Republic Airways·Operates for American, Delta and United
How to Change a Republic Flight — Fees & Rules
How to Change a Republic Flight — Fees & Rules — Summary
Change a Republic booking: change fees, fare difference rules, same-day change and standby, the 24-hour rule, and what happens if you no-show.
Key Travel Facts & Insights
- Change fees: Set by the mainline carrier..
- Same-day changes and standby: Handled by the mainline carrier..
- The 24-hour rule: DOT 24-hour rule applies through the ticketing carrier..
- If you miss the flight: Mainline rules apply..
Change fees
Set by the mainline carrier.
Same-day changes and standby
Handled by the mainline carrier.
The 24-hour rule
DOT 24-hour rule applies through the ticketing carrier.
If you miss the flight
Mainline rules apply.
Which fare you bought matters
Sold under the mainline brand — Republic sets no fare rules.
Fastest way to make the change
Use the mainline carrier's channels.
Republic changing your flight — common questions
Does Republic charge a change fee?
Set by the mainline carrier.
Can I cancel a Republic flight within 24 hours?
DOT 24-hour rule applies through the ticketing carrier.
What happens if I miss my Republic flight?
Mainline rules apply.
More Republic help
Booking Republic? Talk to a US travel consultant.
Fare rules, baggage allowances and change policies differ by route and fare brand. Our consultants confirm the exact terms attached to your itinerary before you pay — and handle the change or refund if plans move.