When booking a flight with United Airlines, understanding their baggage policy can save you from unexpected charges at the airport. Whether you’re flying domestically or internationally, your baggage allowance and fees can vary depending on your fare class, destination, and loyalty status. Let’s break down United Airlines baggage policy & fees in a way that’s easy to understand.
What is United Airlines' Baggage Policy?
United Airlines baggage policy 2025 includes allowances for carry-on and checked luggage, depending on the type of ticket purchased. Most tickets include one personal item for free, while Basic Economy fares typically do not include a full-sized carry-on bag unless you’re traveling to certain destinations or hold MileagePlus status.
For all other fare types, passengers are allowed:
One carry-on bag (22 x 14 x 9 inches)
One personal item (like a purse or laptop bag)
Checked baggage is subject to fees and limits based on your travel route and ticket class.
How Much Does United Airlines Charge for Checked Baggage?
United Airlines checked baggage fees vary depending on your route, ticket type, and whether you pay in advance online or at the airport.
Here are the standard domestic baggage fees (as of 2025):
First checked bag: $35 (online), $40 (at airport)
Second checked bag: $45 (online), $50 (at airport)
Prices may be higher for international routes, and additional charges apply for extra bags or special items.
Tip: Use the United Baggage Calculator on their website for route-specific fees.
What is the Carry-on Baggage Allowance on United Airlines?
According to the United Airlines baggage policy, most travelers are allowed:
One personal item (e.g., backpack, tote, laptop bag) – must fit under the seat
One standard carry-on bag – max dimensions: 22" x 14" x 9"
Passengers with Basic Economy tickets are restricted to only a personal item unless they're traveling to certain international destinations or are MileagePlus Premier® members.
What Are the Weight and Size Limits for United Airlines Luggage?
United Airlines baggage policy weight and size limits are strict, especially for checked bags:
Checked bag max weight:
50 lbs (23 kg) for Economy Class
70 lbs (32 kg) for Business, First, and Premier Gold+ members
Checked bag size limit:
Total dimensions (L+W+H) should not exceed 62 inches (158 cm)
Exceeding these limits will result in overweight/oversize fees, which can range from $100 to $400 per bag.
Does United Airlines Offer Any Free Baggage Allowance?
Yes! Depending on your fare class, destination, or frequent flyer status, you might get free checked bags:
Premium cabins (Business, Polaris, First) usually include 2 free checked bags
United credit card holders (like the United Explorer Card) often receive 1 free checked bag
MileagePlus Premier members may receive up to 3 free bags
Always check your booking details or use the baggage calculator to confirm your specific baggage allowance.
What Are the Baggage Fees for United Airlines International Flights?
The United Airlines baggage policy for international travel differs from domestic:
Many international routes include 1 or 2 free checked bags
For example, flights to Europe, Asia, or South America often include at least one bag
Fees apply for additional bags or oversized/overweight luggage
Always review your itinerary’s baggage allowance in advance, as international policies can vary widely.
How Can I Pay for Baggage on United Airlines?
To save time and money, it’s best to pay your United baggage fees in advance online:
During booking or by accessing your reservation via “My Trips”
Mobile app (recommended for easy check-in and mobile boarding pass)
At the airport (kiosks or counter – typically more expensive)
Tip: Paying online may save you up to $5 per bag compared to airport prices.
What Happens if My Baggage Is Overweight or Oversized on United Airlines?
If your luggage exceeds the United Airlines baggage policy weight or size limits, be prepared to pay extra fees:
Overweight (51–70 lbs): $100–$200 per bag
Oversized (63–115 inches): $200+
Bags over 115 linear inches or 100 lbs are not accepted
To avoid this, consider weighing your luggage at home and using soft-sided bags for flexibility.
Does United Airlines Waive Baggage Fees for MileagePlus Members or Credit Card Holders?
Yes, baggage fee waivers are one of the top perks for frequent flyers and credit card holders:
United Explorer Card: 1st bag free for you and a companion
MileagePlus Premier Silver: 1 free bag
Premier Gold: 2 free bags
Premier Platinum & 1K: 3 free bags
These benefits can save $140+ per roundtrip flight, especially for families or frequent travelers.
Conclusion
Understanding the United Airlines baggage policy & fees is key to a smooth and budget-friendly journey. From carry-on rules to international baggage allowances, knowing what to expect helps you pack smart and avoid last-minute surprises.
Use tools like the United app, baggage calculator, and your MileagePlus account to stay informed. Whether you're flying for business or vacation, United’s updated 2025 baggage policy ensures there's an option for every type of traveler.