Dallas-Fort Worth (DFW) to St Louis (STL)

550mi
885 km478 nm

Flight time

≈ 1h 54m

Bearing

41° NE

Dallas-Fort Worth (DFW) to St Louis (STL) is 550 miles (885 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.

Route map: DFW → STLDFWSTL

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What actually flies DFW–STL

Filed traffic data

In May 2026, American Airlines operated the most departures, one of 4 carriers flying nonstop DFW–STL; the Boeing 737-800 was the most common aircraft at 32% of departures; flights ran 77% full.

Departures

403

May 2026

Seats

61,929

both directions

Passengers

47,537

both directions

Load factor

76.8%

RPM ÷ ASM

Who flies DFW–STL?

American Airlines operated the most nonstop DFW–STL departures in May 2026 (312), one of 4 carriers on the route.

  • AA

    American Airlines

    312 departures · 51,704 seats

    76.0%

    Load

  • MQ

    Envoy Air

    36 departures · 2,714 seats

    94.1%

    Load

  • F9

    Frontier Airlines

    29 departures · 5,590 seats

    70.6%

    Load

  • OH

    PSA Airlines

    26 departures · 1,921 seats

    89.3%

    Load

What plane flies DFW–STL?

In May 2026, the Boeing 737-800 flew 32% of DFW–STL departures — more than any other aircraft type.

How has DFW–STL traffic changed?

Nonstop DFW–STL departures fell from 427 in June 2025 to 403 in May 2026.

Monthly nonstop DFW–STL traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • June 2025

    427 departures · 49,348 passengers

    84.9%

    Load

  • July 2025

    436 departures · 48,966 passengers

    86.5%

    Load

  • August 2025

    396 departures · 43,957 passengers

    81.0%

    Load

  • September 2025

    383 departures · 42,632 passengers

    83.0%

    Load

  • October 2025

    415 departures · 47,046 passengers

    78.7%

    Load

  • November 2025

    402 departures · 43,948 passengers

    77.3%

    Load

  • December 2025

    394 departures · 43,026 passengers

    78.7%

    Load

  • January 2026

    305 departures · 36,515 passengers

    83.6%

    Load

  • February 2026

    318 departures · 40,620 passengers

    84.3%

    Load

  • March 2026

    366 departures · 47,321 passengers

    84.3%

    Load

  • April 2026

    354 departures · 42,938 passengers

    78.4%

    Load

  • May 2026

    403 departures · 47,537 passengers

    76.8%

    Load

By direction

Each direction is filed separately — they rarely match.

DFW → STL

77.3% full

202 departures · 24,003 passengers

STL → DFW

76.3% full

201 departures · 23,534 passengers

Nonstop DFW–STL traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).

The airports

DFW

Dallas-Fort Worth

US

Dallas Fort Worth International Airport

Coordinates

32.90°N, 97.04°W

Hemisphere

N · W

STL

St Louis

US

St. Louis Lambert International Airport

Coordinates

38.75°N, 90.37°W

Hemisphere

N · W

Frequently asked

How far is Dallas-Fort Worth (DFW) from St Louis (STL)?

DFW to STL is 550 miles (885 km / 478 nautical miles) measured great-circle — the shortest path over the surface of the Earth.

How long is the flight from DFW to STL?

A nonstop covers the 550-mile great-circle distance in roughly 1h 54m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.

What plane flies DFW–STL?

In May 2026, the Boeing 737-800 flew the largest share of departures (31.5%), followed by the Airbus A321 (16.9%).

What mileage do I earn flying DFW–STL?

Distance-based programs credit off the 550-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.

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