The U.S. Department of Transportation (DOT) requires airlines to provide information on their website about how to file complaints with the airline electronically and by postal mail. Here is the contact information for U.S. scheduled passenger airlines that are required to report revenue information to DOT.
Air Wisconsin
Air Wisconsin Airlines Corporation
W6390 Challenger Drive, Suite 203
Appleton, WI 54914
AirTran Airways
Handled by Southwest Airlines; see that carrier’s listing
Alaska Airlines
Alaska Airlines
P.O. Box 68900
Seattle, WA 98168
Attn.: Customer Relations
Allegiant Airlines
www.allegiantair.com/contactus
Allegiant Air
Customer Relations Department
8360 S. Durango Dr.
Las Vegas, NV 89113
American Airlines
American Airlines
Customer Relations
Mail Drop 2400
P.O. Box 619612
Dallas/Ft. Worth Airport, TX 75261-9612
Chautauqua Airlines
Handled by Republic Airways; see that carrier’s listing
Compass Airlines
Handled by Delta Air Lines; see that carrier’s listing.
Delta Air Lines
Customer Care
Delta Air Lines
P.O. Box 20980
Department 980
Atlanta, GA 30320-2980
Endeavor Air (wholly owned subsidiary of Delta Air Lines)
www.delta.com/contactus/pages/comment_complaint/index.jsp
Endeavor Air
7500 Airline Drive
Minneapolis, MN 55450-1101
Envoy Air
Handled by American Airlines; see that carrier’s listing.
ExpressJet
www.expressjet.com/contact/customer-service-contact/
ExpressJet
100 Hartsfield Center Pkwy
Suite 700
Atlanta, GA 30354
Frontier Airlines
www.flyfrontier.com/customer-service/contact-us#customerrelations
Frontier Airlines, Inc.
Attn: Customer Relations
7001 Tower Road
Denver, CO 80249-7312
GoJet Airlines
www.gojetairlines.com/index.php?option=com_content&task=view&id=20&Itemid=34
GoJet Airlines, LLC.
11495 Navaid Road Suite 303
Bridgeton, MO 63044
Hawaiian Airlines
Hawaiian Airlines
P.O. Box 30008
Honolulu, HI 96820
Horizon Air
Handled by Alaska Airlines; see that carrier’s listing.
JetBlue Airways
www.jetblue.com/contact-us/email/
JetBlue Airways
P.O. Box 17435
Salt Lake City, UT 84117
Mesa Air Group
www.mesa-air.com/contactus.asp
Mesa Air Group, Inc.
410 N. 44th Street, Ste. 700
Phoenix, AZ 85008
PSA Airlines
Handled by US Airways; see that carrier’s listing.
Republic Airways
www.rjet.com/en/Flying_with_us/Feedback.aspx
Republic Airways Holding
8909 Purdue Road, Suite 300
Indianapolis, IN 46268
Shuttle America
Handled by Republic Airways; see that carrier’s listing.
SkyWest Airlines
www.skywest.com/contact-skywest/#customer-service
SkyWest Airlines
444 South River Road
St. George, Utah 84790
Southwest Airlines
Southwest Airlines
P.O. Box 36647-1CR
Dallas, Texas 75235
Spirit Airlines
www.spirit.com/content/documents/en-us/Contract_of_Carriage.pdf, pp. 42-43
Customer Relations
Spirit Air
2800 Executive Way
Miramar, FL 33025
Sun Country Airlines
http://book.suncountry.com/SCA/hometools/contactEmail.jsf
Sun Country Airlines
Customer Service
1300 Mendota Heights Road
Mendota Heights, MN 55120
United Airlines
Customer Relations
United Airlines
P.O. Box 4607, NHCCR
Houston, TX 77210-4607
US Airways
www.usairways.com/en-US/contact/customer_relations.html
Customer Relations
US Airways
4000 E. Sky Harbor Blvd.
Phoenix, AZ 85034
Virgin America
https://virginamerica.custhelp.com/
Virgin America Airlines
555 Airport Blvd., Suite 500
Burlingame, CA 94010