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$325+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — OSL
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 13, 2025.

Round-trip from

$396
(FlightHub)

One-way from

$325
(Kiwi.com)

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 ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($42 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 13, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/13. 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.
Sat 11/154:20 pmDEN - OSL
1 stop17h 20mLufthansa
Sat 11/229:35 amOSL - DEN
1 stop14h 25mLufthansa
Deal found 11/13$500
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sat 11/158:20 pmDEN - OSL
1 stop13h 20mUnited Airlines
Sat 11/226:15 amOSL - DEN
1 stop17h 45mUnited Airlines
Deal found 11/12$506
This oojo deal was found by Cheapflights users on 11/10. 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.
Sun 12/73:40 pmDEN - OSL
1 stop11h 55mIcelandair
Sun 12/149:30 pmOSL - DEN
1 stop28h 35mIcelandair
Deal found 11/10$518
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Mon 12/84:05 pmDEN - OSL
2 stops17h 35mUnited Airlines
Sun 12/141:50 pmOSL - DEN
2 stops27h 05mUnited Airlines
Deal found 11/12$521
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Sun 12/73:55 pmDEN - OSL
1 stop17h 35mUnited Airlines
Sun 12/141:50 pmOSL - DEN
2 stops27h 05mUnited Airlines
Deal found 11/10$529
This deal was found by Cheapflights users on 11/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:40 pmDEN - OSL
1 stop11h 55mIcelandair
Wed 12/101:10 pmOSL - DEN
1 stop12h 55mIcelandair
Deal found 11/11$570
This Delta deal was found by Cheapflights users on 11/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 pmCOS - OSL
2 stops43h 30mDelta
Mon 12/151:05 pmOSL - COS
2 stops41h 20mDelta
Deal found 11/10$639
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Mon 12/83:33 pmCOS - OSL
2 stops18h 07mUnited Airlines
Mon 12/156:15 amOSL - COS
2 stops23h 42mUnited Airlines
Deal found 11/12$654
This Flysmarter deal was found by Cheapflights users on 11/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:45 pmCOS - OSL
2 stops16h 55mAir Canada
Mon 12/156:45 amOSL - COS
3 stops21h 15mAir Canada
Deal found 11/10$768
This Mytrip deal was found by Cheapflights users on 11/11. 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.
Sat 11/158:45 amDEN - TRF
3 stops25h 55mMultiple Airlines
Mon 11/178:10 pmTRF - DEN
2 stops29h 25mMultiple Airlines
Deal found 11/11$1,827
This Ovago deal was found by Cheapflights users on 11/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:48 pmCOS - OSL
2 stops19h 52mLufthansa
Fri 1/211:50 amOSL - COS
2 stops37h 55mLufthansa
Deal found 11/11$2,256
This Air Canada deal was found by Cheapflights users on 11/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:40 amCOS - OSL
3 stops21h 25mAir Canada
Fri 1/26:45 amOSL - COS
3 stops25h 14mAir Canada
Deal found 11/11$3,102

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 13, 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 5/6

6:30 am-6:45 am

1 stop16h 15m

Oslo Gardermoen

Tue 5/12

1:05 pm-10:49 pm

1 stop17h 44m

$477

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Fri 5/1

8:15 am-3:50 pm

2 stops23h 35m

Oslo Gardermoen

Thu 5/7

9:55 am-3:35 pm

1 stop13h 40m

$504

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Mon 5/4

4:05 pm-6:00 pm

1 stop17h 55m

Oslo Gardermoen

Sun 5/10

6:35 am-3:35 pm

1 stop17h 00m

$505

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Sat 2/14

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Tue 2/24

6:15 am-1:40 pm

1 stop15h 25m

$508

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 1/13

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Tue 2/24

6:15 am-1:40 pm

1 stop15h 25m

$508

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 1/13

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Mon 2/23

6:15 am-4:00 pm

1 stop17h 45m

$509

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Mon 1/12

4:20 pm-5:40 pm

1 stop17h 20m

Oslo Gardermoen

Sun 2/22

9:35 am-4:00 pm

1 stop14h 25m

$509

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Wed 4/1

6:40 pm-7:15 pm

1 stop16h 35m

Oslo Gardermoen

Sun 4/5

7:45 am-4:35 pm

1 stop16h 50m

$512

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Tue 1/13

11:49 am-5:40 pm

2 stops21h 51m

Oslo Gardermoen

Fri 2/27

6:15 am-1:40 pm

1 stop15h 25m

$513

DenverOslo

DEN - OSL

DENOSL

Denver Intl

Wed 3/11

5:54 pm-11:40 pm

2 stops22h 46m

Oslo Gardermoen

Wed 3/18

6:05 am-7:55 pm

2 stops20h 50m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 47 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 13, 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 $477, Scandinavian Airlines can have you in Oslo from Colorado in 16h 15m. 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 Lufthansa. According to our data, you can fly for as low as $400. Users have also found prices from $419 and $456 on United Airlines and Delta, 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 13, 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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