RTD lists an Airport Day Pass at $10 and says any trip to or from Denver International Airport needs an airport fare product; a standard Day Pass holder can upgrade for $4.50. We verified no airline, route or intercity transport data, so this page publishes none. colorado.id does not sell flights; search links open Google Flights or an affiliate partner, and affiliate links are labeled.
Flights to Colorado
Which airport to use, how to get from the airport to the city, and where to search fares.
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Getting to Colorado
| Option | How it works | Cost |
|---|---|---|
| RTD airport trips | Any trip to or from Denver International Airport needs an airport fare product (RTD) | Airport Day Pass $10; upgrade from a Day Pass $4.50 (RTD) |
| RTD local fares | Buses and rail in the Denver area (RTD) | 3-Hour Pass $2.75; Day Pass $5.50 |
| Taxi, rideshare or rental car | Door-to-door options | We publish no prices |
Fares and routes change; confirm with the operators.
Before you fly
- Security: see the TSA's travel guidance.
- Entry: U.S. Customs and Border Protection publishes entry requirements.
- When to go: see the best-time guide. We have no verified fare data, so no cheapest-month claim.
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Frequently asked questions
How do I get from Denver airport to the city by transit?
RTD requires an airport fare product for any trip to or from the airport; the Airport Day Pass is $10.
How much is a local RTD ride?
A 3-Hour Pass is $2.75 and a Day Pass $5.50.
Do I need a visa to visit Colorado?
It depends on your nationality; check U.S. Customs and Border Protection and your airline.
Sources
Facts on this page were read from the sources below on October 19, 2026. Hours, fares, prices and event dates change — confirm with the source before you travel. How we research and update.
- Fares — Regional Transportation District (RTD)
- TSA: Travel — Transportation Security Administration
- Travel: U.S. Customs and Border Protection — U.S. Customs and Border Protection
- Google Flights — Google
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