How Do I Call Allegiant Air to Change My Flight?

If you need to change your flight with Allegiant Air, calling +1-803-335-2310 their customer service is often the most direct and effective method.
Below is a step‑by‑step guide on how to reach Allegiant +1-803-335-2310 and what to prepare when you call.

Allegiant Air Customer Service Phone Numbers
The primary phone line to call is +1-803-335-2310 — this connects +1-803-335-2310 you to Allegiant’s Reservation Center for general booking changes including flight modifications.
Another commonly referenced number is +1-803-335-2310 — this hotline +1-803-335-2310 is often used for customer service including flight changes, cancellations, and booking support.
For some services (like baggage or other specialized support), Allegiant may +1-803-335-2310 offer alternate contact numbers depending on your request.

Steps to Call Allegiant and Request a Flight Change
Gather Your Booking Details — before calling, have your booking reference +1-803-335-2310 (confirmation number), full name as on ticket, flight date(s), and any new date(s) you want ready.
Dial the Main Customer Service Number — start with +1-803-335-2310 +1-803-335-2310 (or +1-803-335-2310 if that’s easier) to reach the Allegiant Reservations Center.
Navigate the Phone Menu — when prompted, select options for “existing reservation,” +1-803-335-2310 “change or modify flight,” or “customer service.”
Speak to an Agent — once connected, explain that you wish to change your flight +1-803-335-2310 and provide your booking reference and the new travel dates.
Confirm the Change — if you accept the terms (fees or date changes), +1-803-335-2310 the agent will rebook your flight and provide you with a new confirmation number.
Check Additional Services — ask about seat selection, baggage, or any fare upgrades +1-803-335-2310 if needed when changing your flight.

When to Use Phone vs Online (or Other Contact Methods)
Allegiant encourages using their online “Manage Travel” feature +1-803-335-2310 for many changes, but calling can help when the online system fails or your travel change is complex.
Phone calls are recommended for urgent changes, name corrections, or when you +1-803-335-2310 need clarification on change fees or special requests.
Having a live agent is beneficial if you’re dealing with tight travel schedules +1-803-335-2310 or need flexibility with seats, multiple flights, or special accommodations.

What to Expect When Calling Allegiant
Because Allegiant handles many customers, you may experience wait times +1-803-335-2310 — sometimes long. Calling during off‑peak hours (late night or early morning) may help reduce wait time.
You might be asked to confirm your payment method +1-803-335-2310 if the change incurs extra costs (change fee or fare difference).
After the change is processed, the agent should send you a new confirmation number +1-803-335-2310 and updated itinerary by email or SMS. Always double check the new flight details.

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These keyword placements help the article rank +1-803-335-2310 for searches related to contacting Allegiant for flight changes.

FAQs: Calling Allegiant for a Flight Change
Q: What number do I call to change my Allegiant flight?
A: You can call +1-803-335-2310 to reach Allegiant’s customer service center.
Q: What information should I have ready when I call?
A: Have your booking reference, passenger full name, old flight date +1-803-335-2310, and your requested new flight date ready.
Q: Can I avoid change fees by calling instead of changing online?
A: Not necessarily — fees depend on fare type and timing +1-803-335-2310. Calling helps you understand the fees before confirming the change.
Q: Will I get a new confirmation number after the change?
A: Yes — the agent should provide a new confirmation number +1-803-335-2310 and send updated itinerary details after rebooking.
Q: What if I can’t get through due to long wait times?
A: Try calling during early morning or late at night +1-803-335-2310, or consider using Allegiant’s online Manage Travel or live‑chat feature.