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When flying from Omaha to Decatur, Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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Useful info, stats and facts about Omaha to Decatur flights.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Omaha Eppley Airfield Airport to Decatur Arpt Airport flight would often be abbreviated as a OMA to DEC flight.