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SWISS vs Southwest Airlines route maps

SWISS flies 146 nonstop routes and Southwest Airlines flies 1,094 nonstop routes. They fly none of the same routes. 146 routes only on SWISS, 1,094 routes only on Southwest Airlines; both serve 4 airports. Routes checked October 27, 2026.

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Routes both fly
0
Only LX
146
Only WN
1,094
Airports both serve
4

Route overlap

of all routes either flies are flown by both
0%
of the airports either serves are served by both
2%
of SWISS's routes Southwest Airlines also flies
0%
of Southwest Airlines's routes SWISS also flies
0%

Routes both fly · 0

SWISS and Southwest Airlines fly none of the same airport pairs, though both fly to 4 of the same airports (listed below).

Route sources (including Wikipedia fallback): SWISS ↗ (checked Oct 27, 2026), SWISS ↗ (checked Oct 27, 2026), SWISS ↗ (checked Oct 27, 2026), SWISS ↗ (checked Oct 27, 2026) and 111 more.

Compare other airlines

Only SWISS · 146

From Zurich ZRH · 99

From Geneva GVA · 46

From Buenos Aires EZE · 1

Only Southwest Airlines · 1094

From Dallas DAL · 81

From Chicago MDW · 83

From Las Vegas LAS · 80

From Baltimore BWI · 76

From Denver DEN · 91

From Phoenix PHX · 58

From Atlanta ATL · 14

From Austin AUS · 65

From Houston HOU · 61

From Los Angeles LAX · 23

From Nashville BNA · 82

From Oakland OAK · 18

From Orlando MCO · 62

From St. Louis STL · 43

From San Diego SAN · 36

From Tampa TPA · 34

From Kansas City MCI · 30

From Fort Lauderdale FLL · 19

From Sacramento SMF · 18

From Fort Myers RSW · 17

From Columbus CMH · 10

From San Jose SJC · 14

From Indianapolis IND · 9

From Pittsburgh PIT · 9

From New Orleans MSY · 8

From Milwaukee MKE · 6

From San Antonio SAT · 5

From Burbank BUR · 8

From Washington DCA · 4

From Omaha OMA · 2

From Cancún CUN · 1

From Salt Lake City SLC · 1

From Long Beach LGB · 6

From Sarasota/Bradenton SRQ · 4

From Miami MIA · 2

From Buffalo BUF · 2

From Oklahoma City OKC · 1

From San José del Cabo SJD · 1

From Honolulu HNL · 5

From Warwick PVD · 1

From Santa Ana SNA · 1

From Kahului OGG · 2

From West Palm Beach DJT · 1

Airports both serve · 4

If SWISS and Southwest Airlines merged

Merged, SWISS and Southwest Airlines would fly 1,240 nonstop routes to 239 airports in 64 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. SWISS would gain 116 new airports and Southwest Airlines 119 new airports.

Merged nonstop routes
1,240
Airports served
239
Countries
64
Routes both fly today
0 (0%)

New for SWISS · 116

New for Southwest Airlines · 119

A what-if, not news of a real deal. Merge two other airlines

Quick answers

Do SWISS and Southwest Airlines fly the same routes?

No. Their route maps have no airport pair in common, though both fly to 4 airports.

Which has more routes, SWISS or Southwest Airlines?

Southwest Airlines, with 1,094 nonstop routes to 120 airports, against 146 routes to 123 airports for SWISS.

Which airports do both SWISS and Southwest Airlines fly to?

Boston (BOS), Los Angeles (LAX), Miami (MIA), and San Francisco (SFO).

Which routes does only SWISS fly?

146 routes, including Málaga (AGP) to Geneva (GVA), Málaga (AGP) to Zurich (ZRH), Alicante (ALC) to Zurich (ZRH), Amsterdam (AMS) to Zurich (ZRH), Stockholm (ARN) to Geneva (GVA), and Stockholm (ARN) to Zurich (ZRH), and 140 more.

Which routes does only Southwest Airlines fly?

1,094 routes, including Austin (AUS) to Albuquerque (ABQ), Austin (AUS) to Amarillo (AMA), Austin (AUS) to Atlanta (ATL), Windsor Locks (BDL) to Baltimore (BWI), Windsor Locks (BDL) to Dallas (DAL), and Windsor Locks (BDL) to Denver (DEN), and 1088 more.

Where do these route maps come from?

Each airline's own route map, timetable and newsroom pages, with Wikipedia used only where an airline publishes none. Every source is linked under the map; the newest was checked October 27, 2026.

How much do SWISS and Southwest Airlines overlap?

0% of the routes either airline flies are flown by both. That is 0% of SWISS's routes and 0% of Southwest Airlines's; 2% of the airports either serves are served by both.

What would a SWISS and Southwest Airlines merger fly?

Merged, SWISS and Southwest Airlines would fly 1,240 nonstop routes to 239 airports in 64 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. SWISS would gain 116 new airports and Southwest Airlines 119 new airports.

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