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The most popular flight routes in the US

The US is a busy market when it comes to domestic flying. Here you can read about eight of the most popular non-stop flight routes in the country, and find out which airlines traffic each route.

new york popular flight route
New York is one of the most popular visiting sites in the US.

1. New York (JFK) – Los Angeles (LAX)

One of the busiest flight routes in the US crosses the entire country, connecting the metropolises of New York and Los Angeles. These direct flights between JFK and LAX are operated by six different airlines – American Airlines, Alaska Airlines, JetBlue Airways, Delta Air Lines, Hawaiian Airlines and United Airlines. The flight time is just over six hours.

A selection of flights offered on the route:

  • United Airlines: UA515, UA517
  • Delta Air Lines: DL1379, DL1379, DL351, DL1348
  • JetBlue Airways: B6123, B62737, B62123, B6623, B6823, B61723
  • American Airlines: AA171, AA1, AA255, AA341, AA306, AA185, AA300

2. San Francisco (SFO) – Los Angeles (LAX)

Two of the most popular visiting sites on the west coast are Los Angeles and San Francisco, and it might not be a complete surprise that there is a high frequency of flights between these two cities. The route between SFO and LAX is operated by six airlines; American Airlines, Alaska Airlines, Delta Air Lines, United Airlines, Southwest Airlines and JetBlue Airways.

A selection of flights offered on the route:

  • American Airlines: AA6313, AA6289, AA6265
  • Alaska Airlines: AS3423, AS3402, AS3459, AS3351, AS3300, AS3441
  • Delta Air Lines: DL2362, DL2504, DL2522, DL2432
  • United Airlines: UA2668, UA2617, UA2166, UA2385, UA282
  • Southwest Airlines: WN2382, WN194, WN2239, WN598
  • JetBlue Airways B61435, B62535

3. New York (LGA) – Chicago (ORD)

New York offers several busy airports, with La Guardia primarily accommodating domestic flights. One popular route from La Guardia is to Chicago, where a direct flight takes about 2,5 hours. If you want to fly non-stop between these two airports you can choose to fly with either American Airlines, Alaska Airlines, JetBlue Airways, Delta Air Lines, United Airlines or Southwest Airlines.

A selection of flights offered on the route:

  • American Airlines: AA2911, AA360, AA2824, AA527, AA396, AA2850
  • Delta Air Lines: DL556, DL2571, DL2614, DL2129
  • United Airlines: UA2684, UA2364, UA5489, UA2348, UA1906, UA2179

4. Los Angeles (LAX) – Chicago (ORD)

Are you headed from Los Angeles to Chicago? Then you are not the only one! This busy route has a flight time of about four hours. Seven different airlines operate the direct flights between Los Angeles and Chicago – American Airlines, Alaska Airlines, JetBlue Airways, Delta Air Lines, Spirit Airlines, United Airlines and Southwest Airlines.

A selection of flights offered on the route:

  • American Airlines: AA762, AA2308, AA1384, AA2952, AA1683
  • Spirit Airlines: NK643, NK2000, NK1023
  • United Airlines: UA1865, UA2039, UA1069, UA1617, UA2277

5. Los Angeles (LAX) – Las Vegas (LAS)

This is one of the shortest flights in our compilation, but nevertheless a route that is well traveled by many people every year. If you want to fly between LAX and LAS you will be in the air for a little more than an hour, and can choose between flying with either American Airlines, Alaska Airlines, JetBlue Airways, Delta Air Lines, Spirit Airlines, United Airlines or Southwest Airlines.

A selection of flights offered on the route:

  • American Airlines: AA2479, AA2388, AA739, AA1763
  • Alaska Airlines: AS3304, AS3322, AS3338
  • Delta Air Lines: DL2629, DL2385, DL2562
  • Spirit Airlines: NK1720, NK875, NK3913
  • United Airlines: UA1006, UA1727, UA515
  • Southwest Airlines: WN3131, WN2136, WN251, WN146, WN2592
  • JetBlue Airways: B6880, B61080

6. Honolulu (HNL) – Kahului (OGG)

Another popular domestic flight route in the US is between the Hawaiian airports Honolulu and Kahului. A direct flight between these two cities takes about 45 minutes, and here you can choose between flying with Southern Airways Express, Hawaiian Airlines or Southwest Airlines.

A selection of flights offered on the route:

  • Hawaiian Airlines: HA126, HA146, HA256, HA386, HA526
  • Southwest Airlines: WN1106, WN1121, WN362, WN544

7. Denver (DEN) – Las Vegas (LAS)

Las Vegas is a well visited destination, no matter what your starting point is. If you are flying here from Denver you are looking at about two hours of flying. The airlines that operate the route between DEN and LAS are American Airlines, Alaska Airlines, Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines and Southwest Airlines.

A selection of flights offered on the route:

  • Frontier Airlines: F92195, F91102, F9771
  • Spirit Airlines: NK1244, NK1284
  • United Airlines: UA1005, UA373, UA484, UA743
  • Southwest Airlines: WN2782, WN509, WN2063, WN1984

8. Atlanta (ATL) – Orlando (MCO)

Are you headed from Atlanta to Orlando, or the other way around? This is a fairly short flight with a flight time of less than 1,5 hours. If you are interested in flying non-stop between ATL and MCO you can choose between eight different airlines – American Airlines, Silver Airways, Copa Airlines, Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines and Southwest Airlines. 

A selection of flights offered on the route:

  • Delta Air Lines: DL859, DL1513, DL866, DL2274
  • Frontier Airlines: F91010, F91016, F91012
  • Spirit Airlines: NK1209, NK1566
  • Southwest Airlines: WN185, WN1655, WN2101, WN1597

**This list is a compilation of eight of the most popular routes in the US, made by the editorial staff of Flig.ht/s. The list is presented in no particular order.

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