$550 Cheap Icelandair flights Oslo (OSL) to Washington (IAD)

View $550 flight on Wed, Dec 10, 2025Opens in a new window

$550 Cheap Icelandair flights Oslo (OSL) to Washington (IAD)

Prices were available within the past 7 days and start at $550 for one-way flights and $465 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, Oct 6 - Mon, Oct 13
OSL
Oslo
IAD
Washington
$465 Roundtrip, found 1 day ago
$465
Roundtrip
found 1 day ago
Select Icelandair flight, departing Mon, Oct 6 from Oslo to Washington, returning Mon, Oct 13, priced at $465 found 1 day ago
Icelandair
Fri, Aug 29 - Fri, Sep 5
OSL
Oslo
IAD
Washington
$475 Roundtrip, found 6 days ago
$475
Roundtrip
found 6 days ago
Select Icelandair flight, departing Fri, Aug 29 from Oslo to Washington, returning Fri, Sep 5, priced at $475 found 6 days ago
Icelandair
Mon, Sep 15 - Mon, Sep 22
OSL
Oslo
IAD
Washington
$477 Roundtrip, found 6 days ago
$477
Roundtrip
found 6 days ago
Select Icelandair flight, departing Mon, Sep 15 from Oslo to Washington, returning Mon, Sep 22, priced at $477 found 6 days ago
Icelandair
Fri, Sep 5 - Mon, Sep 22
OSL
Oslo
IAD
Washington
$479 Roundtrip, found 5 hours ago
$479
Roundtrip
found 5 hours ago
Select Icelandair flight, departing Fri, Sep 5 from Oslo to Washington, returning Mon, Sep 22, priced at $479 found 5 hours ago
Icelandair
Mon, Sep 8 - Mon, Sep 15
OSL
Oslo
IAD
Washington
$481 Roundtrip, found 9 hours ago
$481
Roundtrip
found 9 hours ago
Select Icelandair flight, departing Mon, Sep 8 from Oslo to Washington, returning Mon, Sep 15, priced at $481 found 9 hours ago
Icelandair
Fri, Sep 26 - Sun, Oct 5
OSL
Oslo
IAD
Washington
$634 Roundtrip, just found
$634
Roundtrip
just found
Select Icelandair flight, departing Fri, Sep 26 from Oslo to Washington, returning Sun, Oct 5, priced at $634 just found
Flights from Oslo (OSL) to Washington (IAD)
Origin airport
Gardermoen
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Icelandair
Distance
3887 mi

Frequently asked questions

How much is an Icelandair flight from Gardermoen Airport (OSL) to Washington Dulles Intl. Airport (IAD)?
Grab budget-friendly return Icelandair flights from $465 from OSL to IAD by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $550 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from OSL to IAD with Icelandair?
Browse for round-trip or one-way flights to Washington in January or February. You could find cheaper fares with Icelandair during these off-peak times.
What is the cheapest time to book flights from Gardermoen Airport (OSL) to Washington Dulles Intl. Airport (IAD) with Icelandair?
Check for Icelandair flights from OSL to IAD about one month before you want to leave. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your ticket type or itinerary, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Travelers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Icelandair fly nonstop from Gardermoen Airport (OSL) to Washington Dulles Intl. Airport (IAD)?
Fill in your dates, press search and use the "Nonstop" filter on Expedia to find any direct flights from OSL to IAD with Icelandair or another carrier.
What is the earliest Icelandair flight from OSL to IAD?
To find the earliest departures from OSL to IAD with Icelandair, filter your search by "Early Morning" and "Morning." Booking an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Icelandair fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the primary Washington hub for Icelandair flights from Gardermoen Airport (OSL).
What kind of luggage can I take on an Icelandair flight from Gardermoen Airport (OSL) to Washington Dulles Intl. Airport (IAD)?
On Icelandair, you can fly standard economy from OSL to IAD with a small personal item and 1 cabin bag. Your carry-on bag should be no larger than 21 inches x 7 inches x 13 inches and weigh under 13 lb. Exceeding baggage limits may lead to extra charges, so read your carrier's latest policies before booking.
Why fly with Icelandair from OSL to IAD?
Offering a rewarding loyalty program and top-tier customer service, Icelandair is a popular option for many passengers heading from OSL to IAD. What's more, if you're an Icelandair Saga Club and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Icelandair flight from Gardermoen Airport (OSL) to Washington Dulles Intl. Airport (IAD)?
Changes are typically free within 24 hours of making a booking, but your airline may charge you after that. For more information about modifying your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you want the freedom to update your itinerary without additional costs, apply the "Changes included" and "No cancel fee" filters when organizing your next trip.

Explore a world of travel with Expedia

*Available to One Key members.