Roundtrip Phoenix to Seattle Nonstop Flights

No special codes or coupons are required. Get these nonstop flights while supplies last.

These roundtrip airfares are available through Southwest, Delta, American, Alaska Airlines, and Expedia. Travel is on basic economy fares, which include a personal item and a carry-on bag but do not allow for seat selection or changes. American and Alaska Airlines will seat children traveling with adults together per their policies. Delta decides this on a case-by-case basis, and Southwest offers open seating at this price.

Travel Availability

• Departs Phoenix (PHX): January 6-18, 21-31; February 1-15, 18-20, 24-28; March 3-7, 9-14, 17-19, 24-26, 31
• Departs Seattle (SEA): January 6-14, 17-31; February 1-10, 16-28; March 1-7, 9-11, 16-17, 24-25, 27-31

This offer expires on March 31, 2026.