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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.

Delta Air Lines vs KLM Royal Dutch Airlines

Side-by-side policy and rating comparison — baggage, Wi-Fi, legroom, lounges, and loyalty programmes.

Verdict

Delta Air Lines scores higher on FlightLogic at 8.0/10 vs 8.0/10 for KLM Royal Dutch Airlines. Policy comparison below covers cabin baggage, checked bags, Wi-Fi, and seat pitch.

Comparison data last updated 6 July 2026

Policy comparison

Structured operational tokens — verify current fare rules on each airline before booking.

Policy Delta Air Lines KLM Royal Dutch Airlines
Cabin baggage IncludedIncluded
Checked baggage Fee on domestic Basic; intl often 1×23 kg1×23 kg long-haul; Light none short-haul
In-flight Wi-Fi Partial (messaging/select routes)Paid
Economy seat pitch 31–32"31"
Loyalty programme SkyMilesFlying Blue
Lounge access Delta Sky ClubKLM Crown lounges
Changes & refunds No change fees most fares; Basic Economy restrictedFlex allows changes

Individual profiles

Delta Air Lines

DL · United States

Expert Editorial Review

FlightLogic score: 8.0/10

Editorial profiles

United States · DL/DAL · #1 in this comparison

Delta Air Lines

Keep Climbing

#8 Global 4-Star
8.0 / 10
Quick Answer

Delta Air Lines scores 8.0/10 on FlightLogic (safety 9.3/10), ranking #8 globally. in-flight Wi-Fi is paid or partial on most long-haul routes. Special meals require pre-order on long-haul.

Is Delta Air Lines a good airline?

Delta Air Lines scores 8.0/10 (Excellent) on FlightLogic, ranking #8 globally with a safety score of 9.3/10. Delta leads US carriers in operational reliability, Sky Club lounges, and a improving premium cabin portfolio including Delta One suites. See full profile →

Overall 8.0 Excellent
Safety 9.3 Excellent Safety
Service 8.0 Cabin crew & ground
Value 7.8 Fare vs product
Star rating 4★ FlightLogic tier
Rating basis Editorial FlightLogic methodology

Score breakdown

Customer Service
8.0
Seat Comfort
8.2
Food & Beverage
7.2
In-Flight Entertainment
8.0
On-Time Performance
8.8
Value for Money
7.8

Key facts

Hub
Atlanta, Detroit, Minneapolis
Alliance
skyteam
Founded
1925
Fleet
950 aircraft
Region
americas
IATA / ICAO
DL / DAL

Passenger policies

Cabin baggage Included — standard carry-on allowance applies
Checked baggage Fee on domestic Basic; intl often 1×23 kg
In-flight Wi-Fi Partial — free messaging or select routes/cabins only
Economy seat pitch 31–32"
Lounge access Delta Sky Club
Changes & refunds No change fees most fares; Basic Economy restricted
Loyalty programme SkyMiles

Strengths

  • Industry-leading OTP in US
  • Delta One suites on A350
  • Strong SkyMiles program

Weaknesses

  • Basic economy restrictions
  • Domestic first class inconsistent

Awards & recognition

  • Most On-Time US Major Airline
  • Best US Airline Premium

Netherlands · KL/KLM · #2 in this comparison

KLM Royal Dutch Airlines

Journey of Inspiration

#14 Global 4-Star
8.0 / 10
Quick Answer

KLM Royal Dutch Airlines scores 8.0/10 on FlightLogic (safety 9.3/10), ranking #14 globally. in-flight Wi-Fi is paid or partial on most long-haul routes. Special meals require pre-order on long-haul.

Is KLM Royal Dutch Airlines a good airline?

KLM Royal Dutch Airlines scores 8.0/10 (Excellent) on FlightLogic, ranking #14 globally with a safety score of 9.3/10. KLM is the Netherlands' flag carrier operating from Amsterdam Schiphol with one of Europe's densest networks, World Business Class on long-haul, and Flying Blue shared with Air France. See full profile →

Overall 8.0 Excellent
Safety 9.3 Excellent Safety
Service 8.2 Cabin crew & ground
Value 7.8 Fare vs product
Star rating 4★ FlightLogic tier
Rating basis Editorial FlightLogic methodology

Score breakdown

Customer Service
8.2
Seat Comfort
8.0
Food & Beverage
8.0
In-Flight Entertainment
7.8
On-Time Performance
8.2
Value for Money
7.8

Key facts

Hub
Amsterdam Schiphol (AMS)
Alliance
skyteam
Founded
1919
Fleet
110 aircraft
Region
europe
IATA / ICAO
KL / KLM

Passenger policies

Cabin baggage Included — standard carry-on allowance applies
Checked baggage 1×23 kg long-haul; Light none short-haul
In-flight Wi-Fi Paid Wi-Fi or messaging packages
Economy seat pitch 31"
Lounge access KLM Crown lounges
Changes & refunds Flex allows changes
Loyalty programme Flying Blue

Strengths

  • Efficient AMS single-terminal hub
  • Crown Lounge at Schiphol
  • Strong Africa and Asia connections

Weaknesses

  • Older short-haul cabins on some European routes
  • Flying Blue dynamic pricing on awards

Awards & recognition

  • Oldest operating airline
  • Best Schiphol hub carrier

FAQ

Which is better — Delta Air Lines or KLM Royal Dutch Airlines?

Delta Air Lines scores higher on FlightLogic at 8.0/10 vs 8.0/10 for KLM Royal Dutch Airlines. Policy comparison below covers cabin baggage, checked bags, Wi-Fi, and seat pitch.

Does Delta Air Lines or KLM Royal Dutch Airlines include a carry-on bag?

Delta Air Lines: Included. KLM Royal Dutch Airlines: Included.

Which has free Wi-Fi — Delta Air Lines or KLM Royal Dutch Airlines?

Delta Air Lines: Partial (messaging/select routes). KLM Royal Dutch Airlines: Paid.

Does Delta Air Lines include checked baggage?

Delta Air Lines checked baggage: Fee on domestic Basic; intl often 1×23 kg.

Does KLM Royal Dutch Airlines include checked baggage?

KLM Royal Dutch Airlines checked baggage: 1×23 kg long-haul; Light none short-haul.