Air Serbia rejected your claim: test the reason and respond

Some refusals are correct because the claim went to the wrong airline or cited EU261 for a Belgrade departure. Others rely on a vague phrase that does not establish an extraordinary circumstance. The response should identify which kind of problem exists.

This framework uses official information checked on 13 August 2026.

Classify the refusal

Do not assume every negative answer is a final legal determination. Air Serbia's customer-service decision can be challenged through the appropriate supervisory, mediation or court route, depending on the journey.

Correct the legal basis first

Air Serbia is not an EU airline. EU261 covers its flights leaving the EU/EEA, but normally not its flights from Belgrade into the EU. Serbian passenger legislation governs many Serbia departures. UK261 covers a London departure but not ordinarily the Air Serbia-operated return from Serbia. Canadian APPR applies to travel to and from Canada.

If Air Serbia correctly says EU261 does not cover Belgrade-Paris, do not repeat EU261. Reformulate the request under Serbian law and follow its procedure. If the journey was Paris-Belgrade, point to the EU origin and explain that carrier nationality is irrelevant on departure.

On one EU-origin ticket through Belgrade, the final destination may extend beyond Serbia. Attach the entire itinerary rather than arguing from the delayed sector alone. The coverage comparison supplies a direction-by-direction matrix.

Challenge vague extraordinary-circumstances wording

An EU261 refusal should identify an external event and demonstrate that the disruption could not have been avoided even if all reasonable measures had been taken. “Operational reasons,” “airport restrictions” or “flight safety” can be conclusions rather than proof.

Request:

1. the exact event and time window;
2. the airport, aircraft and rotation affected;
3. any relevant ATC slot, weather report or authority decision;
4. the causal chain to the claimant's service;
5. the delay attributed to the alleged event;
6. aircraft, crew and rerouting alternatives considered;
7. reasons those measures were unavailable or disproportionate.

A passenger does not need access to confidential technical records to ask for a reasoned explanation. Redacted or summarised evidence can still show whether the defence is coherent.

Test common causes rather than labels

Technical fault

Ordinary unexpected component failures are generally inherent in airline operation under Court of Justice authority. Hidden manufacturing defects, sabotage, terrorism or external damage can differ. Ask for the nature and origin of the fault, not a maintenance log containing irrelevant personal data.

Weather or ATC

Severe conditions or binding air-traffic decisions can be extraordinary. Air Serbia still needs to connect the event to the flight and show reasonable mitigation. Nearby flights operating normally do not prove the claim, but they can justify asking why this aircraft could not operate or reroute.

Strike

EU case law distinguishes action by the airline's own workforce from an external ATC or airport strike. Identify the employer and the operational effect. Serbian or UK treatment must be checked under its own governing source.

Use the Air Serbia weather and ATC guide for evidence that narrows the dispute.

Verify the operator

A JU code can be marketed by Air Serbia while another airline operates the sector. In that true codeshare situation, redirecting fixed compensation to the actual operator may be correct. The ticket issuer can remain relevant to reimbursement.

Wet lease is not the same. Air Serbia publishes current partner operations with airBaltic and Bulgaria Air and explains the customer treatment of specified JU-numbered services. If the refusal simply points to the aircraft owner, quote the carrier's current wet-lease information and ask who retained responsibility for that service.

Rebuild the calculation

State scheduled and actual arrival at the final destination, the method used to determine door-opening time, route distance and every eligible passenger. If cancellation is involved, add notice date and the departure and arrival of the offered substitute.

Keep remedy lines separate:

• fixed passenger compensation;
• reimbursement of unused transport;
• rerouting or reasonable replacement cost;
• meals, accommodation and transfer;
• downgrade or paid ancillary refund;
• baggage or proven Montreal Convention damage.

Air Serbia may correctly reject one line while another remains valid. A weather defence can defeat fixed compensation without removing qualifying care or the refund choice.

Respond with a targeted letter

Use this order:

1. quote the claim reference and refusal date;
2. identify the single finding being disputed;
3. correct factual or legal errors with documents;
4. request named operational evidence;
5. restate each remedy and amount;
6. set a reasonable reply date consistent with the applicable procedure;
7. preserve the right to approach the competent body or court.

Avoid threats, unsupported accusations and copied passages unrelated to the itinerary. A four-page chronology with attachments can be stronger than twenty pages of generic law.

Escalation after Air Serbia's response

For the Serbian path, official material instructs the passenger to complain to the airline within 90 days and permits a Directorate complaint after the carrier's 60-day period for a complete file. The Civil Aviation Directorate checks compliance; its FAQ explains that it does not pay compensation, issue refunds or conclusively enforce a private civil debt.

An EU-departure complaint may belong with the enforcement or dispute-resolution body linked to that departure state. UK departures use UK complaint routes, while Canadian APPR claims can proceed to the Canadian Transportation Agency after the carrier stage. Jurisdiction and limitation should be checked before choosing court.

The Air Serbia CAD and court guide explains the different functions without promising an administrative payout.

FAQ

Is “operational reasons” enough to refuse Air Serbia compensation?

No. It does not identify whether the event was external, how it caused this disruption or which reasonable measures Air Serbia attempted.

What if Air Serbia says my flight was operated by a partner?

Check the operated-by line and whether the arrangement was a codeshare or wet lease. The responsible claim path differs between those structures.

Can I challenge a weather refusal?

Yes when the explanation lacks the precise conditions, timing, causal link or mitigation. Genuine severe weather can still be a valid defence once proved.

Does CAD order Air Serbia to pay my claim?

The Serbian Directorate supervises compliance but explains that it does not itself pay or enforce an individual civil award. Court action may remain necessary.

Should I submit the same form again after refusal?

Usually no. Reply under the existing reference with the missing facts and focused evidence unless Air Serbia specifically directs a new category or case.

Official sources

• Air Serbia claims.
• Air Serbia passenger rights.
• Serbian CAD complaint process.
• Serbian CAD frequently asked questions.
• Court of Justice technical-fault judgment, C-257/14.
• Court of Justice strike judgment, C-28/20.