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Cheap Flights from Washington to Republic of Korea
Expected price increase
30%
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1 Passenger
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Passengers
Adults 18+
Children 2-11
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Average price per month
- Low Season: January
- High Season: November
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in January, March and February.
- High season months are May, December and November. However, it's not the rule and you should always search current flight deals.
- For example, the flight from Washington to Republic of Korea is currently 36% cheaper than average.
Price increase as travel date approaches
- Flight prices for this route increase by 29% if you book last minute. Hover on the graph above to see for yourself!.
- To grab the lowest price possible, you should buy your flight around 65 days before departure!
- Consider booking at least 24 days before departure to increase your chances of getting a low price.
- Generally, it's safe to book between 90 and 60 days in advance.
Washington to Republic of Korea Flight Information
| Flights Depart From | Washington (SEA) |
| Flights Arriving To | Republic of Korea (ICN) |
| Distance | 8378.21 km |
| Current Discount | 36 % |
| Average Price | $1286.28 |
| Good Deal | $793.75 |
| Cheapest Airlines | Air Canada, Hainan Airlines |
| Popular Airlines | Japan Airlines (JAL), Korean Air, Alaska Airlines, Asiana Airlines, Turkish Airlines, Delta Air Lines, Hainan Airlines, Hawaiian Airlines, Air Canada, American Airlines |
| Flight Duration | 10 hours 44 minutes |
| Flights Depart From |
| Washington (SEA) |
| Flights Arrive In |
| Republic of Korea (ICN) |
| Distance |
| 8378.21 km |
| Flight Duration |
| 10 hours 44 minutes |
| Current Discount |
| 36 % |
| Average Price |
| $1286.28 |
| Good Deal |
| $793.75 |
| Cheapest Airlines |
| Air Canada, Hainan Airlines |
| Popular Airlines |
| Japan Airlines (JAL), Korean Air, Alaska Airlines, Asiana Airlines, Turkish Airlines, Delta Air Lines, Hainan Airlines, Hawaiian Airlines, Air Canada, American Airlines |
Most Reliable Airlines flying to Republic of Korea
- According to our data, Japan Airlines (JAL), Korean Air and Alaska Airlines have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Alaska Airlines, Delta Air Lines and American Airlines.
- If customer service is important for you then you should consider flying with Alaska Airlines, Japan Airlines (JAL) and Korean Air.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Japan Airlines (JAL) |
4.2 | 4.0 | 4.5 | 4.5 | 4.5 | 4.0 | 4.0 | 4.0 | 4.0 |
Korean Air |
4.2 | 4.0 | 4.5 | 4.5 | 4.5 | 4.0 | 4.0 | 4.0 | 4.0 |
Alaska Airlines |
4.1 | 4.5 | 4.5 | 4.5 | 4.5 | 3.5 | 3.5 | 4.0 | 4.0 |
Asiana Airlines |
3.9 | 3.5 | 4.0 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 4.0 |
Turkish Airlines |
3.9 | 3.5 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
Delta Air Lines |
3.8 | 4.5 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 |
Hainan Airlines |
3.8 | 3.5 | 4.0 | 4.0 | 4.0 | 3.5 | 3.5 | 4.0 | 3.5 |
Hawaiian Airlines |
3.8 | - | 4.0 | 4.0 | 4.0 | 3.5 | 3.5 | 4.0 | 3.5 |
Air Canada |
3.4 | 3.5 | 3.5 | 3.5 | 3.5 | 3.0 | 3.5 | 3.5 | 3.5 |
American Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.5 | 3.0 |
Overall Rating
4.0
On time arrival
4.0
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.0
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
4.0
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
4.0
Entertainment
4.0
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
4.0
On time arrival
3.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
3.5
Overall Rating
4.0
On time arrival
-
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.5
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.5
Seat Comfort
3.0
Good to know:
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Republic of Korea flight deals.
Track the flight prices from Washington to Republic of Korea by subscribing to Fare Alerts to never miss the best deals possible.
Did you know that you could find even better deals when you use our Mobile App?. How to get the cheapest flight to Republic of Korea?
Currently there is a 36% discount on flights to Republic of Korea. This price won't stay too long and you should consider buying now.
Flight prices for this route are expected to go up by 30%.
Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from Washington to Republic of Korea: Air Canada and Hainan Airlines..
Air CanadaSat, 14 Feb SEA ICN
Sat, 21 Feb ICN SEA Trip duration: 7 days$596.83
Air CanadaThu, 08 Jan SEA ICN
Sat, 14 Feb ICN SEA Trip duration: 37 days$664.33
Air CanadaThu, 08 Jan SEA ICN
Sun, 15 Feb ICN SEA Trip duration: 38 days$664.33
Hainan AirlinesWed, 04 Mar SEA ICN
Wed, 18 Mar ICN SEA Trip duration: 14 days$698.13
Air CanadaSat, 07 Feb SEA ICN
Sat, 14 Feb ICN SEA Trip duration: 7 days$714.33
Hainan AirlinesThu, 29 Jan SEA ICN
Mon, 02 Feb ICN SEA Trip duration: 4 days$745.83
Air CanadaTue, 20 Jan SEA ICN
Tue, 03 Feb ICN SEA Trip duration: 14 days$782.43
Air CanadaWed, 21 Jan SEA ICN
Wed, 28 Jan ICN SEA Trip duration: 7 days$782.53
Air CanadaThu, 15 Jan SEA ICN
Thu, 22 Jan ICN SEA Trip duration: 7 days$782.53
Air CanadaMon, 19 Jan SEA ICN
Tue, 03 Feb ICN SEA Trip duration: 15 days$782.53
Air CanadaMon, 26 Jan SEA ICN
Wed, 04 Feb ICN SEA Trip duration: 9 days$782.53
Air CanadaWed, 21 Jan SEA ICN
Thu, 19 Feb ICN SEA Trip duration: 29 days$782.53
Hainan AirlinesThu, 12 Feb SEA ICN
Sun, 22 Feb ICN SEA Trip duration: 10 days$790.24
Air CanadaSun, 15 Feb SEA ICN
Sun, 22 Feb ICN SEA Trip duration: 7 days$791.83
Hainan AirlinesWed, 11 Feb SEA ICN
Wed, 18 Feb ICN SEA Trip duration: 7 days$808.13
Hainan AirlinesFri, 13 Feb SEA ICN
Tue, 17 Feb ICN SEA Trip duration: 4 days$808.33
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Frequently Asked Questions
- How long is a direct flight from Washington to Republic of Korea?A direct flight from Washington to Republic of Korea takes roughly 10 hours 44 minutes.
- How many direct flights are there between Washington to Republic of Korea daily?On average, there are 15 direct flights from Washington to Republic of Korea each day.
- Which airlines offer cheap airfare from Washington to Republic of Korea?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Air Canada and Hainan Airlines.
- Do I need my passport to fly from Washington to Republic of Korea?Yes, you most certainly do.
- Which airlines fly from Washington to Republic of Korea most often?Japan Airlines (JAL), Korean Air, Alaska Airlines, Asiana Airlines, Turkish Airlines, Delta Air Lines, Hainan Airlines, Hawaiian Airlines, Air Canada and American Airlines are the top.
- What's the cheapest day to fly from Washington to Republic of Korea?That depends. Recently, the cheapest day to fly from Washington to Republic of Korea has been Wednesday. And the cheapest return flight from Saturday has been. That said, the cheapest departure days are constantly changing.
- Which airport will I be flying from in Washington?When departing from Washington you'll be flying out of Seattle-Tacoma International.
- Which airport will I be flying from in Republic of Korea?When departing from Republic of Korea you'll be flying out of Incheon International Airport.
- How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
- Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
- How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
- Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
- Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
- How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
- Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
- Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
- How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.