Trip.com
>
Flights
>
Flights to United States
>
Flights to Missouri
>
Flights to St. Louis
Hotels in St. Louis
>
Flights from Knock to St. Louis

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

      • NOC 1:00 PM
        40h 42m
        2 stops
        STL 11:42 PM
        Knock - St. Louis | Thu, Dec 11 | Aer Lingus
        STL 11:40 AM
        18h 45m
        2 stops
        NOC 12:25 PM
        St. Louis - Knock | Mon, Dec 15 | Virgin Atlantic
        JPY 166,480 JPY 255,227
        35% OFF
        35% OFF
        JPY 255,227 JPY 166,480
      • NOC 1:00 PM
        54h 29m
        2 stops
        STL 1:29 PM
        Knock - St. Louis | Thu, Dec 11 | British Airways
        STL 10:56 AM
        19h 29m
        2 stops
        NOC 12:25 PM
        St. Louis - Knock | Mon, Dec 15 | American Airlines
        JPY 178,659 JPY 255,227
        30% OFF
        30% OFF
        JPY 255,227 JPY 178,659
      • NOC 1:00 PM
        17h 25m
        1 stop
        STL Invalid Date
        Knock - St. Louis | Thu, Dec 11 | Normal Airline
        STL 3:00 PM
        6h
        Nonstop
        NOC 4:00 PM
        St. Louis - Knock | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Knock to St. Louis are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Knock to St. Louis

The distance between Knock and St. Louis is approximately 6,116.77 km. The off-season for travel is October.

Cheapest round-trip ticket priceJPY 166,480
Off-season for travelOctober
Flight distance6,116.77 km

When is the cheapest time to fly from Knock to St. Louis?

The cheapest time for Knock to St. Louis flights: Dec 7 to Dec 14 — one way flight prices from JPY 166,479.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Knock to St. Louis, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • When is the best time to book flights from Knock to St. Louis?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Knock to St. Louis 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 Knock to St. Louis, you can use various tools on Trip.com:
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Knock to St. Louis is October, when demand for travel is lower.
  • The time difference between St. Louis and Knock is 6h.
  • Tickets can only be changed or canceled 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.

Explore More Popular Flights