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Denver International Airport is one of the busiest airports in the world and one of the most important hubs in the U.S. interior. DEN combines massive domestic traffic, fast-growing international service, and a large connecting role that has helped turn it into one of the country’s biggest aviation gateways.
Quick Answer (2026): Denver International Airport handled 82,427,962 passengers in 2025, setting a new annual record. DEN also recorded a record 4,867,484 international passengers in 2025 and remained one of the busiest airports in the United States.
Denver International Airport key statistics
| Metric | Latest figure | Year |
|---|---|---|
| Total passengers | 82,427,962 | 2025 |
| Total passengers | 82,358,744 | 2024 |
| International passengers | 4,867,484 | 2025 |
| Economic impact | $47.2 billion+ | Current airport statement |
| U.S. ranking | 4th busiest | First 11 months of 2025 |
How many passengers use Denver International Airport?
DEN handled 82.43 million passengers in 2025, up slightly from 82.36 million in 2024. That made 2025 the busiest year in the airport’s history.
That result matters because DEN is no longer just a fast-growing airport. It is now firmly established as one of the biggest air travel hubs in the world, with the scale to compete with the largest U.S. gateways.
International traffic at DEN
International traffic growth outpaced total growth in 2025. DEN handled 4.87 million international passengers, an increase of 4.8% over 2024.
All 12 months of 2025 set new international monthly records, which shows that Denver’s overseas network is becoming a bigger part of the airport’s overall profile.
How busy is DEN?
DEN said six months of 2025 set new monthly passenger records, and July 2025 became the first month in airport history to top 8 million passengers. For the first 11 months of 2025, Airports Council International preliminary rankings placed DEN as the 4th busiest airport in the U.S. and the 10th busiest in the world.
Why DEN matters
Denver says the airport generates more than $47.2 billion annually for the regional economy. That helps explain why DEN is not just a transportation asset, but one of Colorado’s biggest economic engines.
FAQ
How many passengers used Denver International Airport in 2025?
DEN handled 82,427,962 passengers in 2025.
How many international passengers used DEN in 2025?
DEN handled 4,867,484 international passengers in 2025.
Was 2025 a record year for DEN?
Yes. 2025 was the busiest year in Denver International Airport history.
How important is DEN to Colorado’s economy?
DEN says it generates more than $47.2 billion annually for the region.
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