>> Remember that airlines are forced to make good financial decisions, or they'll go bankrupt.

List of airlines that have gone bankrupt, US only:

Aero Sun International

Aero Virgin Islands

Aeroamerica

Air Bahia

Air Canada

Air Kentucky

Air Midwest

Air Pennsylvania

Air South

Aloha Airlines (three times)

Altair Airlines

America West Airlines

American Airlines

American Trans Air (ATA)

Arrow Air

Astec Air East

ATA Airlines

Avianca

Big Sky

Braniff International

Cochise Airlines

Comair

Connectaire

Continental Airlines

Coral Air

Delta Air Lines

Direct Air

Dynamic International Airways

Eastern Airlines

Eastwind Airlines

Eos Airlines

Evergreen International Airlines

Excellair

Flash Airlines

Florida Airlines

Frontier Airlines (twice)

Gemini Air Cargo

Golden Gate Airlines

Independence Air

Indiana Airlines

Island Air (Hawaii)

L’Express

LANICA

LATAM Airlines Group

Maxjet Airways

Mesa Airlines

Mexicana

Miami Air

Midway Airlines (twice)

Mountain West Airlines-Idaho

National Airlines

National Florida Airlines

New York Airways

Northcoast Executive

Northwest Airlines

Oceanaire Lines

Pacific Coast Airlines

Pan American World Airways

Partnair

PenAir

Pinehurst Airlines

Pinnacle Airlines

Primaris Airlines

Princeton Air Link

Ravn Alaska

Republic Airways Holding

Ryan International Airlines

SeaPort Airlines

Silver State Airlines

Skybus Airlines

Southeast Airlines

Southern Air

Sun Country Airlines (three times)

Swift Aire Lines

Tejas Airlines

Trans World Airlines

TransMeridian Airlines

United Airlines

US Airways (twice)

Will's Air

-- https://en.wikipedia.org/wiki/List_of_airline_bankruptcies_i...