Chopin Airport can be reached by bus or train. The train departure every 15 minutes. A trip by bus or train will take 25-30 minutes to the center of Warsaw. You will need a regular transport ticket for 1 zone for 75 minutes. That is, the price of a trip from the airport will be 1,1 USD = 4.4 PLN
A taxi ride to the airport from the center of Warsaw will cost around 5 - 6,2 USD = 20 - 25 PLN Transfer from the airport with a meeting for 4 persons 5,7 USD = 23 PLN
You can view prices and book a ride to the airport with the international online service KiwiTaxi
Read more on the official website of the Warsaw transport ztm.waw.pl
Examples of bike rental prices from the Nexbike rental system.
Car rental in Poland is inexpensive by European standards. Examples of prices from international car rental companies when booking in advance for 1 month
For full insurance without deductible, an extra charge of 2,5 USD = 10 PLN per day
Compare car rental prices at various rental companies and book a car with the world’s largest international service Rentalcars
Travel by bus, the cheapest way to travel around Europe. As usual, the lowest price is offered when booking in advance. Examples of ticket prices between Warsaw and cities:
The cheapest tickets are offered by the German bus company Flixbus. When booking in advance, you get an almost symbolic price for a real trip on a modern bus with the Internet. It is convenient to compare prices from various companies using the Eurolines service
Traveling by train is more comfortable and usually much faster than a bus. But the ticket price is often higher.
Please note that there are no e-tickets. When buying on the site, you will receive a paper ticket that you can either deliver to you by mail, or you can pick up the ticket at the central post office upon arrival in Warsaw. Official site polrail.com
Examples of prices for train tickets from Warsaw from the railways of Poland.
Read my review of useful websites to choose the right means of transport for your travel
An alternative to public transport is travel in private cars through the popular Blablacar system. Often such a trip is cheaper and more convenient than a bus or train.
Let me give you indicative prices from Warshaw