Delta - Most April to June 2023

Not a great mileage run, but if somebody wanted to visit Cuba...

LAX-HAV in Comfort+ - $360 roundtrip - https://www.google.com/travel/flight...JQgex5CC9Gr1Q9 (6666 MQM - 5.40 cents per MQM)
HAV-LAX in Comfort+ - $347 roundtrip - https://www.google.com/travel/flight...LfbAGGFkunsuN7 (7162 MQM - 4.85 cents per MQM)
LAS-HAV in Comfort+ - $390 roundtrip - https://www.google.com/travel/flight...2VWcV34Jkp6oJ9 (6143 MQM - 6.35 cents per MQM)
HAV-LAS in Comfort+ - $377 roundtrip - https://www.google.com/travel/flight...TgRTHc8ddKBix6 (6143 MQM - 6.14 cents per MQM)
SFO-HAV in Comfort+ - $456 roundtrip - https://www.google.com/travel/flight...wG5wNRhjrhAnL6 (7766 MQM - 5.87 cents per MQM)
HAV-SFO in Comfort+ - $491 roundtrip - https://www.google.com/travel/flight...Z5vfifq5Rf5657 (6912 MQM - 7.10 cents per MQM)


Also,
Toronto (YYZ) to Hawaii (OGG) - $853 roundtrip in Comfort+ - https://www.google.com/travel/flight...suHquS2i2r9oC9 (10261 MQM - 8.31 cents per MQM)
Montreal (YUL) to Hawaii (OGG) - $928 roundtrip in Comfort+ - https://www.google.com/travel/flight...pWjf1cycpsWQQ8 (10886 MQM - 8.52 cents per MQM)
Anchorage (ANC) to Santiago (SCL) - $1448 roundtrip in Comfort+ - https://www.google.com/travel/flight...CMDieT6epb2cV6 (21340 MQM - 6.79 cents per MQM)
Santiago (SCL) to Anchorage (ANC) - $1477 roundtrip in Comfort+ - https://www.google.com/travel/flight...RFA7ZLj3WvRja7 (21135 MQM - 6.99 cents per MQM)
Seattle (SEA) to Bogota (BOG) - $805 roundtrip in Comfort+ - https://www.google.com/travel/flight...kycbMVahoaNj96 (8558 MQM - 9.41 cents per MQM)
Bogota (BOG) to Seattle (SEA) - $853 roundtrip in Comfort+ - https://www.google.com/travel/flight...LnR4FJGjgeL9z5 (8558 MQM - 9.97 cents per MQM)
Seattle (SEA) to Chicago (ORD) - $348 roundtrip in Comfort+ - https://www.google.com/travel/flight...7SfyXNEs1Fn6A8 (3440 MQM - 10.12 cents per MQM)
Chicago (ORD) to Seattle (SEA) - $348 roundtrip in Comfort+ - https://www.google.com/travel/flight...qEGZzGctSrEW38 (3440 MQM - 10.12 cents per MQM)
Denver (DEN) to New York (JFK) - $358 roundtrip in Comfort+ - https://www.google.com/travel/flight...3YXikQjni5HueA (3276 MQM - 10.93 cents per MQM)
New York (JFK) to Denver (DEN) - $338 roundtrip in Comfort+ - https://www.google.com/travel/flight...kzNFUyawpToMv9 (3276 MQM - 10.32 cents per MQM)
Miami (MIA) to Salt Lake City (SCL) - $458 roundtrip in Comfort+ - https://www.google.com/travel/flight...hCSc2BM6EYLwL6 (4176 MQM - 10.97 cents per MQM)
Salt Lake City (SLC) to Miami (MIA) - $468 roundtrip in Comfort+ - https://www.google.com/travel/flight...5MhWGikfRppsj7 (4176 MQM - 11.21 cents per MQM)
Richmond (RIC) to San Francisco (SFO) - $530 roundtrip in Comfort+ - https://www.google.com/travel/flight...6ynUeQKVXd8KV8 (5158 MQM - 10.28 cents per MQM)
San Francisco (SFO) to Richmond (RIC) - $507 roundtrip in Comfort+ - https://www.google.com/travel/flight...gynJ4eVMxFUmKA (5158 MQM - 9.83 cents per MQM)
New York (JFK) to Phoenix (PHX) - $518 roundtrip in Comfort+ - https://www.google.com/travel/flight...nMYwkhvh2WzSS6 (4306 MQM - 12.03 cents per MQM)
Phoenix (PHX) to New York (JFK) - $518 roundtrip in Comfort+ - https://www.google.com/travel/flight...zM7BJs8MX2H4H8 (4306 MQM - 12.03 cents per MQM)
Boston (BOS) to Phoenix (PHX) - $498 roundtrip in Comfort+ - https://www.google.com/travel/flight...FZnCzYEC1W4nn9 (4600 MQM - 10.83 cents per MQM)
Phoenix (PHX) to Boston (BOS) - $498 roundtrip in Comfort+ - https://www.google.com/travel/flight...C7pfMSrpyitei8 (4600 MQM - 10.83 cents per MQM)
Portland, Maine (PWM) to San Francisco (SFO) - $579 roundtrip in Comfort+ - https://www.google.com/travel/flight...Uz6Z1JhovyiWaA (5833 MQM - 9.93 cents per MQM)
San Francisco (SFO) to Portland, Maine (PWM) - $568 roundtrip in Comfort+ - https://www.google.com/travel/flight...GYLjUq1y2HguP6 (5494 MQM - 10.34 cents per MQM)
Hawaii (KOA) to Seattle (SEA) - $597 roundtrip in Comfort+ - https://www.google.com/travel/flight...ToRVqNrWTuX3W7 (5384 MQM - 11.09 cents per MQM)
Seattle (SEA) to Hawaii (KOA) - $627 roundtrip in Comfort+ - https://www.google.com/travel/flight...ekFAxS5Tb3B378 (5384 MQM - 11.65 cents per MQM)

Much of the year...
Aeromexico (AM) - New York (JFK) to Buenos Aires (EZE) - $1326 roundtrip in AM Plus - https://www.google.com/travel/flight...5b5SXkTRUWbpV7 (20052 MQM - 6.61 cents per MQM)
Aeromexico (AM) - San Francisco (SFO) to Buenos Aires (EZE) - $1326 roundtrip in AM Plus - https://www.google.com/travel/flight...NNuASmAHDJD4q9 (19425 MQM - 6.83 cents per MQM)
Aeromexico (AM) - Seattle (SEA) to Buenos Aires (EZE) - $1490 roundtrip in AM Plus - https://www.google.com/travel/flight...stowkvaDbU3ok6 (20781 MQM - 7.17 cents per MQM)
Aeromexico (AM) - Las Vegas (LAS) to Buenos Aires (EZE) - $1365 roundtrip in AM Plus - https://www.google.com/travel/flight...GuwYMprjk2ca3A (18303 MQM - 7.46 cents per MQM)