is a strong summer season should give the airlines the wherewithal to withstand any additional headwinds, be it a new wave of the pandemic, or a recession.