$452 Cheap Flights from Houston (IAH) to Oslo (OSL)

View $452 flight on Wed, Oct 8, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)

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Cheap Flights from Houston to Oslo (IAH-OSL)

Prices were available within the past 7 days and start at $452 for one-way flights and $518 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Fri, Nov 7 - Mon, Nov 10
IAH
Houston
OSL
Oslo
$518 Roundtrip, found 1 day ago
$518
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Fri, Nov 7 from Houston to Oslo, returning Mon, Nov 10, priced at $518 found 1 day ago
Scandinavian Airlines
Tue, Oct 28 - Thu, Nov 13
IAH
Houston
OSL
Oslo
$518 Roundtrip, found 18 hours ago
$518
Roundtrip
found 18 hours ago
Select Scandinavian Airlines flight, departing Tue, Oct 28 from Houston to Oslo, returning Thu, Nov 13, priced at $518 found 18 hours ago
Scandinavian Airlines
Sat, Feb 7 - Thu, Feb 19
IAH
Houston
OSL
Oslo
$519 Roundtrip, just found
$519
Roundtrip
just found
Select Scandinavian Airlines flight, departing Sat, Feb 7 from Houston to Oslo, returning Thu, Feb 19, priced at $519 just found
Scandinavian Airlines
Mon, Nov 10 - Thu, Nov 20
IAH
Houston
OSL
Oslo
$548 Roundtrip, found 1 day ago
$548
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Mon, Nov 10 from Houston to Oslo, returning Thu, Nov 20, priced at $548 found 1 day ago
British Airways
Tue, Nov 11 - Thu, Nov 13
IAH
Houston
OSL
Oslo
$580 Roundtrip, found 2 days ago
$580
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Nov 11 from Houston to Oslo, returning Thu, Nov 13, priced at $580 found 2 days ago
American Airlines
Mon, Dec 8 - Wed, Dec 17
IAH
Houston
OSL
Oslo
$595 Roundtrip, found 19 hours ago
$595
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Mon, Dec 8 from Houston to Oslo, returning Wed, Dec 17, priced at $595 found 19 hours ago
United
Mon, Feb 9 - Tue, Feb 17
IAH
Houston
OSL
Oslo
$606 Roundtrip, just found
$606
Roundtrip
just found
Select United flight, departing Mon, Feb 9 from Houston to Oslo, returning Tue, Feb 17, priced at $606 just found
Iberia
Tue, Dec 30 - Wed, Jan 14
IAH
Houston
OSL
Oslo
$615 Roundtrip, found 3 days ago
$615
Roundtrip
found 3 days ago
Select Iberia flight, departing Tue, Dec 30 from Houston to Oslo, returning Wed, Jan 14, priced at $615 found 3 days ago
Lufthansa
Mon, Nov 3 - Mon, Nov 10
IAH
Houston
OSL
Oslo
$624 Roundtrip, just found
$624
Roundtrip
just found
Select Lufthansa flight, departing Mon, Nov 3 from Houston to Oslo, returning Mon, Nov 10, priced at $624 just found
Delta
Wed, Nov 5 - Wed, Nov 19
IAH
Houston
OSL
Oslo
$654 Roundtrip, found 1 day ago
$654
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Nov 5 from Houston to Oslo, returning Wed, Nov 19, priced at $654 found 1 day ago

Find the cheapest month to fly from Houston (IAH) to Oslo (OSL)

February is typically the cheapest month to fly

From $530 - $1,195 per traveler.

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL) cost?
Get a cheap one-way flight from $452 or cheap return flight from $518 from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)?
The cheapest month to fly from IAH to OSL is November, when demand is low. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)?
To find the cheapest airline that'll fly you from IAH to OSL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)?
There aren't any daily nonstop flights from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from IAH to OSL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)?
To reach Gardermoen Airport (OSL) without delays, choose a flight that takes off from George Bush Intercontinental Airport (IAH) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL) last-minute?
Booking your plane ticket from IAH to OSL just before your trip is generally more expensive. However, if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an IAH to OSL flight and hotel package?
You'll typically save money by booking an IAH to OSL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your ideal accommodations and flights, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Gardermoen Airport (OSL)?
In most instances, you can reschedule or cancel your IAH to OSL flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Gardermoen
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$517
Distance
4962 mi

Book with confidence

Book with confidence

Houston to Oslo Flights

The cheapest times to fly from Houston to Oslo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Oslo are during the month of November. You can find some of the cheapest flights from Houston to Oslo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Oslo

Sunday is one of the best days to book for cheap flights from Houston to Oslo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Oslo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $452 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Oslo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Oslo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Oslo Flights

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