US flight routes

Routes with enough flights over January 2025 – August 2026 for an on-time rate to mean something, busiest first.

SJU → EWR San Juan to Newark 2,100 flights · 74.64% on time D DFW → BTR Dallas/Fort Worth to Baton Rouge 2,100 flights · 77.59% on time D BTR → DFW Baton Rouge to Dallas/Fort Worth 2,099 flights · 77.83% on time D LAX → OAK Los Angeles to Oakland 2,098 flights · 80.11% on time C MDW → MCI Chicago to Kansas City 2,097 flights · 79.19% on time C MCI → MDW Kansas City to Chicago 2,097 flights · 79.11% on time C IAH → SEA Houston to Seattle 2,095 flights · 77.46% on time C SEA → IAH Seattle to Houston 2,095 flights · 80.33% on time C ORD → CHS Chicago to Charleston 2,091 flights · 75.32% on time D CHS → ORD Charleston to Chicago 2,091 flights · 76.61% on time D DTW → SEA Detroit to Seattle 2,076 flights · 73.17% on time D CLT → SAV Charlotte to Savannah 2,074 flights · 76.47% on time C LAS → STL Las Vegas to St. Louis 2,073 flights · 79.37% on time C SEA → DTW Seattle to Detroit 2,072 flights · 84.74% on time B SAV → CLT Savannah to Charlotte 2,070 flights · 85.4% on time B CLE → MCO Cleveland to Orlando 2,069 flights · 78.64% on time C FAR → ORD Fargo to Chicago 2,068 flights · 72.21% on time D STL → LAS St. Louis to Las Vegas 2,066 flights · 76.76% on time C MCO → CLE Orlando to Cleveland 2,066 flights · 77.9% on time C ORD → FAR Chicago to Fargo 2,065 flights · 69.52% on time F GEG → DEN Spokane to Denver 2,063 flights · 83.83% on time B DUB → BHX Dublin to Birmingham 2,062 flights · 78.14% on time C ORD → JAX Chicago to Jacksonville 2,062 flights · 72.72% on time D JAX → ORD Jacksonville to Chicago 2,062 flights · 77.31% on time C DEN → GEG Denver to Spokane 2,062 flights · 75.18% on time C BHX → DUB Birmingham to Dublin 2,061 flights · 68.37% on time D ORD → MDT Chicago to Harrisburg 2,061 flights · 72.67% on time D MDT → ORD Harrisburg to Chicago 2,061 flights · 75.58% on time D SAT → LAS San Antonio to Las Vegas 2,059 flights · 81.49% on time B SEA → AUS Seattle to Austin 2,059 flights · 79.08% on time C AUS → SEA Austin to Seattle 2,058 flights · 82.82% on time B DCA → CMH Washington to Columbus 2,056 flights · 77.83% on time D DFW → HSV Dallas/Fort Worth to Huntsville 2,056 flights · 76.26% on time D CMH → DCA Columbus to Washington 2,055 flights · 69.29% on time F HSV → DFW Huntsville to Dallas/Fort Worth 2,055 flights · 76.28% on time D IAD → ORD Washington to Chicago 2,054 flights · 75.25% on time C LAS → SAT Las Vegas to San Antonio 2,053 flights · 75.81% on time C ORD → IAD Chicago to Washington 2,051 flights · 74.1% on time D HOU → DFW Houston to Dallas/Fort Worth 2,048 flights · 77.94% on time D DFW → HOU Dallas/Fort Worth to Houston 2,048 flights · 76.91% on time D IND → DFW Indianapolis to Dallas/Fort Worth 2,048 flights · 79.18% on time C LAS → HOU Las Vegas to Houston 2,047 flights · 73.68% on time D DFW → IND Dallas/Fort Worth to Indianapolis 2,047 flights · 68.65% on time F CMH → EWR Columbus to Newark 2,046 flights · 81.85% on time C EWR → CMH Newark to Columbus 2,045 flights · 83.56% on time C HOU → LAS Houston to Las Vegas 2,045 flights · 80.66% on time B ATL → LEX Atlanta to Lexington 2,045 flights · 85.03% on time B AVL → ATL Asheville to Atlanta 2,045 flights · 85.82% on time B LEX → ATL Lexington to Atlanta 2,044 flights · 88.57% on time A ATL → AVL Atlanta to Asheville 2,044 flights · 84.77% on time B DAL → MCI Dallas to Kansas City 2,041 flights · 75.72% on time D MSY → AUS New Orleans to Austin 2,040 flights · 78.21% on time C LAS → BNA Las Vegas to Nashville 2,040 flights · 78.96% on time C PSP → DEN Palm Springs to Denver 2,036 flights · 81.63% on time B HOU → MCO Houston to Orlando 2,035 flights · 76.96% on time C DEN → PSP Denver to Palm Springs 2,035 flights · 77% on time C MCI → DAL Kansas City to Dallas 2,033 flights · 80.66% on time C BCN → LHR Barcelona to London 2,032 flights · 79.02% on time C CLT → JFK Charlotte to New York 2,032 flights · 70.19% on time F LHR → BCN London to Barcelona 2,031 flights · 77.23% on time C