$910 Cheap Flights from Washington (IAD) to Daegu (TAE)

View $910 flight on Wed, Oct 22, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Daegu (TAE-Daegu Intl.)

Cheap Flights from Washington to Daegu (IAD-TAE)

Prices were available within the past 7 days and start at $910 for one-way flights and $1,102 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Mon, Nov 3 - Mon, Nov 10
IAD
Washington
TAE
Daegu
$1,102 Roundtrip, found 5 days ago
$1,102
Roundtrip
found 5 days ago
Select China Eastern Airlines flight, departing Mon, Nov 3 from Washington to Daegu, returning Mon, Nov 10, priced at $1,102 found 5 days ago
China Eastern Airlines
Mon, Nov 3 - Sat, Nov 8
IAD
Washington
TAE
Daegu
$1,342 Roundtrip, found 5 days ago
$1,342
Roundtrip
found 5 days ago
Select China Eastern Airlines flight, departing Mon, Nov 3 from Washington to Daegu, returning Sat, Nov 8, priced at $1,342 found 5 days ago
Alaska Airlines
Tue, Oct 28 - Tue, Nov 4
IAD
Washington
TAE
Daegu
$1,373 Roundtrip, found 1 day ago
$1,373
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Washington to Daegu, returning Tue, Nov 4, priced at $1,373 found 1 day ago
Alaska Airlines
Tue, Oct 28 - Tue, Nov 4
IAD
Washington
TAE
Daegu
$1,390 Roundtrip, found 1 day ago
$1,390
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Oct 28 from Washington to Daegu, returning Tue, Nov 4, priced at $1,390 found 1 day ago
Alaska Airlines
Mon, Oct 27 - Wed, Jan 21
IAD
Washington
TAE
Daegu
$1,487 Roundtrip, found 4 days ago
$1,487
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Oct 27 from Washington to Daegu, returning Wed, Jan 21, priced at $1,487 found 4 days ago
United
Tue, Sep 30 - Wed, Oct 8
IAD
Washington
TAE
Daegu
$1,638 Roundtrip, found 5 days ago
$1,638
Roundtrip
found 5 days ago
Select United flight, departing Tue, Sep 30 from Washington to Daegu, returning Wed, Oct 8, priced at $1,638 found 5 days ago
China Eastern Airlines
Wed, Oct 15 - Mon, Nov 24
IAD
Washington
TAE
Daegu
$1,648 Roundtrip, found 5 days ago
$1,648
Roundtrip
found 5 days ago
Select China Eastern Airlines flight, departing Wed, Oct 15 from Washington to Daegu, returning Mon, Nov 24, priced at $1,648 found 5 days ago
United
Mon, Sep 29 - Wed, Oct 8
IAD
Washington
TAE
Daegu
$1,649 Roundtrip, found 5 days ago
$1,649
Roundtrip
found 5 days ago
Select United flight, departing Mon, Sep 29 from Washington to Daegu, returning Wed, Oct 8, priced at $1,649 found 5 days ago
Korean Air
Wed, Nov 19 - Mon, Dec 8
IAD
Washington
TAE
Daegu
$1,725 Roundtrip, found 2 days ago
$1,725
Roundtrip
found 2 days ago
Select Korean Air flight, departing Wed, Nov 19 from Washington to Daegu, returning Mon, Dec 8, priced at $1,725 found 2 days ago
Delta
Wed, Oct 22 - Tue, Nov 25
IAD
Washington
TAE
Daegu
$1,892 Roundtrip, found 22 hours ago
$1,892
Roundtrip
found 22 hours ago
Select Delta flight, departing Wed, Oct 22 from Washington to Daegu, returning Tue, Nov 25, priced at $1,892 found 22 hours ago

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE) cost?
Lock in a cheap one-way flight from $910 or cheap return flight from $1,102 from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE)?
November is the least expensive month to fly from IAD to TAE. Traveling during an off-peak travel window is often the key to scoring lower fares.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from IAD to TAE. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE)?
You'll need to book a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from IAD to TAE?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE) route, fly before 3 PM. Later flights 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 Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE) last-minute?
Holding off until just before your trip to book a flight from IAD to TAE generally means paying more. While you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book an IAD to TAE flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAD to TAE flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the stress out of travel planning. Just secure your flights and select from our extensive range of stays, then customize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Daegu Intl. Airport (TAE)?
Typically, it's possible to reschedule or cancel your IAD to TAE flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Daegu Intl.
Airlines serving
Delta, Korean Air
Roundtrip price
$1,101
Distance
7003 mi

Book with confidence

Book with confidence

Washington to Daegu Flights

The cheapest times to fly from Washington to Daegu

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

 

The best time to book a flight from Washington to Daegu

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

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 Washington to Daegu in 2025. You can also book with separate airlines for your outbound and return journeys, from $910 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 Washington to Daegu 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 Washington to Daegu 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.

 

Washington to Daegu Flights

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*Available to One Key members.