revfactory Budget Calculator — Travel Budget Calculator
Itemizes travel costs and compares budget scenarios by spending level.
Budget Allocation Formula
Standard Allocation Ratios
Total Budget Allocation:
Flights: 25-35%
Accommodation: 25-30%
Meals: 15-25%
Local Transport: 5-10%
Sightseeing/Admission: 5-10%
Shopping/Other: 5-10%
Reserve: 5-10%
Adjustments by Travel Type
| Type | Flights | Accommodation | Meals | Sightseeing | Other |
|---|---|---|---|---|---|
| Backpacking | 35% | 15% | 20% | 10% | 20% |
| General Tourism | 30% | 25% | 20% | 10% | 15% |
| Luxury | 25% | 35% | 20% | 10% | 10% |
| Food Tourism | 25% | 20% | 35% | 5% | 15% |
| Family Travel | 30% | 25% | 20% | 15% | 10% |
Daily Cost Reference by Major City
Asia
| City | Budget (per person/day) | Standard | Luxury | Currency |
|---|---|---|---|---|
| Tokyo | $60 | $120 | $280 | JPY |
| Osaka | $55 | $100 | $240 | JPY |
| Bangkok | $25 | $55 | $160 | THB |
| Hanoi | $20 | $40 | $120 | VND |
| Singapore | $65 | $120 | $320 | SGD |
| Taipei | $30 | $65 | $160 | TWD |
Europe
| City | Budget (per person/day) | Standard | Luxury | Currency |
|---|---|---|---|---|
| Paris | $80 | $160 | $400 | EUR |
| London | $95 | $175 | $440 | GBP |
| Rome | $65 | $120 | $320 | EUR |
| Barcelona | $65 | $120 | $320 | EUR |
| Prague | $40 | $80 | $200 | CZK |
Americas & Oceania
| City | Budget (per person/day) | Standard | Luxury | Currency |
|---|---|---|---|---|
| New York | $120 | $200 | $480 | USD |
| Los Angeles | $95 | $160 | $400 | USD |
| Sydney | $95 | $160 | $400 | AUD |
| Hawaii | $95 | $175 | $440 | USD |
Itemized Cost Calculation
Seasonal Airfare Ranges (International)
| Route | Off-Season | Shoulder | Peak | Ultra-Peak |
|---|---|---|---|---|
| Domestic-Japan | $120-200 | $200-320 | $320-480 | $480-800 |
| Domestic-SE Asia | $160-280 | $280-400 | $400-640 | $640-960 |
| Domestic-Europe | $480-720 | $720-1040 | $1040-1440 | $1440-2000 |
| Domestic-USA | $560-800 | $800-1120 | $1120-1600 | $1600-2400 |
Accommodation Price Ranges by Type
| Type | Price Range (per night) | Best For | Notes |
|---|---|---|---|
| Hostel (dorm) | $8-32 | Solo backpacker | Shared facilities |
| Guesthouse | $24-64 | 1-2 persons | Local experience |
| Business Hotel | $64-120 | Business/Couples | Amenities |
| Airbnb | $40-160 | Groups/Long-term | Self-catering |
| 4-Star Hotel | $120-240 | Family/Couples | Service |
| 5-Star Resort | $240-800+ | Luxury | Full service |
Savings Strategies
Flight Savings
1. Book 2-3 months ahead (lowest price window)
2. Depart Tue-Thu / Return Sun-Tue
3. Use layover flights (20-40% cheaper than direct)
4. LCC + carry-on only (short trips)
5. Use airline miles (accumulated over time)
Accommodation Savings
1. Airbnb long-term discounts (7+ days: 10-20% off)
2. Off-season weekday bookings
3. Outside city center (calculate transport cost tradeoff)
4. Hostel private room (50% cheaper than hotel)
5. Hotel comparison site price guarantees
Meal Savings
1. Lunch set menus (30-50% cheaper than dinner)
2. Use convenience stores/supermarkets (breakfast/snacks)
3. Local restaurants (40% cheaper than tourist area)
4. Accommodation with breakfast included
5. Eat big meals in cheaper areas
Budget Plan Output Format
## Travel Budget Plan
**Destination**: [City] | **Duration**: [X nights Y days] | **Party**: [N people]
| Item | Unit Cost | Quantity | Subtotal | Notes |
|------|----------|---------|----------|-------|
| Flights | $X | 2 tickets | $X | Direct/Layover |
| Accommodation | $X/night | X nights | $X | Hotel/Airbnb |
| Meals | $X/day | X days | $X | 3 meals+snacks |
| Transport | $X/day | X days | $X | Pass/Taxi |
| Sightseeing | $X | X items | $X | Admission |
| Shopping | $X | - | $X | Estimated |
| Reserve | - | - | $X | 10% of total |
| **Total** | | | **$X** | |
| Per Person | | | **$X** | |
Notes
- City costs vary by season and exchange rates
- Detailed city-specific costs: see
references/city-cost-guide.md