Delta Air Lines vs United Airlines Baggage Allowance (2026)
Delta and United share 22×14×9 in carry-on dimensions, but Delta includes carry-on for Basic Economy while United restricts it. Review 2026 rules.
The Decision Verdict (40–60 Words)
Delta Air Lines and United Airlines enforce identical carry-on dimensions of 22 × 14 × 9 inches (56 × 35 × 23 cm) and neither imposes a cabin weight limit. However, Delta allows a free carry-on bag for Basic Economy tickets, whereas United prohibits full-size carry-on bags on domestic Basic Economy fares.
Detailed Comparison Table
| Comparison Dimension | Delta Air Lines Delta | United Airlines United |
|---|---|---|
| Carry-On Dimensions (Inches) Identical Standard | 22 × 14 × 9 in (56 × 35 × 23 cm) Source (Delta Baggage) | 22 × 14 × 9 in (56 × 35 × 23 cm) Source (United Baggage) |
| Basic Economy Carry-On Inclusion Differs by Rule | Free carry-on included Source (Delta) | Personal item only; carry-on banned (domestic) Source (United) |
| Standard Checked Bag Weight Limit Identical Standard | ||
| First Checked Bag Fee (Domestic US) Identical Standard |
*Airline baggage fees and dimensional allowances are verified snapshots as of 2026-09-03. Fees vary dynamically by route, fare class, and booking window. Always check with your operating carrier before departure.
Where Rules Are 100% Identical
To prevent false assumptions, the following standards are shared without difference between all compared parties:
- Carry-on bag dimensions (22 × 14 × 9 inches)
- Checked bag weight limit (50 lbs / 23 kg)
- No cabin baggage weight limit
Key Rule Distinctions Explained
What is the rule for carry-on dimensions (inches)?
Both carriers mandate that overhead carry-on bags must measure 22 × 14 × 9 inches or smaller, including handles and wheels, to fit inside sizing templates and overhead bins.
What is the rule for basic economy carry-on inclusion?
Delta includes one free overhead carry-on bag plus one personal item on all Basic Economy fares. United permits only one small personal item on domestic Basic Economy flights; full-size carry-ons must be checked at the gate with a $25 gate fee plus checked bag fee.
What is the rule for standard checked bag weight limit?
Both legacy carriers set a 50 lb (23 kg) weight ceiling for standard economy checked bags before overweight penalties apply.
What is the rule for first checked bag fee (domestic us)?
First checked bag standard fees start at $35 USD on both carriers when prepaid online. Note: Airline baggage fees vary by route, fare class, and booking date.
Traveler Recommendation & Decision Summary
Choose Delta if traveling light on a Basic Economy budget ticket, as United requires upgrading to standard Economy to access overhead bin storage.
Check Your Exact Items
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Frequently Asked Questions
Does United allow a carry-on bag on Basic Economy tickets?
No, on domestic flights within the US, United Basic Economy passengers are restricted to one personal item that fits under the seat. If you bring a full-size carry-on to the boarding gate, you will be charged the standard checked bag fee plus a $25 gate handling fee.
Does Delta charge for carry-on bags in Basic Economy?
No. Delta Air Lines includes one free full-size carry-on bag (22 × 14 × 9 inches) plus one personal item for all passengers, including Basic Economy ticket holders. Unlike United, Delta passengers can use overhead bins regardless of the economy fare class purchased.
Official Primary Sources & Citations
- Delta Air Lines Baggage Policy Verified: 2026-09-03
- United Airlines Baggage Policy Verified: 2026-09-03