Southwest Airlines Airfares Roundtrip Ontario CA to New York or Vice Versa

No special codes or coupons are required. Get these Southwest Airlines airfares while valid.

These roundtrip basic economy fares between Ontario, CA (ONT) and New York (LGA) include a personal item and a carry-on bag, with one stop each way. Please note, there is no seat selection and free checked bags are currently not included. This deal also works in reverse, for flights from LGA to ONT.

Travel Availability:

• Departs ONT: Oct 30-31; Nov 1, 3-5, 8, 11-15, 17-19; Dec 3-4, 9-11, 15-17; Jan 7-18, 20-31; Feb 1-5, 10-11, 18, 24-25; March 3-4
• Departs LGA: Oct 30-31; Nov 1, 4-9, 12-16, 18-20; Dec 3-6, 9-11; Jan 7-15, 17-18, 20-31; Feb 2-5, 10-11, 18, 24-26; March 3-4