How to Track Your Lost Luggage

You filed your Property Irregularity Report. Now the waiting starts. The good news: 66% of mishandled bags are returned within 48 hours. ^[2] What separates a fast resolution from a slow one is knowing exactly where to look, how often to check, and when to push harder.

Here’s every tracking method available to you — from the airline’s own systems to the personal tracker you may have packed in your suitcase.

WorldTracer online tracking

WorldTracer is the global baggage tracing system used by over 500 airlines at approximately 2,800 airports worldwide. When you filed your PIR, your report was entered into this system. Now you can monitor its progress. ^[1]

How to check your status:

Enter your PIR reference number (format: AAABBNNNNN — e.g., PHLDL19676) on the airline’s baggage tracking page or on the WorldTracer portal. Most airlines surface WorldTracer data directly through their own websites:

• American Airlines: aa.com/travelInformation/bag/tracker
• Delta: mytracking.delta.com
• United: united.com/baggage-tracing

What you’ll see:

WorldTracer status updates are functional, not narrative. You’ll typically see entries like “tracing,” “located,” “on flight,” or “delivered.” The system doesn’t provide real-time GPS coordinates or a map — it reports when your bag passes through a checkpoint or is scanned at an airport. ^[1]

Record retention. WorldTracer maintains your record for up to 100 days. If your bag hasn’t been matched in that time, the record is closed. Airlines typically declare a bag lost well before that — usually after 14-21 days. ^[1]

Airline app tracking

Major airlines offer real-time bag tracking through their mobile apps. If you haven’t already, download your airline’s app and log in with the account tied to your reservation.

Delta: Fly Delta app

Delta’s app is the most advanced for baggage tracking. Delta uses RFID scanning on all checked luggage, achieving a 99.9% scan success rate. The app sends push notifications at every stage — check-in, aircraft loading, arrival carousel number, and delivery status. ^[3]

For delayed bags, you can file a report directly through the app, track the search progress, and receive delivery updates.

United: United app

United’s app provides real-time bag tracking and supports delayed bag report filing without visiting the airport service desk. You can also text “BAGS” to 32050 for quick baggage assistance — a channel American Airlines and Delta don’t offer. ^[4]

United was the first U.S. airline to integrate Apple’s Share Item Location feature for AirTag tracking in December 2024, and the app supports attaching AirTag location links directly to your delayed bag report. ^[4]

American Airlines: AA app

The AA app supports filing delayed baggage reports and provides real-time bag tracking. As of February 2025, American Airlines also supports Apple’s Share Item Location, allowing passengers with iOS 18.2+ to share their AirTag location data with the airline. ^[5]

Bluetooth and GPS tracker tracking

If you packed an Apple AirTag, Samsung Galaxy SmartTag, Tile, or GPS tracker like Tracki in your suitcase, now is when that investment pays off. While WorldTracer tells you your bag is “tracing,” your personal tracker can show you exactly where it is sitting.

How personal trackers help

Airline systems track bags through barcode and RFID scans at designated checkpoints. If your bag is sitting between checkpoints — on a ramp, in a warehouse, in the wrong sorting area — the airline’s system has no update to give you.

A Bluetooth tracker like an AirTag works differently. It pings off nearby devices in the Find My or Google Find Hub network, reporting its location regardless of whether the airline has scanned it. A GPS tracker like Tracki goes further, providing real-time coordinates via cellular signal in 190+ countries with no dependence on nearby devices at all.

The practical difference: you can call the airline and say, “My bag is at Gate B7 at Chicago O’Hare,” instead of, “Can you tell me anything about my bag?”

Sharing tracker location with the airline

This is the most valuable thing you can do with a personal tracker during a delay. Airlines increasingly accept tracker location data as part of the recovery process.

Apple AirTag (Share Item Location): United Airlines and American Airlines both support Apple’s Share Item Location feature. ^{[4] [5]} In the Find My app (iOS 18.2+), you can create a shareable link to your AirTag’s location. Attach this link to your delayed bag report through the airline’s app, or share it with a baggage service agent over the phone. Authorized airline agents can then view an interactive map with automatic location updates.

Samsung Galaxy SmartTag: Samsung’s tracker connects to Google’s Find Hub network. While formal airline integration is less widespread than with AirTags, you can still share a screenshot or a location link with the airline. Note the time of the location reading when you share it.

Tile and other trackers: Tile’s 70 million+ device network provides location data you can share manually. Open your Tile app, take a screenshot of the location, and send it to the airline via their app chat, email, or over the phone.

GPS trackers (Tracki, etc.): GPS trackers provide the most precise data, especially internationally. Share the live tracking link or a screenshot showing the real-time coordinates. This is especially useful when your bag is at an airport the airline hasn’t checked yet.

If you didn’t have a tracker in your bag for this trip, consider adding one before your next flight. A $29 AirTag or $30 SmartTag turns “somewhere in the system” into a location you can see and share. See our tested tracker recommendations.

How often to check for updates

Checking every 30 minutes won’t make your bag move faster. But checking too infrequently means missing the window to act on new information.

First 24 hours: Check WorldTracer or the airline app every 8-12 hours. Most bags that were simply loaded on the wrong flight or missed a connection will be located within this window.

24-48 hours: Check twice a day. This is the period where 66% of all mishandled bags are resolved. ^[2] If you have a personal tracker showing your bag’s location, call the airline with that information.

48 hours to 5 days: Check once daily. If you’ve received no updates at all by the 48-hour mark, it’s time to escalate (see below).

After 5 days: Check every other day, but shift your focus from tracking to escalation. Most airlines begin a more intensive search phase after 5 days, and some, like American Airlines, allow escalation to their Central Baggage Resolution team at this point. ^[5]

When and how to escalate

Waiting patiently only works up to a point. If tracking shows no progress, take action.

Escalate by phone

Call the airline’s baggage service number directly. Don’t use the general customer service line — the hold times are longer and the agents are less specialized.

• American Airlines: 800-433-7300 (general — no dedicated baggage line published) ^[5]
• Delta: 1-800-325-8224 (dedicated baggage services) ^[3]
• United: 1-800-335-2247 (domestic) or 1-281-821-3526 (international) ^[4]

When you call, have your PIR reference number, flight details, and any personal tracker location data ready. Ask specifically: “What is the current status of my bag, and what is the next step in the search?”

Escalate at key milestones

No update after 24 hours: Call the baggage service number. Ask for a status update and confirm the information on your PIR is correct.

No update after 48 hours: Call again and ask whether the airline has checked on-hand bag records at your connection airports. If you have a personal tracker showing a specific location, provide it and ask for confirmation that the ground handling team at that airport has been contacted.

No update after 5 days: Request escalation to a supervisor or dedicated resolution team. American Airlines has a Central Baggage Resolution office for bags missing over 5 days. ^[5] Ask about interim expense reimbursement if you haven’t already filed. See our guide to claiming immediate expenses.

After 14-21 days: Most airlines declare the bag officially lost at this point. Under the Montreal Convention, a bag is considered lost after 21 days without delivery on international flights. ^[7] You transition from a delay claim to a compensation claim — up to $4,700 on domestic flights under 14 CFR 254 ^[6] or approximately $2,025 (1,519 SDR) on international flights. ^[7]

File a DOT complaint if necessary

If the airline stops responding or refuses to provide updates, you can file a complaint with the U.S. Department of Transportation’s Office of Aviation Consumer Protection at airconsumer.dot.gov. The airline must acknowledge the complaint within 30 days and respond in writing within 60 days. ^[8]

Tracking timeline at a glance

Resolution data sourced from SITA Baggage IT Insights 2025. ^[2]

Next steps

• Claim interim expenses while your bag is missing. You’re entitled to reimbursement for essentials. See what qualifies and how much you can claim.
• Return to the lost luggage hub for guidance on every stage, from filing to compensation.
• Add a tracker before your next trip. Our tested recommendations cover the best options for every budget and phone ecosystem.