Busiest US Flight Routes

Data through May 2026

The country's highest-frequency city pairs over the last 12 months of data.

#	Route	Flights/12mo	On-time
1	ORD → LGA	11,634	71%
2	LGA → ORD	11,633	73%
3	SFO → LAX	10,834	79%
4	LAX → SFO	10,832	72%
5	JFK → LAX	10,337	80%
6	LAX → JFK	10,337	81%
7	OGG → HNL	10,290	88%
8	HNL → OGG	10,288	88%
9	DCA → BOS	9,071	75%
10	BOS → DCA	9,071	76%
11	DEN → PHX	8,894	77%
12	PHX → DEN	8,893	79%
13	LAS → LAX	8,424	79%
14	LAX → LAS	8,420	78%
15	ATL → LGA	8,278	74%
16	LGA → ATL	8,276	77%
17	ATL → MCO	8,229	70%
18	MCO → ATL	8,226	74%
19	LIH → HNL	7,810	87%
20	HNL → LIH	7,804	88%
21	DEN → SLC	7,765	78%
22	SLC → DEN	7,763	77%
23	LAX → DEN	7,729	83%
24	DEN → LAX	7,728	80%
25	LAX → PHX	7,608	83%

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Based on 14,111,289 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.