Other Options for This Route
San Francisco (SFO) to Thunder Bay (YQT) in May from $453
From $453
San Francisco (SFO) to Thunder Bay (YQT) in May from $1,527
From $1,527
San Francisco (SFO) to Thunder Bay (YQT) in May from $1,531
From $1,531
May departures from San Francisco International Airport (SFO) to Thunder Bay International Airport (YQT) typically require connecting itineraries through hubs such as Toronto Pearson International Airport (Toronto Pearson International Airport (YYZ)), Winnipeg James Armstrong Richardson International Airport (Winnipeg James Armstrong Richardson International Airport (YWG)), or Minneapolis-Saint Paul International Airport (Minneapolis−Saint Paul International Airport (MSP)). Average round-trip fares in May range from $450–$800 depending on advance purchase and number of stops; aim to book 4–8 weeks ahead for the best May deals. Midweek flights (Tuesday and Wednesday) often show lower fares and fewer crowds at SFO. For May travel, pack layers—Thunder Bay spring temperatures can be cool and rainy—bring a light waterproof jacket and comfortable shoes for outdoor sightseeing. CTA: Search and book cheap SFO to YQT May flights now; set fare alerts for round-trip deals and check connecting options via YYZ or YWG to optimize price and schedule.
In May, Thunder Bay International Airport (YQT) sees a mix of regional passengers and travelers connecting from larger hubs. Typical arrival procedures are quick, with accessible car rental desks and taxi services to downtown Thunder Bay (about 10–20 minutes). Travelers should prepare for cool, sometimes rainy spring weather and layer accordingly. Nearby major cities commonly accessed from YQT include Toronto (for international connections), Winnipeg (regional hub), and Minneapolis for U.S.-bound connections. CTA: When planning May visits, compare SFO to YQT arrival times, pre-book ground transport, and check local events calendars to make the most of spring activities in Northern Ontario.