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Cheap flight deals from Ontario to Watertown Starting at MYR 1,185

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

  • One way
  • Round-trip
      • ONT04:17 pm
        25h 18m
        1 stop
        ATY07:35 pm
        Tue, Apr 15|Ontario - Watertown|United Airlines
        MYR 1,185MYR 1,891
        37% OFF
        37% OFF
        MYR 1,891MYR 1,185

        Choose United Airlines flights from Ontario to Watertown. The one-way connecting flight with United Airlines departs from Ontario International Airport on Tue, Apr 15, arriving at Watertown Regional Airport. One-way Prices start from MYR 1,185 including taxes and charges.

      • ONT04:17 pm
        25h 18m
        1 stop
        ATY07:35 pm
        Wed, Apr 16|Ontario - Watertown|United Airlines
        MYR 1,185MYR 1,891
        37% OFF
        37% OFF
        MYR 1,891MYR 1,185

        Choose United Airlines flights from Ontario to Watertown. The one-way connecting flight with United Airlines departs from Ontario International Airport on Wed, Apr 16, arriving at Watertown Regional Airport. One-way Prices start from MYR 1,185 including taxes and charges.

      • ONT05:00 am
        12h 35m
        1 stop
        ATY07:35 pm
        Wed, Apr 2|Ontario - Watertown|United Airlines
        MYR 1,186MYR 1,891
        37% OFF
        37% OFF
        MYR 1,891MYR 1,186

        Choose United Airlines flights from Ontario to Watertown. The one-way connecting flight with United Airlines departs from Ontario International Airport on Wed, Apr 2, arriving at Watertown Regional Airport. One-way Prices start from MYR 1,186 including taxes and charges.

      • ONT05:00 am
        12h 35m
        1 stop
        ATY07:35 pm
        Thu, Apr 3|Ontario - Watertown|United Airlines
        MYR 1,186
        MYR 1,186

        Choose United Airlines flights from Ontario to Watertown. The one-way connecting flight with United Airlines departs from Ontario International Airport on Thu, Apr 3, arriving at Watertown Regional Airport. One-way Prices start from MYR 1,186 including taxes and charges.

      • ONT05:00 am
        12h 35m
        1 stop
        ATY07:35 pm
        Sun, Mar 30|Ontario - Watertown|United Airlines
        MYR 1,664
        MYR 1,664

        Choose United Airlines flights from Ontario to Watertown. The one-way connecting flight with United Airlines departs from Ontario International Airport on Sun, Mar 30, arriving at Watertown Regional Airport. One-way Prices start from MYR 1,664 including taxes and charges.

      • ONT01:00 pm
        3h 5m
        Nonstop
        ATY02:00 pm
        Sun, Feb 23|Ontario - Watertown|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Los Angeles to Watertown Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA1942

    United Airlines

    01:44 pm

    ONT

    2.3h

    05:03 pm

    DEN

    SMTWTFS
    Search

  2. KG3919

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -MTWT-S

  3. UA1942

    United Airlines

    01:44 pm

    ONT

    2.3h

    05:03 pm

    DEN

    SMTWTFS
    Search

  4. KG3923

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -----F-

  5. UA1575

    United Airlines

    05:05 am

    ONT

    2.3h

    08:24 am

    DEN

    SMTWTFS
    Search

  6. KG3919

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -MTWT-S

  7. UA277

    United Airlines

    06:00 am

    ONT

    7.9h

    02:54 pm

    DEN

    SMTWTFS
    Search

  8. KG3919

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -MTWT-S

  9. DL1340

    Delta Air Lines

    06:00 am

    ONT

    1.8h

    08:50 am

    SLC

    SMTWTFS
    Search

  10. DL1553

    Delta Air Lines

    10:20 am

    SLC

    1.6h

    11:54 am

    DEN

    SMTWTFS

  11. KG3919

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -MTWT-S

  12. AA1199

    American Airlines

    10:05 am

    ONT

    1.2h

    12:17 pm

    PHX

    SMTWTFS
    Search

  13. AA3144

    American Airlines

    12:35 pm

    PHX

    1.8h

    03:22 pm

    DEN

    SMTWTFS

  14. KG3919

    Denver Air Connection

    04:55 pm

    DEN

    1.7h

    07:35 pm

    ATY

    -MTWT-S
Find more flights and airlines

When is the cheapest time to fly from Ontario to Watertown?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Ontario (ONT) to Watertown (ATY) the cheapest?

    Airlines adjust prices for flights from Ontario to Watertown based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Ontario (ONT) to Watertown (ATY) cost?

    According to Trip.com's data, the lowest price is around MYR 1,866.

How to find a cheap flight from Ontario to Watertown

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ontario to Watertown. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Ontario to Watertown

Cheapest nonstop flight priceMYR 1,184
Flight distance10,569.93 km
Popular airlineDelta Air Lines

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