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Sun Country Airlines vs Southwest Airlines route maps

Sun Country Airlines flies 113 nonstop routes and Southwest Airlines flies 1,094 nonstop routes. Both fly 17 routes (1% overlap), such as AUS–MSP, BWI–MSP, and BUF–MSP. 96 routes only on Sun Country Airlines, 1,077 routes only on Southwest Airlines; both serve 69 airports. Routes checked October 27, 2026.

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Routes both fly
17
Only SY
96
Only WN
1,077
Airports both serve
69

Route overlap

of all routes either flies are flown by both
1%
of the airports either serves are served by both
47%
of Sun Country Airlines's routes Southwest Airlines also flies
15%
of Southwest Airlines's routes Sun Country Airlines also flies
2%

Routes both fly · 17

Route sources (including Wikipedia fallback): Sun Country Airlines ↗ (checked Oct 27, 2026), Sun Country Airlines ↗ (checked Oct 27, 2026), Sun Country Airlines ↗ (checked Oct 27, 2026), Sun Country Airlines ↗ (checked Oct 27, 2026) and 56 more.

Compare other airlines

Only Sun Country Airlines · 96

From Minneapolis MSP · 80

From Dallas DFW · 5

From Fort Myers RSW · 4

From Cancún CUN · 2

From Las Vegas LAS · 2

From Milwaukee MKE · 2

From Madison MSN · 1

Only Southwest Airlines · 1077

From Dallas DAL · 81

From Chicago MDW · 83

From Las Vegas LAS · 78

From Baltimore BWI · 75

From Denver DEN · 90

From Phoenix PHX · 56

From Atlanta ATL · 14

From Austin AUS · 64

From Houston HOU · 61

From Los Angeles LAX · 23

From Nashville BNA · 81

From Oakland OAK · 18

From Orlando MCO · 60

From St. Louis STL · 42

From San Diego SAN · 36

From Tampa TPA · 33

From Kansas City MCI · 30

From Fort Lauderdale FLL · 19

From Sacramento SMF · 18

From Columbus CMH · 11

From San Jose SJC · 14

From Indianapolis IND · 10

From Fort Myers RSW · 12

From Pittsburgh PIT · 10

From New Orleans MSY · 8

From San Antonio SAT · 4

From Burbank BUR · 8

From Washington DCA · 5

From Omaha OMA · 2

From Salt Lake City SLC · 1

From Long Beach LGB · 6

From Sarasota/Bradenton SRQ · 5

From Miami MIA · 3

From Milwaukee MKE · 2

From Cancún CUN · 1

From Oklahoma City OKC · 1

From San José del Cabo SJD · 1

From Honolulu HNL · 5

From Buffalo BUF · 1

From Warwick PVD · 1

From Santa Ana SNA · 1

From Kahului OGG · 2

From West Palm Beach DJT · 1

Airports both serve · 69

If Sun Country Airlines and Southwest Airlines merged

Merged, Sun Country Airlines and Southwest Airlines would fly 1,190 nonstop routes to 148 airports in 16 countries. 17 routes (1% of the combined network) are flown by both today, where a merger would end head-to-head competition. Sun Country Airlines would gain 51 new airports and Southwest Airlines 28 new airports.

Merged nonstop routes
1,190
Airports served
148
Countries
16
Routes both fly today
17 (1%)

New for Sun Country Airlines · 51

New for Southwest Airlines · 28

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

Quick answers

Do Sun Country Airlines and Southwest Airlines fly the same routes?

Yes, 17 routes: Austin (AUS) to Minneapolis (MSP), Baltimore (BWI) to Minneapolis (MSP), Buffalo (BUF) to Minneapolis (MSP), Denver (DEN) to Minneapolis (MSP), Las Vegas (LAS) to Milwaukee (MKE), Las Vegas (LAS) to Minneapolis (MSP), Milwaukee (MKE) to Cancún (CUN), Milwaukee (MKE) to Fort Myers (RSW), Milwaukee (MKE) to Phoenix (PHX), and Minneapolis (MSP) to Fort Myers (RSW), and 7 more.

Which has more routes, Sun Country Airlines or Southwest Airlines?

Southwest Airlines, with 1,094 nonstop routes to 120 airports, against 113 routes to 97 airports for Sun Country Airlines.

Which airports do both Sun Country Airlines and Southwest Airlines fly to?

Anchorage (ANC), Atlanta (ATL), Austin (AUS), Baltimore (BWI), Belize City (BZE), Boise (BOI), Boston (BOS), Bozeman (BZN), Buffalo (BUF), Cancún (CUN), Charleston (CHS), Charlotte (CLT), Charlotte Amalie (STT), Cincinnati (CVG), and Columbus (CMH), and 54 more.

Which routes does only Sun Country Airlines fly?

96 routes, including Atlanta (ATL) to Minneapolis (MSP), Appleton (ATW) to Fort Myers (RSW), Mesa (AZA) to Minneapolis (MSP), Windsor Locks (BDL) to Minneapolis (MSP), Boise (BOI) to Minneapolis (MSP), and Boston (BOS) to Minneapolis (MSP), and 90 more.

Which routes does only Southwest Airlines fly?

1,077 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 1071 more.

What is the longest route both Sun Country Airlines and Southwest Airlines fly?

Las Vegas (LAS) to Milwaukee (MKE), about 1,520 miles great-circle.

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 Sun Country Airlines and Southwest Airlines overlap?

1% of the routes either airline flies are flown by both. That is 15% of Sun Country Airlines's routes and 2% of Southwest Airlines's; 47% of the airports either serves are served by both.

What would a Sun Country Airlines and Southwest Airlines merger fly?

Merged, Sun Country Airlines and Southwest Airlines would fly 1,190 nonstop routes to 148 airports in 16 countries. 17 routes (1% of the combined network) are flown by both today, where a merger would end head-to-head competition. Sun Country Airlines would gain 51 new airports and Southwest Airlines 28 new airports.

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