Most delayed flights from TUL: every route ranked

17 regularly flown nonstop routes from Tulsa International Airport, worst on-time record first (Aug 2025 – Jul 2026). Routes with fewer than 360 flights in the period are listed separately.

#	Destination	On time	Cancelled	Avg delay	Airlines	Flights
1	TUL → DCA Washington, VA	73%	6.3%	29 min	3	400
2	TUL → ORD Chicago, IL	78%	2.5%	20 min	5	2,130
3	TUL → LGA New York, NY	78%	5.6%	21 min	1	625
4	TUL → DFW Dallas/Fort Worth, TX	79%	3.4%	21 min	4	2,784
5	TUL → DEN Denver, CO	81%	0.9%	14 min	4	2,450
6	TUL → LAS Las Vegas, NV	82%	0.5%	12 min	2	742
7	TUL → BNA Nashville, TN	82%	0.4%	10 min	1	514
8	TUL → PHX Phoenix, AZ	83%	0.5%	17 min	3	1,254
9	TUL → IAH Houston, TX	84%	0.5%	14 min	2	1,087
10	TUL → MDW Chicago, IL	85%	0.9%	12 min	1	451
11	TUL → CLT Charlotte, NC	85%	1.3%	20 min	2	689
12	TUL → HOU Houston, TX	86%	0.8%	10 min	1	602
13	TUL → LAX Los Angeles, CA	87%	0.3%	13 min	2	376
14	TUL → DAL Dallas, TX	87%	1.4%	8 min	1	1,049
15	TUL → ATL Atlanta, GA	88%	2.4%	14 min	1	1,576
16	TUL → SLC Salt Lake City, UT	92%	0.7%	5 min	1	403
17	TUL → STL St. Louis, MO	92%	1.2%	4 min	1	403

Less frequent routes

Too few flights for a reliable ranking.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.