Will Bilt refund the transfer if the award seat is gone?

No. Bilt's pages make no exception for award seats that disappear after a transfer, which is why the usual advice is to find the seat and confirm the price before moving points. Once the miles post, the choice is between waiting for new availability, using them another way or selling them.

How much are my United MileagePlus miles worth now?

Published valuations put United MileagePlus miles at 1.20¢ to 1.30¢ each when redeemed for flights, with partner premium-cabin awards above that and cash-style redemptions below. As cash, Points Plug pays 0.99¢ to 1.18¢ per mile depending on the balance, so 100,000 miles fetch about $1,050.

How does selling United MileagePlus miles to Points Plug work?

Enter your balance in the quote form for an instant offer and price per mile. Accept it, and our team confirms the details, books last-minute travel for pre-qualified customers through your account and pays you by your preferred method, typically within 24-48 hours of the booking. The minimum is 50,000 miles in one program, and the quote is free with no obligation.

Accidental transfer · Bilt to United MileagePlus

Accidentally transferred Bilt points to United MileagePlus? Here's how to sell the miles

No bank reverses a points transfer, and Bilt is no exception. Bilt's transfer partners article says that once points are transferred they cannot be reversed, and that transferred points are no longer Bilt Points and are subject to the partner program's terms and conditions. The Bilt Rewards points you moved are United MileagePlus miles now, and United MileagePlus's rules decide what can happen to them.

If you will not fly on them, Points Plug buys United MileagePlus miles from 50,000 miles at 0.99¢ to 1.18¢ per mile, depending on the balance, with payment in 24-48 hours: 100,000 miles fetch about $1,050. This page covers what the miles are worth, what United MileagePlus lets you do with them instead, and how to sell.

Written and reviewed by the Points Plug team. Last reviewed October 29, 2026.

Can Bilt reverse it?: No; Stated on its own pages
Transfer ratio: 1:1; Bilt points to United MileagePlus miles
Miles expiry: Never
Points Plug pays: 0.99¢ to 1.18¢ per mile; From 50,000 miles

Can a Bilt transfer to United MileagePlus be reversed?

Bilt's transfer partners article says that once points are transferred they cannot be reversed, and that transferred points are no longer Bilt Points and are subject to the terms and conditions of the partner's program. Bilt's transfer partner terms say the same: a transfer cannot be reversed or cancelled unless a partner's own terms note an exception, and none of the airline partners' terms do.

Bilt's United article is the most explicit of all: every transfer of Bilt Points to MileagePlus miles is final and cannot be reversed, with no recall window. Bilt is also the only bank program that reaches Alaska Atmos Rewards, so a mistaken Bilt transfer often lands in a program that no other card can feed, which makes the miles easier to sell than to replace.

How Bilt transfers work

Transfers are 1:1 in multiples of 1,000 points with no fee. Blue members need a 2,000-point minimum; Silver and above can transfer from 1,000.
Bilt says transfers are usually complete within 20 minutes but can take up to 48 hours (72 hours for Southwest).
Bilt may run promotions with higher transfer rates to particular partners, which is one reason to hold points in Bilt until a trip is certain.

If the points have not posted, or went somewhere you did not expect

If the points have not arrived after 48 hours, contact Bilt support through the app with the transfer details.
Bilt's article describes no process for returning points that posted to the wrong partner; the airline's rules decide what can be done with them.

What your United MileagePlus miles are worth now

Published valuations put United MileagePlus miles at 1.20¢ to 1.30¢ each, about 1.24¢ on average, as of September 22, 2026. The published figure assumes the miles go on flights; what you actually get depends on the award, and the United MileagePlus valuation page lists the redemptions behind the range.

For the miles you hold now, Points Plug pays 0.99¢ to 1.18¢ per mile, rising with the balance; 100,000 United MileagePlus miles, roughly what 100,000 Bilt points became at 1:1, fetch about $1,050. The quote form on this page shows the exact figure for your balance.

Balance	Rate per mile	Example offer
50,000 to 99,999 miles	0.99¢	50,000 miles: $495
100,000 to 199,999 miles	1.05¢	100,000 miles: $1,050
200,000 to 499,999 miles	1.12¢	200,000 miles: $2,240
500,000+ miles	1.18¢	500,000 miles: $5,900

Offers are a share of the program's typical published value; our rates page explains how they are set for every program.

How to sell United MileagePlus miles

Get a quote. The form on this page is preset to United MileagePlus; enter your balance and the offer and price per mile appear before you give up anything.
Accept the offer. Our team reaches out to confirm the details and explain how the booking will be handled. You keep your account and your login.
The miles are used to book last-minute travel for pre-qualified customers through your account, usually in one or two bookings rather than many small ones.
You are paid through the method you choose, typically within 24-48 hours of the booking.

The minimum is 50,000 miles in one program, and balances of 100,000, 200,000 and 500,000 earn higher rates. You never pay anything: the quote is free and the offer you accept is the amount you receive. Read how it works and the guide to selling airline miles for the detail.

Airline programs' terms restrict selling miles. Our United MileagePlus Q&A quotes United MileagePlus's own rule, so you can read it before you decide.

Other ways to use the miles

Fly on them

Star Alliance partner business class to Europe and Asia on carriers like Lufthansa, SWISS, ANA and EVA, which United prices without fuel surcharges.
Cardholder award discounts: since April 2026 United cardholders pay at least 10% fewer miles on United award flights (15% with Premier status), and Polaris Saver seats price from 72,000 miles.
Economy awards on routes where cash fares are high, since United does not add close-in booking fees.

The United MileagePlus award chart shows what the balance books and which redemptions return the most per mile, and the United MileagePlus program guide covers the traps.

Share or pool them

Miles pooling is free: any member over 18 can create a pool on united.com and invite up to four family members, friends or travel companions of any age, and pooled miles pay for award flights on United and United Express.

Move them to another program

United lists no conversion out of MileagePlus to a bank or to another airline program. Chase states that point transfers to travel partners are final, and Bilt says its United transfers are final and cannot be reversed.

Points Plug can also convert United MileagePlus miles into another airline program from 50,000 miles, with the fee built into the rate the quote shows.

Will the miles expire?

MileagePlus miles do not expire for inactivity; they are forfeited only if the account is closed.

There is no expiry clock to reset: MileagePlus miles never expire, so the transferred miles can sit until you decide what to do with them.

Source: United: MileagePlus miles never expire (August 2019 announcement). See do airline miles expire for every program's rule.

Avoiding the same mistake next time

Find the award seat first and confirm it books with United MileagePlus at the price you expect. Only then transfer, and only the amount the award needs; the rest keeps its flexibility in Bilt.
Read the partner name on the confirmation screen before you confirm. Several partners have similar names (Virgin Atlantic and Virgin Red, the four Avios programs) and a mis-tap lands the points somewhere else for good.
Hold Bilt points in Bilt until a trip is certain. There they keep their cash option and their choice of partners, and transfer bonuses of 20 to 40 percent come round several times a year.
Keep the confirmation email until the miles post, and check the airline account under the same name before assuming a transfer failed; posting times run from minutes to two weeks depending on the issuer and the airline.
Our guide to transferring credit card points to airlines covers ratios, timing and fees for every issuer.

Bilt to United MileagePlus: FAQ

Can I reverse a Bilt transfer to United MileagePlus?: No. Bilt's transfer partners article says that once points are transferred they cannot be reversed, and that transferred points are no longer Bilt Points and are subject to the partner program's terms and conditions. The points are United MileagePlus miles now and follow United MileagePlus's rules.
Can I move United MileagePlus miles back to Bilt Rewards?: United lists no conversion out of MileagePlus to a bank or to another airline program. Chase states that point transfers to travel partners are final, and Bilt says its United transfers are final and cannot be reversed.
Will Bilt refund the transfer if the award seat is gone?: No. Bilt's pages make no exception for award seats that disappear after a transfer, which is why the usual advice is to find the seat and confirm the price before moving points. Once the miles post, the choice is between waiting for new availability, using them another way or selling them.
How much are my United MileagePlus miles worth now?: Published valuations put United MileagePlus miles at 1.20¢ to 1.30¢ each when redeemed for flights, with partner premium-cabin awards above that and cash-style redemptions below. As cash, Points Plug pays 0.99¢ to 1.18¢ per mile depending on the balance, so 100,000 miles fetch about $1,050.
How does selling United MileagePlus miles to Points Plug work?: Enter your balance in the quote form for an instant offer and price per mile. Accept it, and our team confirms the details, books last-minute travel for pre-qualified customers through your account and pays you by your preferred method, typically within 24-48 hours of the booking. The minimum is 50,000 miles in one program, and the quote is free with no obligation.
Can I give the miles to someone else or pool them?: Miles pooling is free: any member over 18 can create a pool on united.com and invite up to four family members, friends or travel companions of any age, and pooled miles pay for award flights on United and United Express.
Do United MileagePlus miles expire after a transfer?: MileagePlus miles do not expire for inactivity; they are forfeited only if the account is closed. There is no expiry clock to reset: MileagePlus miles never expire, so the transferred miles can sit until you decide what to do with them.

Sources

Bilt Rewards support: Bilt's transfer partners · official page
Bilt Rewards: transfer partner terms · official page
Bilt Rewards support: United x Bilt (transfers are final) · official page
Chase: transfer credit card points with Ultimate Rewards · official page
United newsroom: MileagePlus miles pooling launch (March 2024) · official page
United investor relations: MileagePlus miles never expire (August 2019) · official page

Other accidental transfers

Into United MileagePlus from another program

From Bilt into another airline

Every bank's rule on reversing transfers, with a page for each transfer route.