Travel & Reference

Estimate total trip cost from per-day budget, trip length, and travelers.

Estimate the number of fuel stops needed for a road trip from total distance and vehicle range.

Calculate how much weight needs to move between bags to balance them under a weight limit.

Estimate flight time from distance and average cruising speed.

Estimate excess baggage fees from actual weight versus allowance and a per-kg fee.

Calculate the time difference in hours between two UTC offsets.

Estimate CO2 emissions for a flight using an average emissions factor per passenger-mile.

Calculate the real cost of a currency exchange markup over the mid-market rate.

Search country calling codes for international dialing.

Search common currency codes, symbols, and names.

Search standardized country names and ISO alpha-2 codes locally in your browser.

Get a simple forecast from Open-Meteo's free geocoding and forecast APIs.

Estimate trip budget from days, daily spending, lodging, and travel cost.

Estimate trip fuel cost from distance, MPG, and fuel price.

Convert luggage weight between pounds and kilograms.

Search common ISO 639-1 language codes and their English names.

Convert an amount using a manually entered exchange rate.

Estimate arrival time from departure time and trip duration.

Estimate driving range from fuel tank size and fuel economy.

Estimate electric vehicle charging cost from battery size, charge added, and energy price.

Estimate travel time from distance and average speed.

Calculate average miles per day for a road trip.

Split hotel cost across nights and people.

Calculate hour difference between two UTC offsets.

Estimate baggage fees from bag count and manually entered fee per bag.

Estimate hotel cost by room count, nights, taxes, and travelers.

Estimate trip budget from lodging, food, transport, activities, and buffer.

Calculate layover time from arrival and departure clock times.

Calculate mileage reimbursement from distance and rate.

Estimate trip per diem total from daily rate and eligible days.

Estimate rental car cost from daily rate, taxes, fees, and fuel.

Estimate taxi or rideshare fare from base fare, distance, time, and fees.

Split tolls and parking across travelers.

Estimate remaining luggage weight allowance after packed items.

Estimate local arrival clock time from departure time, flight duration, and time-zone offset change.

Estimate number of stops from trip distance and distance between stops.

Estimate trip emissions from distance and manually entered emissions factor.