United has round-trip flights from Seattle (SEA) to Cancun (CUN) for $311-$329 with a connection. Flights December to September. Very few weekends available. Origin/Destination reversible. No Christmas dates available.
Category: <span>Cancun</span>
Delta and Aeromexico have code-share round-trip flights from Atlanta (ATL) to Cancun (CUN) for $332-$382, NONSTOP. Flights in December. No Thursday departures. No Christmas dates available.
Some small OTAs on Skyscanner have this for as low as $332; which is cheaper than the airline.
American Airlines has round-trip flights from Phoenix (PHX) to Cancun (CUN) for $365-$369, NONSTOP. Flights November to February. Departures on Monday, Tuesday, Wednesday, and Sunday. Origin/Destination reversible. No Thanksgiving dates.
Delta has round-trip flights from Atlanta (ATL) to Cancun (CUN) for $338-$381, NONSTOP. Flights September to November. Departures on Monday, Tuesday, Wednesday, and Sunday. No Thanksgiving dates.
American Airlines has round-trip flights from Phoenix (PHX) to Cancun (CUN) for $346-$350, NONSTOP. Flights August to October. Departures on Monday, Tuesday, Wednesday, and Sunday. Origin/Destination reversible.
Delta has round-trip flights from Seattle (SEA) to Cancun (CUN) for $340, NONSTOP. Flights September to October. Weekends available. Origin/Destination reversible.
JetBlue has round-trip flights from New York (JFK) to Cancun (CUN) for $272-$282, NONSTOP. Flights August to January. Weekends available. Origin/Destination reversible.
United and Southwest have round-trip flights from Denver (DEN) to Cancun (CUN) for $249-$259, NONSTOP. Flights July to August. Extended weekends available. Origin/Destination reversible.
American Airlines has round-trip flights from Portland (PDX) to Cancun or Tulum, Mexico (CUN, TQO) for $272-$284 with a connection. Flights August to December. Holiday blackouts.
JetBlue, American, Delta and United have round-trip flights from New York or Newark (JFK/EWR) to Cancun (CUN) for $279-$289, NONSTOP. Flights June to December. Departures on Monday, Tuesday, Wednesday, Saturday, and Sunday. Origin/Destination reversible. No Christmas dates available.
Delta has round-trip flights from Seattle (SEA) to Cancun (CUN) for $337-$342, NONSTOP. Flights September to October. No Wednesday departures. Very few weekends available. Origin/Destination reversible.
United has round-trip flights from Denver (DEN) to Cancun or Belize (CUN, BZE) for $247-$342, NONSTOP. Cancun flights June to August. Belize flights June to March. Extended weekends available. Origin/Destination reversible.
Delta and Aeromexico have round-trip flights from Seattle (SEA) to Cancun (CUN) for $343-$382, NONSTOP. Flights May to October. Some weekends available. Origin/Destination reversible.
Some small OTAs on Skyscanner have this for as low as $320; which is cheaper than the airline.
United and JetBlue have round-trip flights from New York/Newark (EWR/JFK) to Cancun (CUN) for $279-$289, NONSTOP. Flights May to August. Very few weekends available. Origin/Destination reversible.
Southwest has round-trip flights from Denver (DEN) to Cancun (CUN) for $286-$306, NONSTOP. Flights May to August. Weekends available. Origin/Destination reversible.
Southwest has round-trip flights from Chicago (MDW) to Cancun (CUN) for $246-$258, NONSTOP. Flights April to July. Extended weekends available. Origin/Destination reversible.
United has round-trip flights from Portland (PDX) to Cancun (CUN) for $324-$340 with a connection. Flights April to February. Weekends available. Origin/Destination reversible.
Outbound departing flight is a late-night departure.
Southwest has round-trip flights from Denver (DEN) to Cancun (CUN) for $286-$306, NONSTOP. Flights April to August. Extended weekends available. Origin/Destination reversible.
Delta has round-trip flights from Seattle (SEA) to Cancun (CUN) for $344, NONSTOP. Flights March to May. Very few weekends available.
A Carry-on bag and also a personal item is allowed for free on Delta. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
Alaska Airlines has round-trip flights from Seattle (SEA) to Nassau Bahamas, Belize, Puerto Vallarta, or Cabo (NAS, BZE, PVR, SJD) for $294-$325, NONSTOP. Flights January to March. Extended weekends available. Blackout Dates: January 16-21, February 13 – 18, 2025.
Use code: CYBERWEEK24. The coupon is for 30% off flights to/from Florida, Mexico, Costa Rica, Guatemala, Belize, and The Bahamas. Fly between Jan-Mar.
A Carry-on bag and also a personal item is allowed for free on Alaska Airlines. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

