Flights from Washington, DC to ICN

Compare prices from 500+ airlines and find the best deals on flights from IAD to ICN.*Prices shown are estimated based on historical data.

$843*
Est. Average Price
12h 8m
Avg. Flight Time
6012 mi
Flight Distance

Find the Best Fares

Check live availability for IAD to ICN now.

Search Flights from IAD to ICN

⚑ Check 500+ airlines instantly

About Flights from Washington, DC to ICN

Looking for cheap flights from Washington, DC (IAD) to ICN (ICN)? You've come to the right place. Fly2Any compares prices from over 500 airlines to help you find the best deals on this popular route.

Flight Information

Flights from IAD to ICN typically take around 12h 8m. The flight covers a distance of 6012 miles. Multiple airlines operate this route, including Qatar Airways, United Airlines, Allegiant Air.

Best Time to Book

For the best prices on IAD to ICN flights, we recommend booking 2-3 months in advance. Prices tend to be lowest for mid-week departures (Tuesday and Wednesday). Use our Price Calendar feature to compare prices across different dates and find the cheapest options.

Airlines on This Route

Several major airlines serve the Washington, DC to ICN route, including:

  • Qatar Airways (QR)
  • United Airlines (UA)
  • Allegiant Air (G4)

Frequently Asked Questions - IAD to ICN Flights

How long is the flight from Washington, DC to ICN?

Direct flights from Washington, DC (IAD) to ICN (ICN) take approximately 12h 8m. Connecting flights may add 2-4 hours depending on layover location. For the fastest journey, look for nonstop flights which are typically available on this popular route.

When is the best time to book IAD to ICN flights?

For the best prices on IAD to ICN flights, book 6-8 weeks in advance for domestic routes or 2-4 months ahead for international travel. Avoid major Asian holidays for best prices. Shoulder seasons offer pleasant weather. Peak season months (Chinese New Year, July) have higher prices, while February and May typically offer the best deals.

What are the cheapest days to fly from Washington, DC to ICN?

Tuesday and Wednesday departures are typically 15-25% cheaper than weekend flights on the IAD to ICN route. Saturday is usually the most expensive day to fly. For additional savings, consider red-eye flights or early morning departures, which often have lower fares and less crowded airports.

Which airlines fly from IAD to ICN?

Multiple airlines serve the IAD to ICN route. Compare prices across all carriers using Fly2Any to find the best combination of price, timing, and amenities.

What is the cheapest month to fly from Washington, DC to ICN?

The cheapest months to fly from IAD to ICN are typically February, May, September. Avoid major Asian holidays for best prices. Shoulder seasons offer pleasant weather. Avoid peak travel periods like Chinese New Year and July when prices can be 30-50% higher. Use Fly2Any's price alerts to get notified when fares drop.

What is the baggage allowance for IAD to ICN flights?

Baggage allowances vary by airline and fare class. Most full-service carriers include one checked bag (up to 50 lbs) on this route. Budget carriers may charge $25-$60 for checked bags. All airlines allow one personal item free. Compare total costs including baggage fees when booking to get the best deal.

Are there direct flights from Washington, DC to ICN?

Yes, several airlines offer nonstop flights from IAD to ICN. Direct flights take approximately 12h 8m. If you're flexible with your schedule, connecting flights through major hubs like ATL or ORD may offer lower prices.

How much do flights from Washington, DC to ICN cost?

Prices for IAD to ICN flights typically range from $150-$500 roundtrip for economy class, depending on when you book and travel dates. International routes may range from $400-$1,200. Use Fly2Any to compare all airlines and find current deals. Setting a price alert ensures you never miss a fare drop.

Related Flight Routes

Ready to Book Your Flight?

Search now and compare prices from 500+ airlines

Find Flights IAD β†’ ICN
Fly2Any

Your journey starts here