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$640+ Cheap flights to Denver

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Denver in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Denver
Explore the most affordable flight options available to Denver. Find the lowest fares based on data from user searches, with prices last updated on 22 January 2026.

Tue 10/214:00
SYD
-
DEN
2 stops22h 00m
Multiple Airlines
Tue 24/211:30
DEN
-
SYD
1 stop25h 55m
Multiple Airlines
Deal found 20/1$1,365
Wed 6/511:55
SYD
-
DEN
2 stops27h 42m
Air New Zealand
Sun 10/510:04
DEN
-
SYD
2 stops30h 41m
Air New Zealand
Deal found 19/1$1,379
Sat 7/314:00
SYD
-
DEN
2 stops28h 30m
Multiple Airlines
Sun 15/309:00
DEN
-
SYD
2 stops34h 35m
Multiple Airlines
Deal found 21/1$1,399
Fri 6/314:00
SYD
-
DEN
2 stops28h 37m
Multiple Airlines
Fri 13/318:11
DEN
-
SYD
2 stops25h 24m
Multiple Airlines
Deal found 20/1$1,432
Tue 5/520:45
SYD
-
DEN
2 stops31h 21m
Multiple Airlines
Tue 12/513:02
DEN
-
SYD
2 stops37h 48m
Multiple Airlines
Deal found 19/1$1,465
Tue 5/520:45
SYD
-
DEN
2 stops31h 21m
Multiple Airlines
Thu 7/513:02
DEN
-
SYD
2 stops37h 48m
Multiple Airlines
Deal found 19/1$1,479
Tue 5/520:45
SYD
-
DEN
2 stops31h 21m
Multiple Airlines
Sun 10/513:02
DEN
-
SYD
2 stops37h 48m
Multiple Airlines
Deal found 19/1$1,490
Thu 19/211:45
SYD
-
DEN
2 stops24h 38m
Air New Zealand
Mon 23/213:45
DEN
-
SYD
2 stops25h 00m
Air New Zealand
Deal found 20/1$1,506
Thu 19/211:20
SYD
-
DEN
1 stop26h 08m
Air Canada
Mon 23/219:05
DEN
-
SYD
1 stop20h 30m
Air Canada
Deal found 20/1$1,509
Tue 5/520:45
SYD
-
DEN
2 stops31h 21m
Multiple Airlines
Wed 13/514:57
DEN
-
SYD
2 stops35h 53m
Multiple Airlines
Deal found 19/1$1,513
Sat 7/211:45
SYD
-
DEN
2 stops24h 38m
Air New Zealand
Sat 21/213:45
DEN
-
SYD
2 stops25h 00m
Air New Zealand
Deal found 20/1$1,518

Find flight deals to Denver

Find the latest flights to Denver in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 22 January 2026.

Return from

$1,365

One-way from

$623

Popular in

January

Cheapest in

February

Average price

$1,977
10/2-24/2
  • 10/2-24/2
  • 3 total stops
  • 47h 55m total
  • Sydney to Denver
Search Deals
23/2
  • 23/2
  • 2 total stops
  • 37h 49m total
  • Sydney to Denver
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($141 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($42 potential savings vs. average return price).
Search Deals
Average for return flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Denver that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 22 January 2026.
Use the filters below to find and compare flights to Denver that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 10/2

14:00-18:00

2 stops22h 00m

Denver Intl

Tue 24/2

11:30-07:25

1 stop25h 55m

$1,365

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/3

14:00-00:30

2 stops28h 30m

Denver Intl

Sun 15/3

09:00-12:35

2 stops34h 35m

$1,399

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

20:45-12:06

2 stops31h 21m

Denver Intl

Tue 12/5

13:02-18:50

2 stops37h 48m

$1,465

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

20:45-12:06

2 stops31h 21m

Denver Intl

Thu 7/5

13:02-18:50

2 stops37h 48m

$1,479

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

20:45-12:06

2 stops31h 21m

Denver Intl

Sun 10/5

13:02-18:50

2 stops37h 48m

$1,490

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Tue 5/5

20:45-12:06

2 stops31h 21m

Denver Intl

Wed 13/5

14:57-18:50

2 stops35h 53m

$1,513

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 3/5

20:45-12:06

2 stops31h 21m

Denver Intl

Tue 12/5

13:02-18:50

2 stops37h 48m

$1,534

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 21/3

10:20-12:37

1 stop19h 17m

Denver Intl

Wed 1/4

16:11-08:20

1 stop23h 09m

$1,570

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sun 22/3

10:20-12:28

1 stop19h 08m

Denver Intl

Sun 19/4

20:49-07:20

1 stop42h 31m

$1,570

SydneyDenver

SYD - DEN

SYDDEN

Sydney Kingsford Smith

Sat 7/3

11:20-12:37

1 stop19h 17m

Denver Intl

Sun 15/3

20:59-08:35

1 stop42h 36m

$1,574

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 17 results
1
2

Best time to book a flight to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Denver

When is the best time to book a flight to Denver?

Use this chart to determine the optimal time to book a return flight from Sydney to Denver. Price data was last updated on 16 January 2026.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated 22 January 2026.
Read reviews from past customers who have flown Air New Zealand, Qantas Airways, andUnited Airlines to the United States. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
573 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
573 reviews
Air New Zealand
8.0
Very Good
573 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Qantas Airways
7.5
Good
973 reviews
Air New Zealand
8.0
Very Good
573 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
United Airlines
7.4
Good
9,191 reviews
Air New Zealand
8.0
Very Good
573 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air Canada
7.1
Good
10,646 reviews
Air New Zealand
8.0
Very Good
573 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.4

Food

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

FAQs about flying to Denver

  • What airport do you fly into for flights to Denver?

    For a flight to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 29.7 km from the centre of the city.

  • Can I find cheaper flights to Denver if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Denver on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Denver?

    Based on reviews from Cheapflights users, Qantas Airways is rated the highest out of the airlines that fly to Denver.

  • What is the cheapest airport to fly to in Denver?

    Denver Intl is currently the cheapest airport to fly to in Denver. One-way flights to Denver Intl typically cost $37, while return flights cost around $666.

  • How much is a return flight to Denver?

    A return flight to Denver will typically cost around $738, however they can be found for as little as $666.

  • Where does the fastest flight to Denver depart from?

    For those looking to save time traveling to Denver, Sydney Kingsford Smith offers the quickest one-way flight (21 hours 32 minutes).

  • Does Denver Intl have car hire?

    Yes. Those touching down at Denver Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Denver Intl?

    Yes. Denver Intl has hotels nearby for those requiring accommodations. The Westin Denver International Airport is the closest property to Denver Intl (0.0 km away from Denver Intl).

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Englewood

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver.

Can Cheapflights find flights to Denver with no change fees?

Need flexible booking options for your flight to Denver ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Denver today and book when you’re ready!

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