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RM 3,078+ Cheap flights to Boulder

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 17/7. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
18 Jun — 25 Jun1
1 adult

Flights to Boulder in 2025

Find the latest flights to Boulder in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 407,431 searches and data was last updated on 13 June 2025.

Return from

RM 4,813

One-way from

RM 3,078

Popular in

January

Cheapest in

October

Average price

RM 4,957
ANA
  • ANA
  • 20/8-2/9
  • 3 total stops
  • 65h 50m total
  • Kuala Lumpur to Denver
Search Deals
17/7
  • 17/7
  • 2 total stops
  • 33h 20m total
  • Kuala Lumpur to Boulder
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (RM 6,194 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (RM 1,258 potential savings vs. average return price).
Search Deals
Average for return flights in June 2025
Search Deals

Find flight deals to Boulder

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 13 June 2025.

Wed 20/814:15KUL - DEN
2 stops43h 25mANA
Tue 2/911:30DEN - KUL
1 stop22h 25mANA
Deal found 12/6RM 4,813
Sat 28/614:15KUL - DEN
2 stops38h 45mUnited Airlines
Fri 25/711:16DEN - KUL
2 stops28h 44mUnited Airlines
Deal found 12/6RM 5,223
Wed 20/812:50KUL - DEN
2 stops33h 44mMultiple Airlines
Tue 2/919:52DEN - KUL
2 stops28h 23mMultiple Airlines
Deal found 11/6RM 5,742
Tue 19/802:15KUL - DEN
2 stops31h 57mEmirates
Tue 2/914:45DEN - KUL
2 stops27h 55mEmirates
Deal found 11/6RM 8,014
Mon 11/822:00KUL - DEN
3 stops35h 40mSingapore Airlines
Fri 22/821:23DEN - KUL
2 stops32h 22mSingapore Airlines
Deal found 12/6RM 26,777
Mon 11/823:20KUL - DEN
2 stops33h 48mKorean Air
Thu 21/800:59DEN - KUL
2 stops30h 51mKorean Air
Deal found 12/6RM 59,761

Cheapflights Fare Finder

Locate flights to Boulder that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 407,431 searches and data was last updated on 13 June 2025.
Use the filters below to find and compare flights to Boulder that are best for you.

Fly from

Kuala Lumpur

Route

Departure

Return

Price

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Wed 20/8

14:15-19:40

2 stops43h 25m

Denver Intl

Tue 2/9

11:30-23:55

1 stop22h 25m

RM 4,813

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Sat 28/6

14:15-15:00

2 stops38h 45m

Denver Intl

Fri 25/7

11:16-06:00

2 stops28h 44m

RM 5,223

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Wed 20/8

12:50-08:34

2 stops33h 44m

Denver Intl

Tue 2/9

19:52-14:15

2 stops28h 23m

RM 5,742

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Tue 19/8

02:15-20:12

2 stops31h 57m

Denver Intl

Tue 2/9

14:45-08:40

2 stops27h 55m

RM 8,014

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Mon 11/8

22:00-19:40

3 stops35h 40m

Denver Intl

Fri 22/8

21:23-19:45

2 stops32h 22m

RM 26,777

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Mon 11/8

23:20-19:08

2 stops33h 48m

Denver Intl

Thu 21/8

00:59-21:50

2 stops30h 51m

RM 59,761

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Thu 17/7

00:10-19:30

2 stops33h 20m

RM 3,078

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Fri 18/7

07:15-22:53

2 stops29h 38m

RM 3,091

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Fri 18/7

10:50-17:55

1 stop45h 05m

RM 3,146

Kuala LumpurDenver

KUL - DEN

KULDEN

Kuala Lumpur Intl

Fri 18/7

23:15-14:42

4 stops53h 27m

RM 9,800

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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.
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

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

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

The price you pay for your flight to Boulder may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Boulder?

On average, a flight from Kuala Lumpur to Boulder takes 31 hours 33 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, ANA and Turkish Airlines.

United Airlines
United Airlines
From RM 847
ANA
ANA
From RM 1,071
Turkish Airlines
Turkish Airlines
From RM 1,062

What are the cheapest airlines that fly to Boulder?

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

Rainfall in Boulder by month

Plan your trip to Boulder by taking into account the average rainfall totals 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

Plan your trip to Boulder by taking into account the average temperature totals 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 insights into the airlines that provide service to Boulder. 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 Boulder. Reviews last updated 13 June 2025.
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very Good
1,091 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
ANA
8.3
Very Good
882 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Emirates
8.1
Very Good
3,265 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Singapore Airlines
8.1
Very Good
1,304 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
United Airlines
7.4
Good
8,790 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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 49, however they can be found for as little as RM 49.

  • 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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