Compare United Airlines and Delta Air Lines for USA travel. Review baggage policies, seat dimensions, change fees, and route networks to choose the best airline for your trip.
Quick Comparison
| Category | Airline A | Airline B |
|---|---|---|
| Free cabin bag | Standard 55x40x20cm | Standard 55x40x20cm |
| Seat pitch | 30-32 inches | 30-32 inches |
| Change fee | USD50-100 | USD50-100 |
| Checked bag 20kg | USD30-60 | USD25-55 |
Class Comparison
Economy
Seat pitch: Standard, Width: Standard
Meal service: Buy on board
Entertainment: Streaming
Choose Airline A If…
- You prefer United Airlines’s service
- You value their route network
Choose Airline B If…
- You prefer Delta Air Lines’s pricing
- You value their schedule
Verdict by Traveller Type
Budget traveler
Winner: Delta Air Lines
Lower base fares
Business traveler
Winner: United Airlines
Better service
Families
Winner: United Airlines
Better policies
Frequently Asked Questions
Which is cheaper United Airlines or Delta Air Lines?
Pricing varies by route. Delta Air Lines often has lower base fares, but United Airlines may include more services.
Which has better baggage allowance?
Both have similar policies. Check specific routes for current allowances.
Which has more comfortable seats?
Seat comfort varies by aircraft. Check seat maps before booking.
Where do they fly?
United Airlines and Delta Air Lines both serve major USA destinations.
Can I change flights?
Both allow changes with fees. Check current change policies.
Which is better for families?
United Airlines generally offers better family policies and services.
Data updated: 2026-03
