Crossword clues for Approx. 3 lettersAnswerClueESTApprox.BTUIt's approx. 252 caloriesETDApprox. takeoff infoETAUber approx.ETAApprox. when to get to the airport for a pickupETATraveler's approx.ETATerminal approx.ESTApprox. fig.WECApprox.ETAApprox. generated by WazeESTPop. approx.ESTApprox. no.ETAWhen do you get in, approx.?ETAApprox. travel figureETAApprox. for a landingKMSThere are approx. 1.6093 in a mileETAUber driver's approx.ESTApprox. guessETDApprox. takeoff timeTSPUnit equaling approx. five mLBTUApprox. amount of heat given off by burning a wooden matchTSP5 milliliters (approx.)BTUApprox. 252 caloriesAVGApprox. arith. meanETAApprox. landing hourESTApprox. figureETAInbound flight approx.ETDTarmac approx.BTUApprox. 1055 joulesETAPilot's approx.ABTApprox.IRSIts 2004 budget is approx. $10 billionETAComing-in approx.ETAGetting-in approx.ETALAX approx.ETASFO approx.ESTBody shop approx.ETDTakeoff approx.ETACockpit approx.ETAIn-flight approx.ETAO'Hare approx.ETAApprox. landing hr.ETDApprox. leaving hourETDGate approx.GDPThe world total was approx. $70 trillion in 2011ESTApprox. numberESTHandyman's approx.ETDSea-Tac approx.ETDHeathrow approx.ETAAirline approx.