The mid-size 737 Next Generation variant. Southwest was its dominant operator; retirements are accelerating as MAX 7 deliveries eventually resume.
Boeing
Boeing 737-700
ICAO:
B737 IATA: B737-700 First flight1997
Typical seats128-149
Range6,230 km
Engines2× CFM56-7B
Current operators
Airlines with active B737-700 aircraft in their fleet, ranked by count.
WN
Southwest Airlines Co.
454 aircraft
WS
WestJet
51 aircraft
UA
United Airlines
38 aircraft
SK
SAS
30 aircraft
CZ
China Southern Airlines
29 aircraft
AR
Aerolineas Argentinas
21 aircraft
CA
Air China Limited
20 aircraft
AM
Aeromexico
19 aircraft
KL
KLM
18 aircraft
MF
Xiamen Airlines
17 aircraft
AS
Alaska Airlines
14 aircraft
NH
All Nippon Airways
12 aircraft
Recent articles
WestJet Grounds Mainline Network as 4,400 Flight Attendants Walk Out
Southwest Lounge Plans Gain Momentum as Airline Targets Premium Travelers
WestJet Cuts 10 U.S. Routes From Winter 2026/27 Schedule as Vancouver Network Shrinks
Luxair’s 11-Destination Expansion Puts the E195-E2 at the Center of Its 2026 Growth
Cabo Verde Airlines Restores Sal-Recife Link as Its Brazil Network Rebuilds
