FlightLogic

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FlightLogic is an independent, advertising-supported information service that lets you compare airlines, airports, hotels, and travel products. We do not provide financial advice and we do not recommend specific products or providers. Links marked * are advertising links and may earn us commission at no extra cost to you — always read the terms of any product before booking or applying. Learn more about how we make money.

Verdict

Kuala Lumpur International Airport (KUL) scores higher overall at 8.2/10 versus Hartsfield-Jackson Atlanta International Airport (ATL) at 7.3/10.

Score comparison

Metric Kuala Lumpur International Airport Hartsfield-Jackson Atlanta International Airport
FlightLogic Score 8.2 7.3
On-Time Performance 8.0 7.1
Passenger Experience 8.1 7.0
Facilities & Comfort 8.5 7.8
Lounge Score 8.5 7.9
City Kuala Lumpur Atlanta
Country Malaysia United States
Terminals KLIA Main Terminal + klia2 (LCC) Domestic + International Terminal (Maynard H. Jackson)
Annual passengers 62M+ 104M+

Operational comparison

Transport links, lounge access, connection times, and UK261 eligibility — verify locally before travel.

Policy KUL — Kuala ATL — Hartsfield-Jackson
Rail / public transport
To city centre
Lounge day pass
Min. connection time
Primary hub carriers

Detailed profiles

Kuala Lumpur, Malaysia · KUL · #1 in this comparison

Kuala Lumpur International Airport

KLIA Main Terminal + klia2 (LCC) · 62M+ passengers/year

8.2 / 10

How good is Kuala Lumpur International Airport?

Kuala Lumpur International Airport (KUL) scores 8.2/10 (Excellent) on FlightLogic's airport index — combining on-time performance (8.0), passenger experience (8.1), and facilities (8.5). Lounge quality rates 8.5/10. See full airport guide →

In short

Kuala Lumpur KLIA (KUL) scores 8.2/10 on FlightLogic with lounge score 8.5/10. Malaysia Airlines Golden Lounge is the flagship premium space in the main terminal. klia2 handles LCCs separately. See /guides/kul-airport-lounge-guide-2026 for Golden Lounge access and connection tips.

FlightLogic Score 8.2 Excellent
On-time 8.0 Departure reliability
Experience 8.1 Staff, queues, cleanliness
Facilities 8.5 Food, shops, seating
Lounges 8.5 Lounge quality
Rating basis Editorial FlightLogic methodology

Score breakdown

Modelled on industry airport indices — on-time data, facilities ratings, and editorial experience signals combined into a single FlightLogic score.

On-Time Performance
8.0
Passenger Experience
8.1
Facilities & Comfort
8.5
Lounge score 8.5/10

Highlights

  • Malaysia Airlines Golden Lounge in the main terminal — solid buffet dining and shower suites for oneworld business and Emerald
  • KLIA Express reaches KL Sentral in 28 minutes — useful for long layovers with visa-free entry for UK passport holders
  • klia2 serves AirAsia and LCCs separately — inter-terminal transfers require landside train and re-security
  • Competitive fares on Malaysia Airlines and BA codeshares for UK–Australia via KUL

Overview

Malaysia Airlines Golden Lounge hub with efficient KLIA–klia2 train link and strong UK–Australia routings via Kuala Lumpur.

Golden Lounge and oneworld access

Malaysia Airlines Golden Lounge serves business class and oneworld Sapphire/Emerald on international departures from the main terminal. Buffet-led dining with Malaysian and international options; shower suites available.

Qantas, Cathay Pacific, and BA connecting passengers on oneworld itineraries typically access Golden Lounge or partner-contracted space depending on operating carrier and tier.

Atlanta, United States · ATL · #2 in this comparison

Hartsfield-Jackson Atlanta International Airport

Domestic + International Terminal (Maynard H. Jackson) · 104M+ passengers/year

7.3 / 10

How good is Hartsfield-Jackson Atlanta International Airport?

Hartsfield-Jackson Atlanta International Airport (ATL) scores 7.3/10 (Very Good) on FlightLogic's airport index — combining on-time performance (7.1), passenger experience (7.0), and facilities (7.8). Lounge quality rates 7.9/10. See full airport guide →

In short

Atlanta ATL is rated 7.3/10 on FlightLogic — the world's busiest airport. Delta Sky Club network serves premium passengers; International Terminal F for foreign carriers. Allow 75+ minutes for domestic connections. See /guides/atlanta-airport-lounge-guide-2026.

FlightLogic Score 7.3 Very Good
On-time 7.1 Departure reliability
Experience 7.0 Staff, queues, cleanliness
Facilities 7.8 Food, shops, seating
Lounges 7.9 Lounge quality
Rating basis Editorial FlightLogic methodology

Score breakdown

Modelled on industry airport indices — on-time data, facilities ratings, and editorial experience signals combined into a single FlightLogic score.

On-Time Performance
7.1
Passenger Experience
7.0
Facilities & Comfort
7.8
Lounge score 7.9/10

Highlights

  • Delta operates 75%+ of ATL traffic — Sky Club locations throughout domestic concourses
  • International Terminal (Terminal F) handles all foreign carriers and Delta long-haul
  • Domestic connections typically stay airside within 45–75 minutes on Delta
  • UK travellers connect via Delta partners from LHR and MAN

Overview

World's busiest airport by passenger volume — Delta Air Lines fortress hub with Sky Club network and efficient domestic connections.

Delta hub and International Terminal

Delta's ATL hub uses Concourses A–E for domestic and short-haul international. The separate International Terminal (Concourse F) handles all foreign-flag carriers and Delta long-haul to Europe and Asia.

Sky Club locations span multiple concourses — access is terminal-specific. Amex Centurion is in Concourse E for domestic Delta departures.

FAQ

Which is better, Kuala Lumpur International Airport or Hartsfield-Jackson Atlanta International Airport?

Kuala Lumpur International Airport (KUL) scores higher overall at 8.2/10 versus Hartsfield-Jackson Atlanta International Airport (ATL) at 7.3/10.

Which has better lounges, KUL or ATL?

Kuala Lumpur International Airport (KUL) scores higher for lounges at 8.5/10, versus Hartsfield-Jackson Atlanta International Airport at 7.9/10.

Which airport is more on-time, KUL or ATL?

Kuala Lumpur International Airport (KUL) has stronger on-time performance at 8.0/10 versus Hartsfield-Jackson Atlanta International Airport (ATL) at 7.1/10.