$149 Cheap Flights from Eugene (EUG) to Washington (IAD)

View $149 flight on Wed, Apr 29, 2026Opens in a new window

Popular airlines from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Eugene to Washington (EUG-IAD)

Prices were available within the past 7 days and start at $149 for one-way flights and $227 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 25 - Sat, May 2
EUG
Eugene
IAD
Washington
$227 Roundtrip, found 23 hours ago
$227
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Eugene to Washington, returning Sat, May 2, priced at $227 found 23 hours ago
Alaska Airlines
Thu, Apr 16 - Wed, Apr 22
EUG
Eugene
IAD
Washington
$245 Roundtrip, found 6 days ago
$245
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Apr 16 from Eugene to Washington, returning Wed, Apr 22, priced at $245 found 6 days ago
Alaska Airlines
Sat, Apr 25 - Sat, May 2
EUG
Eugene
IAD
Washington
$252 Roundtrip, found 23 hours ago
$252
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Eugene to Washington, returning Sat, May 2, priced at $252 found 23 hours ago
Alaska Airlines
Sat, Apr 25 - Sat, May 2
EUG
Eugene
IAD
Washington
$256 Roundtrip, found 23 hours ago
$256
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Eugene to Washington, returning Sat, May 2, priced at $256 found 23 hours ago
Alaska Airlines
Sat, Apr 25 - Sat, May 2
EUG
Eugene
IAD
Washington
$257 Roundtrip, found 3 days ago
$257
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Eugene to Washington, returning Sat, May 2, priced at $257 found 3 days ago
Alaska Airlines
Wed, Apr 22 - Wed, Apr 29
EUG
Eugene
IAD
Washington
$267 Roundtrip, found 2 hours ago
$267
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Apr 22 from Eugene to Washington, returning Wed, Apr 29, priced at $267 found 2 hours ago
Delta
Mon, May 4 - Wed, May 6
EUG
Eugene
IAD
Washington
$278 Roundtrip, found 3 days ago
$278
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, May 4 from Eugene to Washington, returning Wed, May 6, priced at $278 found 3 days ago
Southwest Airlines
Tue, Apr 21 - Tue, Apr 28
EUG
Eugene
IAD
Washington
$297 Roundtrip, found 5 hours ago
$297
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Tue, Apr 21 from Eugene to Washington, returning Tue, Apr 28, priced at $297 found 5 hours ago
American Airlines
Wed, Apr 22 - Sat, Apr 25
EUG
Eugene
IAD
Washington
$302 Roundtrip, found 1 day ago
$302
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Apr 22 from Eugene to Washington, returning Sat, Apr 25, priced at $302 found 1 day ago
United
Wed, Apr 22 - Sat, Apr 25
EUG
Eugene
IAD
Washington
$315 Roundtrip, found 1 day ago
$315
Roundtrip
found 1 day ago
Select United flight, departing Wed, Apr 22 from Eugene to Washington, returning Sat, Apr 25, priced at $315 found 1 day ago

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Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $592
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $592

Frequently asked questions

How much does a flight from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD) cost?
Snag a cheap one-way flight from $149 or cheap return flight from $227 from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)?
April is the most affordable month to fly from EUG to IAD. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from EUG to IAD. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)?
You'll need to book a flight with a layover when traveling from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from EUG to IAD?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)?
To avoid potential delays on the Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD) last-minute?
Last-minute fares from EUG to IAD are usually more expensive. To secure the best rates, start searching for flights early. That being said, if your travel plans are flexible, it's possible to score a cheap ticket right before your journey.
Is it cheaper to book an EUG to IAD flight and hotel package?
You'll generally save money by securing an EUG to IAD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After choosing your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Mahlon Sweet Field Airport (EUG) to Washington Dulles Intl. Airport (IAD)?
If you reserved your EUG to IAD flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Eugene
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$226
Distance
2362 mi

Book with confidence

Eugene to Washington Flights

The cheapest times to fly from Eugene to Washington

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 Eugene to Washington are during the month of April. You can find some of the cheapest flights from Eugene to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eugene to Washington

Sunday is one of the best days to book for cheap flights from Eugene to Washington: 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 Eugene to Washington

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 Eugene to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $149 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 Eugene to Washington 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 Eugene to Washington 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.

 

Eugene to Washington Flights

*Flight schedules are subject to change.

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