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Iberia Express vs Southwest Airlines route maps

Iberia Express flies 25 nonstop routes and Southwest Airlines flies 1,094 nonstop routes. They fly none of the same routes. 25 routes only on Iberia Express, 1,094 routes only on Southwest Airlines; both serve 0 airports. Routes checked October 27, 2026.

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Routes both fly
0
Only I2
25
Only WN
1,094
Airports both serve
0

Route overlap

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

Routes both fly · 0

Iberia Express and Southwest Airlines fly none of the same airport pairs.

Route sources (including Wikipedia fallback): Iberia Express ↗ (checked Oct 27, 2026), Iberia Express ↗ (checked Oct 27, 2026), Iberia Express ↗ (checked Oct 27, 2026), Iberia Express ↗ (checked Oct 27, 2026) and 24 more.

Compare other airlines

Only Iberia Express · 25

From Madrid MAD · 25

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

If Iberia Express and Southwest Airlines merged

Merged, Iberia Express and Southwest Airlines would fly 1,119 nonstop routes to 146 airports in 26 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. Iberia Express would gain 120 new airports and Southwest Airlines 26 new airports.

Merged nonstop routes
1,119
Airports served
146
Countries
26
Routes both fly today
0 (0%)

New for Iberia Express · 120

New for Southwest Airlines · 26

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

Quick answers

Do Iberia Express and Southwest Airlines fly the same routes?

No. Their route maps have no airport pair in common.

Which has more routes, Iberia Express or Southwest Airlines?

Southwest Airlines, with 1,094 nonstop routes to 120 airports, against 25 routes to 26 airports for Iberia Express.

Which routes does only Iberia Express fly?

25 routes, including Arrecife (ACE) to Madrid (MAD), Amsterdam (AMS) to Madrid (MAD), Cairo (CAI) to Madrid (MAD), Copenhagen (CPH) to Madrid (MAD), Dublin (DUB) to Madrid (MAD), and Edinburgh (EDI) to Madrid (MAD), and 19 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 Iberia Express and Southwest Airlines overlap?

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

What would a Iberia Express and Southwest Airlines merger fly?

Merged, Iberia Express and Southwest Airlines would fly 1,119 nonstop routes to 146 airports in 26 countries. They fly none of the same routes today, so a merger would add to each network without removing a competitor on any route. Iberia Express would gain 120 new airports and Southwest Airlines 26 new airports.

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