cwsi.net - for frequent fliers

Our mission is to provide best in-class information and capabilities for frequent flyers.  We offer charts and tools to help frequent flyers understand air fare codes, upgrade priority, airline miles calculations, airline routes, and more. 

Fare Code Charts
Airline fare codes are a way for airlines to differentiate between class of service, cost of ticket, award ticket, etc. and they differ greatly among each airline. 

American Airlines- Fare code descriptions for American Airlines
Continental Airlines
- Fare code descriptions for Continental Airlines
Delta Airlines - Fare code descriptions for Delta Airlines
United Airlines - Fare code descriptions for United Airlines
US Airways - Fare code descriptions for US Airways

Tools
Various tools and calculators.  You can find out things like airlines that operate between airports or your Medallion Priority upgrade status.

ABA - Airlines By Airport (ABA) shows you which airlines operate from an aiport using its three letter IATA airport code.
ABAP - Airlines By Airport Pair (ABAP) shows you which airlines operate between two airports.
ARL - Airline Route List (ARL) shows all routes served by an airline (including codeshare flights).
ASI - Airport Status Information (ASI) Find out the airport status such as ground stops or weather delays.
SODA - Seats Open on Delta Airlines (SODA) View available first class and coach seats for a flight.
MUPC - Delta Airlines Medallion Upgrade Priority Calculator (MUPC) shows your upgrade priority based on your status and fare code.
SkyCalc - Calculates your Delta Skymiles, Bonus Miles, MQM, and MQS based on your status and fare class for your flights.
United MUAC - United Airlines Upgrade Award Chart. Calculates the miles and copay required for an upgrade to first/business class.

Resources
Data for airports, airlines, and maintenance classification.

MX Chart - General Maintenance (MX) chart for airline aircraft
Airline ID - Shows the IATA carrier ID for an airline.
Airport ID - Shows the airport ID/code for airports.

Other Frequent Flier Resources
Ben Edelman's Travel Resources

SeatGuru.com - Find the best seat on your flight
Flyertalk.com - Join in the camaraderie of other passionate frequent flyers
MilePoint.com - Where Frequent Flyers Meet
ExpertFlyer.com - Looking for upgrades? Find Flight Availability, Flight Upgrades & Awards, and more
Incredible fare sales just posted today at delta.com - Delta Airline fare sales.

Non Frequent Flier Tools and Link
Amazon Cash Back - Earn 2% cashback simply buying on Amazon.com (cwsi.net is a paid affiliate of Amazon.com)
Adorama - I'm also an avid photographer and buy all my photo gear from Adorma.

Simply visit cwsi.net
cwsi.net - for frequent fliers 

This site has absolutely no affiliation with any companies named on this website. There is no guarantee that the information is complete and accurate. There is no warranty of this information either explicitly or implied.