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$379+ Cheap flights from Colorado to Oslo

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSL
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Colorado to Oslo

Keep the following information in mind while searching for Colorado to Oslo flight deals. Data was last updated November 20, 2025.

Round-trip from

$392
(oojo)

One-way from

$379
(Cheapflightsfares)

Popular in

December

Cheapest in

April

Average price

$570
From Colorado to Oslo
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One-way flight from Colorado to Oslo
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Highest demand for flights based on searches. 8% potential increase in price ($65 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Colorado to Oslo

Cheapest flights from Colorado to Oslo
Explore the most affordable flight options available from Colorado to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:45 pmDEN - OSL
1 stop15h 45mLufthansa
Wed 12/106:05 amOSL - DEN
1 stop17h 55mLufthansa
Deal found 11/18$512
This American Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:27 amDEN - OSL
2 stops18h 43mAmerican Airlines
Wed 12/1011:50 amOSL - DEN
2 stops19h 15mAmerican Airlines
Deal found 11/18$524
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:50 amDEN - OSL
2 stops19h 10mUnited Airlines
Thu 11/276:15 amOSL - DEN
1 stop17h 45mUnited Airlines
Deal found 11/19$554
This American Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:16 amDEN - OSL
2 stops18h 54mAmerican Airlines
Thu 1/87:05 amOSL - DEN
2 stops22h 11mAmerican Airlines
Deal found 11/18$555
This United Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:45 pmDEN - OSL
1 stop13h 55mUnited Airlines
Thu 1/86:15 amOSL - DEN
2 stops21h 13mUnited Airlines
Deal found 11/18$561
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2211:15 amDEN - OSL
2 stops20h 05mLufthansa
Fri 11/286:25 pmOSL - DEN
2 stops37h 50mLufthansa
Deal found 11/19$611
This Cheapflightsfares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:20 pmDEN - OSL
1 stop13h 20mLufthansa
Thu 11/276:15 amOSL - DEN
1 stop17h 45mLufthansa
Deal found 11/19$622
This Booking.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:20 pmDEN - OSL
1 stop17h 20mLufthansa
Wed 1/76:25 pmOSL - DEN
2 stops28h 00mLufthansa
Deal found 11/20$633
This oojo deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:40 pmDEN - OSL
1 stop11h 55mIcelandair
Sun 12/219:30 pmOSL - DEN
1 stop28h 35mIcelandair
Deal found 11/18$634
This oojo deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:25 pmDEN - OSL
1 stop21h 15mBritish Airways
Wed 1/711:50 amOSL - DEN
1 stop35h 40mBritish Airways
Deal found 11/20$649
This United Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:14 pmGJT - OSL
2 stops39h 26mUnited Airlines
Tue 12/96:15 amOSL - GJT
2 stops23h 58mUnited Airlines
Deal found 11/18$660
This Mytrip deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:20 pmDEN - TRF
2 stops16h 25mMultiple Airlines
Sat 3/78:50 pmTRF - DEN
2 stops27h 10mMultiple Airlines
Deal found 11/17$1,836

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Oslo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Colorado to Oslo that are best for you.

Fly from

Colorado

Fly to

Oslo

Route

Depart

Return

Price

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Wed 1/21

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Thu 1/29

1:45 pm-10:23 am

2 stops28h 38m

$490

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Mon 1/19

11:15 am-12:55 pm

2 stops17h 40m

Oslo Gardermoen

Wed 1/28

6:05 am-5:44 pm

2 stops19h 39m

$498

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 1/20

11:15 am-11:00 am

2 stops15h 45m

Oslo Gardermoen

Tue 1/27

6:15 am-1:40 pm

1 stop15h 25m

$506

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Sat 1/10

5:25 pm-10:35 am

1 stop33h 10m

Oslo Gardermoen

Sun 1/18

11:30 am-3:30 pm

1 stop36h 00m

$507

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Mon 1/19

5:25 pm-10:40 pm

1 stop21h 15m

Oslo Gardermoen

Wed 1/28

8:45 am-8:53 pm

2 stops20h 08m

$511

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 2/10

5:25 pm-10:40 pm

1 stop21h 15m

Oslo Gardermoen

Wed 2/18

8:45 am-8:28 pm

2 stops19h 43m

$511

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Wed 12/3

5:45 pm-5:30 pm

1 stop15h 45m

Oslo Gardermoen

Wed 12/10

6:05 am-4:00 pm

1 stop17h 55m

$512

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Sun 1/11

5:25 pm-10:40 pm

1 stop21h 15m

Oslo Gardermoen

Sat 1/24

6:30 pm-3:30 pm

1 stop29h 00m

$512

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Sun 1/18

11:15 am-11:00 am

2 stops15h 45m

Oslo Gardermoen

Mon 1/26

6:15 am-1:40 pm

1 stop15h 25m

$513

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Sun 1/11

5:25 pm-8:00 am

2 stops30h 35m

Oslo Gardermoen

Sat 1/24

8:50 pm-6:13 pm

2 stops29h 23m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 37 results
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Best time to book a flight from Colorado to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Colorado with our price prediction graph.
Estimated round-trip 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 from Colorado to Oslo

What is the cheapest month to book a flight from Colorado to Oslo?

Currently, November is the cheapest month in which you can book a flight from Colorado to Oslo (average of $391). Flying from Colorado to Oslo in June is currently the most expensive (average of $594). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to OSL?

Find hourly flight availability from Colorado to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

It’s typically best to fly out from Colorado to Oslo in the morning. Doing so could potentially save you 26% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Colorado to Oslo?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Oslo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to Oslo flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Colorado to Oslo?

Related info for your journey

Find useful and relevant information for your journey from Colorado to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Oslo?

    For as low as $506, Lufthansa can have you in Oslo from Colorado in 15h 45m. The distance from Colorado to Oslo is about 4628 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Colorado to Oslo one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $379. Users have also found prices from $401 and $402 on Lufthansa and Brussels Airlines, respectively.

  • What are the most popular routes from Colorado to Oslo?

    When deciding which route to take from Colorado to Oslo consider Denver Intl - Oslo Gardermoen, Denver Intl - Oslo Sandefjord or Colorado Springs - Oslo Gardermoen as they are the most popular.

  • Can I find deals for flights from Colorado to Oslo that include hotel bookings?

    Yes. In addition to deals on Colorado to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Oslo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Oslo.

  • Can I find deals for business class flights from Colorado to Oslo?

    Yes. Cheapflights offers flight deals from Colorado to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Oslo?

    Currently, November is the cheapest month in which you can book a flight from Colorado to Oslo (average of $391). Flying from Colorado to Oslo in June is currently the most expensive (average of $594). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Colorado to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Colorado to Oslo

Discover the top 7 airlines that operate flights from Colorado to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$414Average$679FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$486Average$852FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$507Average$638FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$529Average$728FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$550Average$920FlexibilityNo cancel feeOn-time76%
DeltaCheapest$565Average$851FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$643Average$1,145FlexibilityNo cancel feeOn-time77%

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