The phrase "airlines fighting" is correct and usable in written English.
It can be used in contexts discussing competition or disputes between airlines, such as pricing wars or service disagreements.
Example: "The recent news highlighted airlines fighting over customer loyalty with aggressive marketing strategies."
Alternatives: "airlines competing" or "airlines clashing".
[C2.] Airlines Compete for China Routes Five United States airlines are fighting for the right to offer two daily round trips from a major American city to Shanghai or another large city in China.
While hotels and airlines are fighting over these corporate accounts, the travelers themselves are not entirely out of the woods, said Ron DiLeo, the executive director of the Association of Corporate Travel Executives.
Claims from the two Malaysia Airlines crashes, fighting at Tripoli airport, and tragedies including the loss of an AirAsia plane off the coast of Indonesia in December left the 327-year-old City institution facing £310m in payouts.
With exclusive new figures showing a rise in drink-related incidents and arrests, Tina asks how some airlines are fighting the problem and meets the Majorcan official sick of Brits arriving on her island already drunk.
1% customers: Airlines are fighting over the wealthy passengers at LAX.
With petrol prices blissfully low, airline companies fighting over fares and a general sense of economic well-being, everything looks rosy.
The man of steely calm the public heard on cockpit recordings - Sullenberger flatly informing air traffic controllers, "We're going to be in the Hudson" - in reality was a staggered airline captain fighting to stay focused after a flock of ill-fated birds deadened both engines a few minutes after takeoff on 15 January, he told Katie Couric.
Airlines have been fighting the fees charged by reservation systems.
The reason for all this is the global economic crisis, which has left airlines and hotels fighting for pieces of a shrinking business travel pie.
