Shares of US airlines show little reaction after Americans alerted about traveling in Europe

US airline stocks unaffected by terror alert

NEW YORK — Shares of U.S. airlines were unaffected by the Obama administration’s alert to Americans living in or traveling to Europe to be vigilant because of the threat of terrorism.

The major U.S. airlines that fly passengers to Europe have indicated that it’s been business as usual since the alert was issued Sunday morning. United, Continental and Delta said they didn’t experience any related cancellations or delays.

In morning trading, the new United Continental Holdings Inc. fell 10 cents to $24.60. United and Continental officially combined on Friday to create the world’s biggest airline. Delta Air Lines Inc., which had been No. 1, fell 22 cents to $11.79.

American Airlines parent AMR Corp. lost 5 cents to hit $6.15.