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$203+ Cheap flights from 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 29/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
DEN — SYD
18 juin — 25 juin1
1 adult

What to know about flights from Denver

Discover essential information about flights departing from Denver, including flight schedules, destinations, airlines operating at the Denver airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 13 juin 2025.

Cheapest airline

Qantas Airways

Good round-trip deal

$475 or less

Good one-way deal

$193 or less
On average, Qantas Airways currently has the cheapest one-way flight from Denver Intl (avg. price of $2,037).
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Price to beat on a round-trip flight from Denver Intl.
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Price to beat on a one-way flight from Denver Intl.
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Find flights from Denver

Cheapest flights from Denver
Explore the most affordable flight options available from Denver. Find the lowest fares based on data from user searches, with prices last updated on 13 juin 2025.

mar. 9/908:02DEN - LAX
Nonstop2h 30mUnited Airlines
mar. 9/911:00LAX - DEN
Nonstop2h 25mUnited Airlines
Deal found 11/6$215
mer. 16/722:55DEN - LAX
Nonstop2h 32mFrontier
mar. 22/706:15LAX - DEN
Nonstop2h 36mFrontier
Deal found 11/6$221
sam. 16/806:45DEN - LAX
Nonstop2h 27mDelta
sam. 16/814:59LAX - DEN
Nonstop2h 22mDelta
Deal found 13/6$223
jeu. 7/806:15DEN - LAX
Nonstop2h 30mSouthwest
jeu. 7/818:05LAX - DEN
1 stop3h 50mSouthwest
Deal found 11/6$250
jeu. 4/918:17DEN - LAX
1 stop6h 42mAlaska Airlines
mar. 9/910:00LAX - DEN
1 stop6h 21mAlaska Airlines
Deal found 11/6$315
mer. 3/911:25DEN - LAX
1 stop12h 46mJetBlue
dim. 7/920:35LAX - DEN
1 stop13h 05mJetBlue
Deal found 11/6$447
jeu. 10/719:06DEN - LAX
1 stop5h 53mHawaiian Airlines
dim. 13/710:00LAX - DEN
1 stop7h 10mHawaiian Airlines
Deal found 12/6$613
mar. 28/1017:42DEN - SYD
1 stop20h 43mQantas Airways
lun. 10/1111:15SYD - DEN
1 stop19h 09mQantas Airways
Deal found 11/6$1,282
dim. 26/1019:15DEN - SYD
1 stop19h 20mDelta
mer. 12/1111:05SYD - DEN
2 stops26h 05mDelta
Deal found 11/6$1,322
mer. 25/611:40DEN - SYD
1 stop27h 50mMultiple Airlines
dim. 7/916:20SYD - DEN
2 stops35h 50mMultiple Airlines
Deal found 11/6$1,434
mar. 26/819:49DEN - MEL
2 stops23h 41mMultiple Airlines
mer. 24/906:00MEL - DEN
2 stops24h 53mMultiple Airlines
Deal found 11/6$1,434
mar. 5/819:05DEN - MEL
2 stops24h 30mAir Canada
mar. 19/806:00MEL - DEN
2 stops22h 28mAir Canada
Deal found 11/6$1,443

Find flights from Denver within your budget

Find flights departing from Denver that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 juin 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

mer. 25/6

09:42-19:53

1 stop11h 11m

Los Angeles

ven. 4/7

06:15-09:48

Nonstop2h 33m

$373

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

sam. 6/12

19:15-20:51

Nonstop2h 36m

Los Angeles

lun. 22/12

18:55-22:19

Nonstop2h 24m

$376

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

jeu. 6/11

11:27-17:25

1 stop6h 58m

Los Angeles

dim. 9/11

09:00-18:08

1 stop8h 08m

$378

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

mar. 22/7

18:30-20:05

Nonstop2h 35m

Los Angeles

jeu. 24/7

07:50-14:00

2 stops5h 10m

$387

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

ven. 15/8

05:25-06:58

Nonstop2h 33m

Los Angeles

dim. 17/8

19:18-22:47

Nonstop2h 29m

$401

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

mer. 3/9

11:25-23:11

1 stop12h 46m

Los Angeles

dim. 7/9

20:35-10:40

1 stop13h 05m

$447

DenverSydney

DEN - SYD

DENSYD

Denver Intl

mar. 28/10

17:42-07:25

1 stop20h 43m

Sydney Kingsford Smith

lun. 10/11

11:15-12:24

1 stop19h 09m

$1,282

DenverSydney

DEN - SYD

DENSYD

Denver Intl

dim. 26/10

06:30-07:35

1 stop32h 05m

Sydney Kingsford Smith

mer. 12/11

11:05-11:30

1 stop18h 25m

$1,322

DenverSydney

DEN - SYD

DENSYD

Denver Intl

mer. 25/6

11:40-07:30

1 stop27h 50m

Sydney Kingsford Smith

dim. 7/9

16:20-12:10

2 stops35h 50m

$1,434

DenverMelbourne

DEN - MEL

DENMEL

Denver Intl

mar. 26/8

19:49-11:30

2 stops23h 41m

Melbourne

mer. 24/9

06:00-14:53

2 stops24h 53m

$1,434

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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Best time to book a flight from Denver

Have a flexible travel schedule? Discover the best time to fly from 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.

Travel insights for flights from Denver

Get recent, data-driven insights about flights from Denver including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Denver to Sydney. Price data was last updated on 9 June 2025.

The best time to book flights from Denver is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Denver?

Currently, August is the cheapest month in which you can book a flight from Denver (average of $367). Flying from Denver in January will prove the most costly (average of $1,323). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Denver?

When flying from Denver check dates and pricing for the following: Qantas Airways, American Airlines, United Airlines. As they depart for the following popular destinations: Sydney.

Qantas Airways
Qantas Airways
From $822
American Airlines
American Airlines
From $200
Frontier
Frontier
From $28
Delta
Delta
From $337

What are popular destinations to fly to from Denver?

Denver offers frequent flights to Chicago (915 flights per day), Los Angeles (604 flights per day) and New York (323 flights per day).

Los Angeles
Los Angeles
From $88
New York
New York
From $114
Fort Lauderdale
Fort Lauderdale
From $328

What is the cheapest place to fly to from Denver?

The cheapest city to fly to from Denver is Los Angeles, with prices starting at $136. Explore other affordable destinations below.

Los Angeles
Los Angeles
From $88
New York
New York
From $114
Portland
Portland
From $157
San Francisco
San Francisco
From $158

Airline reviews for flights from Denver

Get insights into the airlines that provide service from Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Denver. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
64 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.1
Very Good
194 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very Good
1,302 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very Good
7,946 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air New Zealand
8.0
Very Good
483 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Overall

8.7

Entertainment

7.3

Comfort

8.1

Food

7.8

Boarding

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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Direct flights from Colorado

Book a direct flight from one of these other cities located in Colorado.
Direct flights from Aspen

Related info for your journey

Access useful and relevant information related to your journey from Denver. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 juin 2025.

  • What are the most popular destinations to fly to from Denver?

    For the current month, the most popular flights from Denver are Boston, Atlanta, Nashville. Boston, Atlanta, Nashville are the most popular locations from Denver year round.

  • What is the cheapest flight from Denver to anywhere?

    Users have flown out of Denver for as low as $136 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for $682 to fly from Denver.

  • What are the cheapest airlines flying from Denver to anywhere?

    According to our data, users have found Frontier, American Airlines, and United Airlines to have the cheapest round-trip prices from Denver. Some of the destinations and prices are as follows: Frontier flights from Denver to Las Vegas Harry Reid Intl ($42). American Airlines flights from Denver to Sydney Kingsford Smith ($306). United Airlines flights from Denver to Sydney Kingsford Smith ($475).

  • What is the cheapest premium economy flight from Denver?

    Options for some of the cheapest premium economy flights from Denver we have found on Cheapflights are as follows:
    Fly from Denver Intl to Philadelphia starting at $2,530
    Fly from Denver Intl to Vancouver Intl Airport starting at $3,224
    Fly from Denver Intl to London Heathrow Airport starting at $4,740

  • What is the cheapest first class flight from Denver?

    If you’re looking to fly first-class from Denver to anywhere, put Salt Lake City on your list as prices start at $2,760 for this destination.

  • What is the cheapest month to fly from Denver?

    Currently, the cheapest month for flights from Denver is August. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Denver?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Denver. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from Denver?

    Cheapflights simply makes it quick and affordable to book flights from Denver by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

  • Can Cheapflights find flights from Denver with no change fees?

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

  • Can Cheapflights notify me if prices for flights from Denver become cheaper?

    Yes! Start tracking prices for flights from Denver today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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How does Cheapflights help users find flights from Denver?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Denver. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Denver?

Cheapflights simply makes it quick and affordable to book flights from Denver by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Denver with no change fees?

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

Can Cheapflights notify me if prices for flights from Denver become cheaper?

Yes! Start tracking prices for flights from Denver today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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