What is the maximum miles for United MileagePlus?

Flight distance is defined as the miles scheduled for a specific flight, as determined solely by United. Members can earn up to a maximum of 75,000 miles per ticket, excluding purchases or bonuses from applicable promotions.



In 2026, there is no official "maximum" number of miles you can accrue in a United MileagePlus account; you can theoretically hold millions of miles for as long as you like. Most importantly, United miles never expire, so your balance is safe regardless of how often you fly. However, there are "caps" on how many miles you can earn per ticket. For a single flight, you are limited to earning a maximum of 75,000 miles (based on a $15,000 ticket price for a Premier 1K member earning 11x miles per dollar). If you are looking to buy miles, United typically limits you to purchasing 175,000 miles per calendar year, though they often run "mystery bonus" promotions that can temporarily increase this limit. From a high-value perspective, the real "maximum" to worry about is the redemption limit: United uses dynamic pricing, meaning a "Saver" award might cost 30,000 miles, while a last-minute "Everyday" award could reach 200,000+ miles. Keeping a balance of 100k–200k is the peer-recommended "sweet spot" for securing high-value business class upgrades when they become available.

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In other words, for 70,000 miles you could fly round trip between San Francisco and Tahiti in economy on the trip of a lifetime. The 80,000 miles on offer with the United Club Infinite Card will get you there.

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You're automatically eligible for a Complimentary Premier Upgrade as long as you are a Premier member (the higher your status, the earlier you become eligible for Complimentary Premier Upgrades and are flying on an eligible ticket on any eligible United-operated flight.

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The primary way of earning PQP is by flying United, United Express, and any of United's airline partners. These consist of all Star Alliance members, plus some unique partners like Brazil's Azul, Hawaiian Airlines, Emirates, JSX, and Virgin Australia.

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While you always have the option to buy award miles, you're able to purchase extra award miles at a reduced price each time you fly with us. With Award Accelerator®, you can buy miles at a discount off of the standard price per mile.

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If you're unable to take a flight, try earning PQPs by spending on eligible United credit cards. The type of United credit card you have determines how much you'll need to spend to get a PQP boost and the number of PQPs you'll earn. » Learn more: Which United credit card should you get?

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You must fly 54 PQF and earn 18,000 PQP or earn 24,000 PQP, exclusive of Flex PQP in order to qualify for Premier 1K status. The United Presidential Plus Card is no longer available to new applicants.

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Pay with Miles is a benefit of select Delta Amex Cards where you can use miles to pay for all or part of the cost of eligible flights. It is always available as a payment option on all Delta operated flights as long as you have 5,000 miles in your SkyMiles account.

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Use miles for flights, upgrades and more Now you can combine money and miles to book a flight. Search for a flight using money, choose Money + Miles as your payment method and select how many miles you want to use. Then, cover the rest of the cost with money. You can also use miles to upgrade your seat after booking.

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Yes, United miles can be transferred to others, however not only will you pay to do the transfer, but you'll have to pay a processing fee as well. United charges $7.50 per 500 miles transferred plus a $30 processing fee. So, if you wanted to transfer 50,000 miles, you would have to pay $780.

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