Airbnb Coding Interview Questions (2026 Guide)
Airbnb blends product thinking with solid DSA. You will see a mix of array, string, design, and simulation problems that feel close to real product features, not just abstract puzzles.
This guide breaks down 132 real Airbnb interview questions: which patterns dominate, the exact difficulty mix, the top 20 problems you should solve right now, and a focused 30-day plan to get you ready.
This guide breaks down 132 real Airbnb interview questions: which patterns dominate, the exact difficulty mix, the top 20 problems you should solve right now, and a focused 30-day plan to get you ready.
📋 Table of Contents
Overview: What Airbnb Actually Asks
Based on 132 real interview questions from Airbnb, here's what you need to know:
Difficulty Breakdown:
Easy: 17% (22 questions)
Medium: 51% (67 questions)
Hard: 33% (43 questions)💡 Key Insight
Airbnb leans slightly more toward hard questions than many big-tech peers, with one-third of questions in the hard bucket, so you should treat hard problems as a core part of prep.Top 10 Patterns Asked at Airbnb
| Rank | Pattern | Frequency | Questions |
|---|---|---|---|
| 1 | Array | 63.6% | 84 |
| 2 | String | 33.3% | 44 |
| 3 | Hash Table | 31.1% | 41 |
| 4 | Breadth-First Search | 18.2% | 24 |
| 5 | Design | 16.7% | 22 |
| 6 | Matrix | 15.9% | 21 |
| 7 | Simulation | 13.6% | 18 |
| 8 | Dynamic Programming | 13.6% | 18 |
| 9 | Math | 13.6% | 18 |
| 10 | Depth-First Search | 12.1% | 16 |
Pattern Strategy
- Master patterns 1–3 first — covers ~40–50% of Airbnb questions.
- Patterns 4–7 are your insurance — these capture many product-like grid, design, and simulation tasks.
- Patterns 8–10 are bonus for senior roles or hard rounds.
Top 20 Airbnb Interview Questions
The most frequently asked and recent problems from Airbnb, grouped by difficulty:
🟢 Easy
| # | Problem | Patterns | Link |
|---|---|---|---|
| 1 | Can Place Flowers | Array, Greedy | LeetCode → |
🟡 Medium
| # | Problem | Patterns | Link |
|---|---|---|---|
| 1 | Simple Bank System | Array, Hash Table, Design | LeetCode → |
| 2 | Smallest Common Region | Array, Hash Table, String | LeetCode → |
| 3 | Flatten 2D Vector | Array, Two Pointers, Design | LeetCode → |
| 4 | Subarray Product Less Than K | Array, Sliding Window | LeetCode → |
| 5 | Combination Sum | Array, Backtracking | LeetCode → |
| 6 | Design Tic-Tac-Toe | Array, Hash Table, Design | LeetCode → |
| 7 | Shortest Uncommon Substring in an Array | Array, Hash Table, String | LeetCode → |
| 8 | Pour Water | Array, Simulation | LeetCode → |
🔴 Hard
| # | Problem | Patterns | Link |
|---|---|---|---|
| 1 | Design Excel Sum Formula | Array, Graph, Design | LeetCode → |
| 2 | Text Justification | Array, String, Simulation | LeetCode → |
| 3 | Maximum Profit in Job Scheduling | Array, Binary Search, Dynamic Programming | LeetCode → |
30-Day Airbnb Prep Plan
Week 1–2 Core Patterns (Focus on Top 3)
- Daily Goal: 2–3 problems from #Array, #String, #Hash Table.
- Day 1–7: Solve 15–20 easy/medium problems.
- Day 8–14: Re-solve Day 1–7 problems from memory (spaced repetition).
- Track: Tag all problems with "Airbnb" in DSAPrep.dev.
Week 3 Mixed Difficulty Practice
- Daily Goal: 1 easy (warm-up) + 1–2 medium (challenge).
- Morning: Review problems from Week 1–2 using the "Due Today" queue.
- Afternoon: Solve 2 new Airbnb-tagged problems.
- Evening: Watch one mock interview video (YouTube: "Airbnb interview").
Week 4 Mock Interviews & Hard Problems
- Monday/Wednesday/Friday: Full mock (2 problems, 90 mins total).
- Tuesday/Thursday: Solve 1 hard problem + review weak patterns.
- Saturday: Review all problems from this month.
- Sunday: Rest or light review.
Self-Assessment — by end of Week 4 you should:
- ✅ Solve 70%+ Airbnb easy problems in <10 mins.
- ✅ Solve 50%+ Airbnb medium problems in <25 mins.
- ✅ Recognize top 5 patterns within 2 mins of reading a problem.
- ✅ Explain time/space complexity without hesitation.
What Makes Airbnb Interviews Unique
🏡 Product-Flavored DSA
Many questions feel like simplified product features (banking systems, games, text layout) which test how cleanly you can model real-world behavior in code.🧩 Strong Design and Simulation Presence
Patterns like Design and Simulation are unusually common, so classes, APIs, and state transitions matter as much as raw algorithm speed.📐 Mix of Implementation Detail and Edge Cases
Problems such as Text Justification and Excel Sum Formula demand careful handling of indices, formatting, and corner cases.🤝 Culture and Communication
Airbnb emphasises collaboration and clarity, so explaining trade-offs and asking clarifying questions is part of what is being evaluated.How to Track Your Airbnb Prep with DSAPrep.dev
Step 1: Filter by Company
- Open DSAPrep.dev → Filter by "Airbnb" to see all tagged problems in one view.
Step 2: Track Pattern Coverage
- Use the dashboard to find weak areas, for example: "Airbnb Design Problems: 4/20 done (20%)."
- Push design and simulation coverage upward before onsite rounds.
Step 3: Schedule Reviews
- Let spaced repetition resurface older Airbnb questions in your "Due Today" queue.
- Aim for 3–5 review passes per key design or DP problem.
Step 4: Mock Interview Mode
- Pick 2–3 Airbnb mediums that include at least one design and one string-heavy task.
- Time-box each to 40–45 minutes and practice explaining your API and data structures up front.
Common Mistakes in Airbnb Prep
⚠️ Mistake 1: Ignoring Design and Simulation
Why it fails: Patterns like Design (16.7%) and Simulation (13.6%) appear often, and weak modeling skills show quickly.
Better: Practice problems that require API design, state handling, and realistic behavior, not just pure array transforms.⚠️ Mistake 2: Focusing Only on Airbnb-Tagged Questions
Why it fails: Tag sets are small and incomplete, so you will not cover the full pattern space by tags alone.
Better: Solve any array/string/hash table + design problems that match Airbnb’s pattern profile.⚠️ Mistake 3: No Spaced Repetition
Why it fails: Complex formatting and design problems are easy to forget without multiple reviews.
Better: Use DSAPrep.dev to review Airbnb-style questions several times over 2–4 weeks.Conclusion: Your Airbnb Interview Roadmap
Today
- Add the top Airbnb problems above to DSAPrep.dev.
- Decide whether strings, design, or simulation is your weakest axis and note it explicitly.
This Week
- Solve 10–15 problems centered on your weakest pattern plus arrays.
- For each design problem, write down your API, invariants, and trade-offs.
This Month
- Complete 50–70 Airbnb-tagged or Airbnb-style problems with a good mix of design and string work.
- Run 3–4 timed mock interviews including at least one design-heavy question per session.
- Review every key problem at least twice using spaced repetition.
🚀 Start Today
You will walk into Airbnb interviews fluent in array and string patterns, confident with design questions, and ready to model realistic product scenarios in code.→ Start Tracking Airbnb Prep on DSAPrep.dev (Free)