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United Airlines · Route guide

Newark (EWR) to Seoul Incheon (ICN) with United Airlines

Everything you need to fly Origin to Destination: when to go, who flies it, what it costs, and how to land well.

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Airline

United Airlines (UA)

Aircraft

Airbus A350

Service

5x Weekly

Region

Asia

The route

This non-stop service connects the New York metropolitan area with South Korea's primary international gateway. Operated by United Airlines, this route provides a vital link for business and leisure travelers heading to East Asia, offering a direct bridge between two global hubs.

Spanning over 6,800 miles, this transpacific flight bridges the United States and South Korea. United Airlines operates this route five times per week, utilizing the modern Airbus A350 to ensure passenger comfort over the approximately 15-hour journey.

This route is essential for corporate travelers in the financial and tech sectors and serves as a major gateway for the Korean-American community in the tri-state area. It also provides convenient access to East Asian markets for East Coast travelers.
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One-way from

$724

Indicative fare via Duffel, ~6 weeks out

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Airports

Taking off, touching down.

Check-in, security, connections and getting into town at both ends of the flight.

Departure

Newark Liberty International Airport (EWR)

EWR
Check-in
Check in at Terminal C, the primary hub for United's international operations.
Security
Utilize TSA PreCheck or CLEAR for faster processing during peak afternoon hours.
Connections
Easily accessible via NJ Transit and AirTrain from New York City.
Arrival

Seoul Incheon International Airport (ICN)

ICN
On arrival
Most international flights arrive at Terminal 2 or the Concourse; follow signs for immigration.
Ground transport
The AREX Express Train provides the fastest connection to Seoul Station.
Planning ahead
Ensure your K-ETA or visa is approved before boarding your flight in Newark.
Timing & fares

When it flies, what it costs.

Schedule & reliability

Schedule
Departures typically occur in the late morning or early afternoon from Newark.
Duration
Westbound flights are longer due to headwinds; expect around 15 hours in the air.
Seasonality
This is a year-round service with consistent 5x weekly frequency.
Time zones
Seoul is 13 to 14 hours ahead of Newark depending on Daylight Savings Time.

Fares & booking

Booking window
Optimal pricing is typically found 90 to 120 days before departure.
Cabin advice
Consider Premium Plus for a balance of comfort and value on this long-haul route.
Peak pricing
Prices surge during Lunar New Year and the Chuseok holiday periods.
  • Book at least 3 months in advance for the best transpacific rates.
  • Use United MileagePlus miles for potential Polaris Business Class upgrades.
  • Tuesday and Wednesday departures often offer lower fares.

Peak season

Summer (June-August) and late December.

Shoulder season

Spring and Autumn offer the best balance of weather and price.

Off-peak season

January and February, excluding the Lunar New Year.

Tours and experiences at either end

Vetted day trips and activities in Destination and Origin, through our travel partner.

Browse tours
When to fly

Best Time to Fly Origin to Destination

  1. 01

    Spring (April - May)

    Ideal for viewing cherry blossoms and enjoying mild temperatures.

  2. 02

    Fall (September - October)

    Clear skies and vibrant autumn foliage across South Korea.

Trip planning

Who this route suits best.

Business Travelers

Direct access to one of the world's leading financial and tech hubs.

Leisure Explorers

Perfect for those looking to experience Korean culture, food, and history.

Expats

A reliable link for visiting family and friends between the US and Korea.

Connections & alternatives

Jeju Island

A short domestic flight from Seoul to 'the Hawaii of Korea'.

Busan

Accessible via the KTX high-speed train or a quick transfer at ICN.

Field notes

Travel Tips for the Origin-Destination Route

Visa & entry

  • Most travelers require a K-ETA (Korea Electronic Travel Authorization).
  • A valid passport with at least six months of remaining validity is required.
  • Customs forms are distributed on the aircraft; electronic versions are also available.

Airport transfers

  • AREX Express Train: Fast and reliable to downtown Seoul.
  • Airport Limousine Bus: Convenient for direct transport to major hotels.
  • Taxis: Available 24/7 with fixed-rate options to certain districts.

Baggage & transit

  • Standard international allowance applies; check specific status for extra bags.
  • Newark Terminal C offers ample lounges for transit passengers.
  • Incheon is an excellent hub for transfers to Southeast Asia or China.

Checklist

  • Passport and K-ETA documentation
  • Universal power adapter for South Korea
  • Noise-canceling headphones for the 15-hour flight
  • Korean Won (KRW) or a travel-friendly credit card
Carriers

Airlines Flying Origin to Destination

United Airlines

5x Weekly non-stop service

The route features the Airbus A350 with Polaris and Economy seating.

FAQ

Common questions.

Straight answers about flying Origin to Destination.

How long is the flight from Newark to Seoul Incheon?

The non-stop flight typically takes approximately 15 hours and 30 minutes.

Does United Airlines fly daily from EWR to ICN?

Currently, United operates this route with a frequency of 5 times per week.

What aircraft is used on the EWR to ICN route?

United Airlines typically utilizes the Airbus A350 for this long-haul service.

Do I need a visa to visit South Korea from the USA?

US citizens generally need a K-ETA (Electronic Travel Authorization) for short stays.

Which terminal does United use at Newark for Seoul flights?

United Airlines international flights usually depart from Terminal C at Newark Liberty.

Keep exploring

Where to next.

Structured data verified

Airports

Newark Liberty International AirportSeoul Incheon International Airport

Countries & layovers

Newark layover guideSeoul layover guide

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Three steps

  1. 1Use the Borderly platform for detailed flight statistics and history.
  2. 2Download the United Airlines app for real-time gate and baggage updates.
  3. 3Monitor flight status on the official Incheon Airport website.
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