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Cheap Flights from Seoul to Dallas

Explore the cheapest flights from Seoul to Dallas in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 1,005, and round-trip direct tickets start at S$ 1,721.

Popular airlines from Seoul to Dallas

You can choose from 1 airlines that fly from Seoul to Dallas, including Air Premia, American Airlines offers the lowest prices on this route.
Air Premia logo Air Premia
Airlines are determined based on actual purchased flight tickets from Seoul to Dallas according to previous 12 months data from Trip.com.

Flying from Seoul to Dallas

The distance between Seoul and Dallas is approximately 10,982.69km. It takes around 13 hours on average to fly from Seoul to Dallas. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceS$ 827
Cheapest return ticket priceS$ 1,291
Off-season for travelOctober
Peak season for travelJuly
Flight distance10,982.69km
Average flight time13 hours
Popular airlineAir Premia
Flight statistics for the Seoul–Dallas route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Seoul to Dallas.

What is the cheapest month for one-way flights from Seoul to Dallas?

The average price of one-way flights from Seoul to Dallas purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Seoul to Dallas is February, with an average price of S$ 824, and the most expensive month is August, with an average price of up to S$ 1,446.

S$ 1,446
S$ 1,135
S$ 824
S$ 513
    Cheapest
  • S$ 1,440
    Jul
  • S$ 1,446
    Aug
  • S$ 1,385
    Sep
  • S$ 1,090
    Oct
  • S$ 1,178
    Nov
  • S$ 985
    Dec
  • S$ 1,384
    Jan
  • S$ 824
    Feb
  • S$ 1,176
    Mar
  • S$ 1,399
    Apr
  • S$ 1,133
    May
  • S$ 1,372
    Jun

What is the cheapest month for round-trip flights from Seoul to Dallas?

The average price of round-trip flights from Seoul to Dallas purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Seoul to Dallas is December, with an average price of S$ 1,257, and the most expensive month is May, with an average price of up to S$ 2,158.

S$ 2,158
S$ 1,708
S$ 1,257
S$ 807
    Cheapest
  • S$ 2,013
    Jul
  • S$ 1,910
    Aug
  • S$ 1,272
    Sep
  • S$ 1,446
    Oct
  • S$ 1,331
    Nov
  • S$ 1,257
    Dec
  • S$ 1,374
    Jan
  • S$ 1,360
    Feb
  • S$ 1,473
    Mar
  • S$ 1,795
    Apr
  • S$ 2,158
    May
  • S$ 1,967
    Jun

What is the cheapest day to fly from Seoul to Dallas during National Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Seoul to Dallas during National Day.

National Day is scheduled on Aug 9. The flights from Seoul to Dallas are cheapest on Aug 11, with the lowest fare of S$ 1,092.

S$ 2,063
S$ 1,578
S$ 1,092
S$ 607
    Cheapest
  • S$ 2,063
    6
    Aug
  • S$ 1,277
    7
  • S$ 1,277
    8
  • S$ 1,325
    9
  • S$ 1,102
    10
  • S$ 1,092
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Seoul (SEL) to Dallas (DFW)?

    Based on Trip.com data, Air Premia offers one-way fares as low as S$ 827 on Cheapest nonstop routes (e.g. ICN to DFW on Wed, Sep 2), while Air Premia offers Cheapest nonstop round-trips from S$ 1,291 departing on Fri, Sep 4 and returning on Thu, Sep 10.
  • At the moment, you can catch a direct flight from Seoul to Dallas with the following airlines, including: Air Premia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 13 hours to fly from Seoul (SEL) to Dallas (DFW).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Dallas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seoul to Dallas, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Sep 2, with one-way flights priced at just S$ 827.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Dallas travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to Dallas is October, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Seoul to Dallas on July 14, 2026 with Cathay Pacific, with prices starting at S$ 903.
  • You can land at any one of the following hubs in Dallas, with Incheon International Airport to Dallas Fort Worth International Airport (ICN-DFW) is by far the most common option on this route: Dallas Fort Worth International Airport (DFW) Dallas Love Field (DAL).
  • The time difference between Dallas and Seoul is 15h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.