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Porter Airlines vs United Airlines route maps

Porter Airlines flies 120 nonstop routes and United Airlines flies 1,105 nonstop routes. Both fly 3 routes (0% overlap), such as YUL–EWR, YOW–EWR, and YYZ–SFO. 117 routes only on Porter Airlines, 1,102 routes only on United Airlines; both serve 36 airports. Routes checked October 27, 2026.

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Routes both fly
3
Only PD
117
Only UA
1,102
Airports both serve
36

Route overlap

of all routes either flies are flown by both
0%
of the airports either serves are served by both
9%
of Porter Airlines's routes United Airlines also flies
3%
of United Airlines's routes Porter Airlines also flies
0%

Routes both fly · 3

Route sources (including Wikipedia fallback): Porter Airlines ↗ (checked Oct 27, 2026), Porter Airlines ↗ (checked Oct 27, 2026), Porter Airlines ↗ (checked Oct 27, 2026), Porter Airlines ↗ (checked Oct 27, 2026) and 196 more.

Compare other airlines

Only Porter Airlines · 117

From Toronto YTZ · 15

From Toronto YYZ · 38

From Ottawa YOW · 30

From Hamilton YHM · 11

From Halifax YHZ · 7

From Montréal YUL · 7

From Montréal YHU · 6

From Edmonton YEG · 1

From Vancouver YVR · 1

From Montego Bay MBJ · 1

Only United Airlines · 1102

From Chicago ORD · 213

From Denver DEN · 201

From Houston IAH · 179

From Newark EWR · 169

From San Francisco SFO · 113

From Washington IAD · 131

From Los Angeles LAX · 60

From Hagåtña GUM · 15

From Cleveland CLE · 6

From Honolulu HNL · 5

From Tokyo NRT · 5

From Key West EYW · 1

From Hong Kong HKG · 2

From Babelthuap Island ROR · 1

From Vieux Fort UVF · 1

Airports both serve · 36

If Porter Airlines and United Airlines merged

Merged, Porter Airlines and United Airlines would fly 1,222 nonstop routes to 411 airports in 77 countries. 3 routes (0% of the combined network) are flown by both today, where a merger would end head-to-head competition. Porter Airlines would gain 359 new airports and United Airlines 16 new airports.

Merged nonstop routes
1,222
Airports served
411
Countries
77
Routes both fly today
3 (0%)

New for Porter Airlines · 359

New for United Airlines · 16

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

Quick answers

Do Porter Airlines and United Airlines fly the same routes?

Yes, 3 routes: Montréal (YUL) to Newark (EWR), Ottawa (YOW) to Newark (EWR), and Toronto (YYZ) to San Francisco (SFO).

Which has more routes, Porter Airlines or United Airlines?

United Airlines, with 1,105 nonstop routes to 395 airports, against 120 routes to 52 airports for Porter Airlines.

Which airports do both Porter Airlines and United Airlines fly to?

Austin (AUS), Boston (BOS), Calgary (YYC), Cancún (CUN), Chicago (ORD), Edmonton (YEG), Fort Lauderdale (FLL), Fort Myers (RSW), George Town (GCM), Halifax (YHZ), Las Vegas (LAS), Liberia (LIR), Los Angeles (LAX), Miami (MIA), and Montego Bay (MBJ), and 21 more.

Which routes does only Porter Airlines fly?

117 routes, including Oranjestad (AUA) to Ottawa (YOW), Oranjestad (AUA) to Toronto (YYZ), Cancún (CUN) to Hamilton (YHM), Cancún (CUN) to Halifax (YHZ), Fort Lauderdale (FLL) to Hamilton (YHM), and Montego Bay (MBJ) to Hamilton (YHM), and 111 more.

Which routes does only United Airlines fly?

1,102 routes, including Allentown/Bethlehem (ABE) to Chicago (ORD), Abilene (ABI) to Denver (DEN), Abilene (ABI) to Houston (IAH), Albuquerque (ABQ) to Denver (DEN), Albuquerque (ABQ) to Washington (IAD), and Albuquerque (ABQ) to Houston (IAH), and 1096 more.

What is the longest route both Porter Airlines and United Airlines fly?

Toronto (YYZ) to San Francisco (SFO), about 2,254 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 Porter Airlines and United Airlines overlap?

0% of the routes either airline flies are flown by both. That is 3% of Porter Airlines's routes and 0% of United Airlines's; 9% of the airports either serves are served by both.

What would a Porter Airlines and United Airlines merger fly?

Merged, Porter Airlines and United Airlines would fly 1,222 nonstop routes to 411 airports in 77 countries. 3 routes (0% of the combined network) are flown by both today, where a merger would end head-to-head competition. Porter Airlines would gain 359 new airports and United Airlines 16 new airports.

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