Where can I fly from?/STL/Longest flights

Longest flights from STL

St Louis Lambert International Airport in St Louis, United States has 60 nonstop destinations in the current FlightQ schedule set. This page ranks the farthest routes by airport-to-airport distance and adds airlines, frequency, and estimated flight time.

Schedule snapshot checked Aug 17, 2026.

The longest listed nonstop flight from STL is to Frankfurt (FRA), about 4,581 miles with an estimated block time of ~10h 2m.

Routes ranked: 25
International: 5
Top markets: Germany, United Kingdom, and Dominican Republic

Farthest nonstop routes

Longest nonstop flights from STL
#	Route	Distance	Est. time	Airlines	Frequency
1	STL to FRA Frankfurt, Germany	4,581 mi	~10h 2m	Lufthansa	1/day
2	STL to LHR London, United Kingdom	4,189 mi	~9h 14m	British Airways	1/day
3	STL to PUJ Punta Cana, Dominican Republic	1,919 mi	~4h 33m	Frontier Airlines	1/day
4	STL to SFO San Francisco, United States	1,731 mi	~4h 9m	Southwest Airlines, United Airlines	1-2/day
5	STL to SEA Seattle, United States	1,705 mi	~4h 6m	Alaska Airlines, Southwest Airlines	3-4/day
6	STL to PDX Portland, United States	1,704 mi	~4h 6m	Alaska Airlines	1/day
7	STL to SMF Sacramento, United States	1,675 mi	~4h 2m	Southwest Airlines	1/day
8	STL to LAX Los Angeles, United States	1,589 mi	~3h 52m	Southwest Airlines, American Airlines	2-3/day
9	STL to SAN San Diego, United States	1,554 mi	~3h 47m	Southwest Airlines	1/day
10	STL to SBD San Bernardino, United States	1,522 mi	~3h 43m	Sun Country Airlines	1/day
11	STL to LAS Las Vegas, United States	1,368 mi	~3h 24m	Southwest Airlines, Frontier Airlines, Sun Country Airlines	5-6/day
12	STL to PHX Phoenix, United States	1,259 mi	~3h 11m	Southwest Airlines, American Airlines	4-5/day
13	STL to CUN Cancun, Mexico	1,241 mi	~3h 9m	Frontier Airlines, Southwest Airlines	1-2/day
14	STL to SLC Salt Lake City, United States	1,153 mi	~2h 58m	Delta Air Lines	2-3/day
15	STL to MIA Miami, United States	1,070 mi	~2h 47m	American Airlines, Southwest Airlines	3-4/day
16	STL to FLL Fort Lauderdale, United States	1,058 mi	~2h 46m	Southwest Airlines	1-2/day
17	STL to BOS Boston, United States	1,044 mi	~2h 44m	EASouthwest Airlines, American Airlines, Envoy Air	5/day
18	STL to RSW Fort Myers, United States	980 mi	~2h 36m	Southwest Airlines	2-3/day
19	STL to YUL Montreal, Canada	968 mi	~2h 35m	Air Canada	1/day
20	STL to LGA New York, United States	886 mi	~2h 25m	Southwest Airlines, Delta Air Lines, American Airlines	9-10/day
21	STL to MCO Orlando, United States	882 mi	~2h 24m	Southwest Airlines, Frontier Airlines	6-7/day
22	STL to TPA Tampa, United States	870 mi	~2h 23m	Southwest Airlines	3-4/day
23	STL to EWR Newark, United States	870 mi	~2h 23m	United Airlines	2-3/day
24	STL to PHL Philadelphia, United States	812 mi	~2h 15m	American Airlines, Southwest Airlines	4-5/day
25	STL to SAT San Antonio, United States	787 mi	~2h 12m	Southwest Airlines	1-2/day

Distance is great-circle mileage. Estimated time uses a standard block-time model until a route has enough tracked duration data on its route guide.

Full route map

Tap a line to see the route. Farthest is STL to FRA at 4,581 mi. Scroll or pinch to zoom, drag to pan.

Lines are true great circles on a map centred on STL, so the curve you see is the route's real shortest path. Select one to jump to its row.

FAQ

What is the longest flight from STL?

The longest nonstop route in FlightQ's current STL schedule set is STL to FRA, about 4,581 miles with an estimated block time of ~10h 2m.

How are the longest STL flights ranked?

Routes are ranked by great-circle distance between the origin and destination airports. Flight times are estimates unless a route page has tracked duration data.

Are these guaranteed live routes?

The list is built from FlightQ's current schedule capture. Airlines change timetables often, so always confirm dates and availability before booking.

Longest flights from STL

Schedule snapshot checked Aug 17, 2026.

The longest listed nonstop flight from STL is to Frankfurt (FRA), about 4,581 miles with an estimated block time of ~10h 2m.

Routes ranked: 25
International: 5
Top markets: Germany, United Kingdom, and Dominican Republic

Farthest nonstop routes

Longest nonstop flights from STL
#	Route	Distance	Est. time	Airlines	Frequency
1	STL to FRA Frankfurt, Germany	4,581 mi	~10h 2m	Lufthansa	1/day
2	STL to LHR London, United Kingdom	4,189 mi	~9h 14m	British Airways	1/day
3	STL to PUJ Punta Cana, Dominican Republic	1,919 mi	~4h 33m	Frontier Airlines	1/day
4	STL to SFO San Francisco, United States	1,731 mi	~4h 9m	Southwest Airlines, United Airlines	1-2/day
5	STL to SEA Seattle, United States	1,705 mi	~4h 6m	Alaska Airlines, Southwest Airlines	3-4/day
6	STL to PDX Portland, United States	1,704 mi	~4h 6m	Alaska Airlines	1/day
7	STL to SMF Sacramento, United States	1,675 mi	~4h 2m	Southwest Airlines	1/day
8	STL to LAX Los Angeles, United States	1,589 mi	~3h 52m	Southwest Airlines, American Airlines	2-3/day
9	STL to SAN San Diego, United States	1,554 mi	~3h 47m	Southwest Airlines	1/day
10	STL to SBD San Bernardino, United States	1,522 mi	~3h 43m	Sun Country Airlines	1/day
11	STL to LAS Las Vegas, United States	1,368 mi	~3h 24m	Southwest Airlines, Frontier Airlines, Sun Country Airlines	5-6/day
12	STL to PHX Phoenix, United States	1,259 mi	~3h 11m	Southwest Airlines, American Airlines	4-5/day
13	STL to CUN Cancun, Mexico	1,241 mi	~3h 9m	Frontier Airlines, Southwest Airlines	1-2/day
14	STL to SLC Salt Lake City, United States	1,153 mi	~2h 58m	Delta Air Lines	2-3/day
15	STL to MIA Miami, United States	1,070 mi	~2h 47m	American Airlines, Southwest Airlines	3-4/day
16	STL to FLL Fort Lauderdale, United States	1,058 mi	~2h 46m	Southwest Airlines	1-2/day
17	STL to BOS Boston, United States	1,044 mi	~2h 44m	EASouthwest Airlines, American Airlines, Envoy Air	5/day
18	STL to RSW Fort Myers, United States	980 mi	~2h 36m	Southwest Airlines	2-3/day
19	STL to YUL Montreal, Canada	968 mi	~2h 35m	Air Canada	1/day
20	STL to LGA New York, United States	886 mi	~2h 25m	Southwest Airlines, Delta Air Lines, American Airlines	9-10/day
21	STL to MCO Orlando, United States	882 mi	~2h 24m	Southwest Airlines, Frontier Airlines	6-7/day
22	STL to TPA Tampa, United States	870 mi	~2h 23m	Southwest Airlines	3-4/day
23	STL to EWR Newark, United States	870 mi	~2h 23m	United Airlines	2-3/day
24	STL to PHL Philadelphia, United States	812 mi	~2h 15m	American Airlines, Southwest Airlines	4-5/day
25	STL to SAT San Antonio, United States	787 mi	~2h 12m	Southwest Airlines	1-2/day

Distance is great-circle mileage. Estimated time uses a standard block-time model until a route has enough tracked duration data on its route guide.

Full route map

Tap a line to see the route. Farthest is STL to FRA at 4,581 mi. Scroll or pinch to zoom, drag to pan.

Lines are true great circles on a map centred on STL, so the curve you see is the route's real shortest path. Select one to jump to its row.

FAQ

What is the longest flight from STL?

The longest nonstop route in FlightQ's current STL schedule set is STL to FRA, about 4,581 miles with an estimated block time of ~10h 2m.

How are the longest STL flights ranked?

Routes are ranked by great-circle distance between the origin and destination airports. Flight times are estimates unless a route page has tracked duration data.

Are these guaranteed live routes?

The list is built from FlightQ's current schedule capture. Airlines change timetables often, so always confirm dates and availability before booking.