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KLM Royal Dutch Airlines vs Southwest Airlines route maps

KLM Royal Dutch Airlines flies 178 nonstop routes and Southwest Airlines flies 1,094 nonstop routes. They fly none of the same routes. 178 routes only on KLM Royal Dutch Airlines, 1,094 routes only on Southwest Airlines; both serve 15 airports. Routes checked October 27, 2026.

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Routes both fly
0
Only KL
178
Only WN
1,094
Airports both serve
15

Route overlap

of all routes either flies are flown by both
0%
of the airports either serves are served by both
5%
of KLM Royal Dutch Airlines's routes Southwest Airlines also flies
0%
of Southwest Airlines's routes KLM Royal Dutch Airlines also flies
0%

Routes both fly · 0

KLM Royal Dutch Airlines and Southwest Airlines fly none of the same airport pairs, though both fly to 15 of the same airports (listed below).

Route sources (including Wikipedia fallback): KLM Royal Dutch Airlines ↗ (checked Oct 27, 2026), KLM Royal Dutch Airlines ↗ (checked Oct 27, 2026), KLM Royal Dutch Airlines ↗ (checked Oct 27, 2026), KLM Royal Dutch Airlines ↗ (checked Oct 27, 2026) and 57 more.

Compare other airlines

Only KLM Royal Dutch Airlines · 178

From Amsterdam AMS · 169

From Sint Maarten SXM · 2

From Buenos Aires EZE · 1

From Cartagena CTG · 1

From Denpasar DPS · 1

From Kigali KGL · 1

From Oranjestad AUA · 1

From Taipei TPE · 1

From Tangerang CGK · 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 · 15

If KLM Royal Dutch Airlines and Southwest Airlines merged

Merged, KLM Royal Dutch Airlines and Southwest Airlines would fly 1,272 nonstop routes to 276 airports in 75 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. KLM Royal Dutch Airlines would gain 105 new airports and Southwest Airlines 156 new airports.

Merged nonstop routes
1,272
Airports served
276
Countries
75
Routes both fly today
0 (0%)

New for KLM Royal Dutch Airlines · 105

New for Southwest Airlines · 156

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

Quick answers

Do KLM Royal Dutch Airlines and Southwest Airlines fly the same routes?

No. Their route maps have no airport pair in common, though both fly to 15 airports.

Which has more routes, KLM Royal Dutch Airlines or Southwest Airlines?

Southwest Airlines, with 1,094 nonstop routes to 120 airports, against 178 routes to 171 airports for KLM Royal Dutch Airlines.

Which airports do both KLM Royal Dutch Airlines and Southwest Airlines fly to?

Atlanta (ATL), Austin (AUS), Boston (BOS), Cancún (CUN), Las Vegas (LAS), Los Angeles (LAX), Miami (MIA), Minneapolis (MSP), Oranjestad (AUA), Portland (PDX), Salt Lake City (SLC), San Diego (SAN), San Francisco (SFO), San José (SJO), and Sint Maarten (SXM).

Which routes does only KLM Royal Dutch Airlines fly?

178 routes, including Aberdeen (ABZ) to Amsterdam (AMS), Accra (ACC) to Amsterdam (AMS), Amsterdam (AMS) to Aalborg (AAL), Amsterdam (AMS) to Ålesund (AES), Amsterdam (AMS) to Málaga (AGP), and Amsterdam (AMS) to Alicante (ALC), and 172 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 KLM Royal Dutch Airlines and Southwest Airlines overlap?

0% of the routes either airline flies are flown by both. That is 0% of KLM Royal Dutch Airlines's routes and 0% of Southwest Airlines's; 5% of the airports either serves are served by both.

What would a KLM Royal Dutch Airlines and Southwest Airlines merger fly?

Merged, KLM Royal Dutch Airlines and Southwest Airlines would fly 1,272 nonstop routes to 276 airports in 75 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. KLM Royal Dutch Airlines would gain 105 new airports and Southwest Airlines 156 new airports.

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