How to Book a Standby Flight

Standby flying has changed a lot from the walk-up, cash-in-hand image most people picture. Here's how it actually works today, and when it's worth considering.

What "standby" means now

Standby means you're on a waitlist for open seats on a specific flight, boarded only if seats remain after all confirmed, checked-in passengers are seated. Most major US airlines run standby through an app or kiosk list rather than a physical line, and you're ranked by a mix of fare class, loyalty status, and when you requested standby.

Who typically qualifies for standby

• Same-day standby: Most major airlines let ticketed passengers move to an earlier or later flight on the same day, same route, often for free or a small fee — this is the most common and most reliable form of standby today.
• Elite/loyalty-status standby: Frequent flyers with elite status often get priority standby access and sometimes free upgrades to standby seats in a higher cabin.
• Buddy passes and employee standby: Airline employees and their passes get true unconfirmed standby, subject to the flight's load — not something available to the general public.

How to get on a standby list

1. Check your airline's app or website for a same-day change or standby option tied to your existing ticket — most airlines require you to already hold a ticket for that day.
2. Check in for the flight you want to standby for, either through the app or at the gate, and confirm you're added to the standby list.
3. Be at the gate well before boarding — standby seats are assigned close to departure once the confirmed passenger count is final.

What standby costs

Same-day standby to an earlier or later flight is free on many major US airlines for standard fares, though some airlines and fare classes (particularly Basic Economy) charge a fee or don't allow it at all. Confirm your specific fare's same-day change policy before counting on it.

When standby makes sense — and when it doesn't

Standby works best when you have flexibility and the route has multiple flights per day with typical open seats. It's a poor bet on a fully booked route, a route with only one daily flight, or during peak holiday travel when flights routinely go out full.

Frequently Asked Questions

Can anyone fly standby, or only ticketed passengers?

Same-day standby generally requires you to already hold a ticket for travel that day on the same route. True unconfirmed standby without any ticket is mostly limited to airline employees and buddy-pass holders, not the general public.

Does standby cost extra?

Often it's free for a same-day change to an earlier or later flight on a standard fare, though this varies by airline and fare type — Basic Economy fares frequently don't qualify at all.

How do I know if I made the standby list?

Check your airline's app after requesting the change — most show your standby list position. Gate agents can also confirm your status if you ask.

Is standby a good way to save money on a flight?

Not directly — standby is about flexibility in timing, not price. You're still paying for a ticket; standby just lets you try to fly earlier or later than your original booking.