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American Airlines vs Aer Lingus route maps

American Airlines flies 1,278 nonstop routes and Aer Lingus flies 130 nonstop routes. Both fly 2 routes (0% overlap), such as DUB–ORD and DUB–PHL. 1,276 routes only on American Airlines, 128 routes only on Aer Lingus; both serve 40 airports. Routes checked October 27, 2026.

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Routes both fly
2
Only AA
1,276
Only EI
128
Airports both serve
40

Route overlap

of all routes either flies are flown by both
0%
of the airports either serves are served by both
9%
of American Airlines's routes Aer Lingus also flies
0%
of Aer Lingus's routes American Airlines also flies
2%

Routes both fly · 2

Route sources (including Wikipedia fallback): American Airlines ↗ (checked Oct 27, 2026), American Airlines ↗ (checked Oct 27, 2026), American Airlines ↗ (checked Oct 27, 2026), American Airlines ↗ (checked Oct 27, 2026) and 182 more.

Compare other airlines

Only American Airlines · 1276

From Dallas DFW · 249

From Charlotte CLT · 183

From Chicago ORD · 178

From Los Angeles LAX · 53

From Miami MIA · 162

From New York JFK · 46

From New York LGA · 54

From Philadelphia PHL · 120

From Phoenix PHX · 105

From Washington DCA · 81

From Boston BOS · 24

From Cancún CUN · 10

From Raleigh RDU · 5

From Nashville BNA · 2

From Indianapolis IND · 1

From Pittsburgh PIT · 1

From Austin AUS · 2

Only Aer Lingus · 128

From Dublin DUB · 97

From Cork ORK · 16

From Belfast BHD · 10

From Shannon SNN · 3

From London LHR · 2

Airports both serve · 40

If American Airlines and Aer Lingus merged

Merged, American Airlines and Aer Lingus would fly 1,406 nonstop routes to 435 airports in 77 countries. 2 routes (0% of the combined network) are flown by both today, where a merger would end head-to-head competition. American Airlines would gain 66 new airports and Aer Lingus 329 new airports.

Merged nonstop routes
1,406
Airports served
435
Countries
77
Routes both fly today
2 (0%)

New for American Airlines · 66

New for Aer Lingus · 329

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

Quick answers

Do American Airlines and Aer Lingus fly the same routes?

Yes, 2 routes: Dublin (DUB) to Chicago (ORD) and Dublin (DUB) to Philadelphia (PHL).

Which has more routes, American Airlines or Aer Lingus?

American Airlines, with 1,278 nonstop routes to 369 airports, against 130 routes to 106 airports for Aer Lingus.

Which airports do both American Airlines and Aer Lingus fly to?

Amsterdam (AMS), Athens (ATH), Barcelona (BCN), Boston (BOS), Budapest (BUD), Cancún (CUN), Chicago (ORD), Cleveland (CLE), Dublin (DUB), Edinburgh (EDI), Frankfurt (FRA), Indianapolis (IND), Las Vegas (LAS), Lisbon (LIS), and London (LHR), and 25 more.

Which routes does only American Airlines fly?

1,276 routes, including Allentown/Bethlehem (ABE) to Charlotte (CLT), Abilene (ABI) to Dallas (DFW), Abilene (ABI) to Phoenix (PHX), Albuquerque (ABQ) to Dallas (DFW), Albuquerque (ABQ) to Los Angeles (LAX), and Albuquerque (ABQ) to Chicago (ORD), and 1270 more.

Which routes does only Aer Lingus fly?

128 routes, including Aberdeen (ABZ) to Dublin (DUB), Amsterdam (AMS) to Dublin (DUB), Berlin (BER) to Dublin (DUB), Belfast (BHD) to Birmingham (BHX), Belfast (BHD) to Cardiff (CWL), and Belfast (BHD) to Edinburgh (EDI), and 122 more.

What is the longest route both American Airlines and Aer Lingus fly?

Dublin (DUB) to Chicago (ORD), about 3,663 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 American Airlines and Aer Lingus overlap?

0% of the routes either airline flies are flown by both. That is 0% of American Airlines's routes and 2% of Aer Lingus's; 9% of the airports either serves are served by both.

What would a American Airlines and Aer Lingus merger fly?

Merged, American Airlines and Aer Lingus would fly 1,406 nonstop routes to 435 airports in 77 countries. 2 routes (0% of the combined network) are flown by both today, where a merger would end head-to-head competition. American Airlines would gain 66 new airports and Aer Lingus 329 new airports.

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