RM 2,388+ Cheap Flights to Boulder | Cheapflights

Flights to Boulder in 2026

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Best

Last-minute

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Cheapest flights to Boulder
Explore the most affordable flight options available to Boulder. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2026.

Thu 22/1007:15 -

2 stops31h 38m

Thu 29/1012:20 -

1 stop21h 55m

Deal found 7/9RM 3,971

Thu 22/1002:45 -

2 stops28h 13m

Wed 2/1219:00 -

2 stops26h 30m

Deal found 9/9RM 4,801

Fri 23/1009:45 -

1 stop46h 40m

Wed 2/1219:30 -

1 stop46h 00m

Deal found 9/9RM 4,931

Sat 24/1014:45 -

2 stops33h 00m

Sat 31/1016:35 -

2 stops30h 50m

Deal found 9/9RM 4,976

Mon 5/1022:50 -

2 stops37h 05m

Wed 7/1009:03 -

2 stops66h 52m

Deal found 9/9RM 5,102

Sat 24/1009:45 -

1 stop46h 40m

Sat 31/1015:58 -

2 stops35h 22m

Deal found 9/9RM 5,167

Find flight deals to Boulder

Return from	RM 4,801
One-way from	RM 2,388

Air Canada

Air Canada
22/10-2/12
4 total stops
54h 43m total
Kuala Lumpur to Denver

24/10-31/12

24/10-31/12
3 total stops
59h 34m total
Kuala Lumpur to Boulder

Fly from

Route

Departure

Return

Price

Cheapest return flight

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Sat 24/10

19:25-16:59

3 stops59h 34m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 2,388

Fastest return journey

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Fri 5/2

14:35-15:50

3 stops40h 15m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 2,828

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Sat 24/10

09:45-18:25

1 stop46h 40m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 3,259

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Fri 5/2

08:15-17:25

1 stop96h 10m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 3,556

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Mon 5/10

09:45-18:25

1 stop46h 40m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 3,556

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Thu 22/10

07:15-00:53

2 stops31h 38m

Denver Intl

Thu 29/10

12:20-00:15

1 stop21h 55m

RM 3,971

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Sat 24/10

14:45-09:45

2 stops33h 00m

Denver Intl

Sat 31/10

16:35-13:25

2 stops30h 50m

RM 4,976

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Mon 5/10

22:50-21:55

2 stops37h 05m

Denver Intl

Wed 7/10

09:03-17:55

2 stops66h 52m

RM 5,102

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Sat 24/10

09:45-18:25

1 stop46h 40m

Denver Intl

Sat 31/10

15:58-17:20

2 stops35h 22m

RM 5,167

Kuala LumpurDenver

KUL Kuala Lumpur Intl - DEN Denver Intl

KULDEN

Kuala Lumpur Intl

Fri 5/2

23:05-14:43

4 stops54h 38m

Denver Intl

Wed 31/12

00:00-14:30

Nonstop0h 00m

RM 5,171

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 14 resultsSorted by cheapest first

1

2

Best time to book a flight to Boulder

Have a flexible travel schedule? Discover the best time to fly to Boulder with our price prediction graph.

KUL-DEN

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 Boulder

MY1-BD9

KUL-DEN

How long is the flight to Boulder?

On average, a flight from Kuala Lumpur to Boulder takes 37 hours 5 minutes. Flights to Boulder from other popular cities in Malaysia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Boulder?

The most popular airlines flying from Kuala Lumpur to Boulder are United Airlines, Air Canada and ANA.

United Airlines

United Airlines

Air Canada

ANA

What are the cheapest airlines that fly to Boulder?

The cheapest airlines flying from Kuala Lumpur to Boulder are United Airlines, ANA and Air Canada.

Rainfall in Boulder by month

In terms of precipitation, rainfall in Boulder ranges from 13.0 - 58.0 mm per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Boulder when rainfall is around 13.0 mm.

Temperature in Boulder by month

If weather is an important factor for your trip to Boulder, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Reviews of airlines servicing Boulder

Get a feel of what it's like to fly with ANA,United Airlines, andAir Canada to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

8.3

Very Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.

8.3

Very Good

8.3

Very Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.

United Airlines

7.4

Good

8.3

Very Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.

7.1

Good

8.3

Very Good

Reviews

1 / 20

8.0

Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.

FAQs about flying to Boulder

Can I find cheaper flights to Boulder 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 Boulder on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Boulder?
Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Boulder.
How much is a return flight to Boulder?
A return flight to Boulder will typically cost around RM 1,029, however they can be found for as little as RM 208.
Does Denver Intl have rental cars?
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

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