Flights to Thunder Bay, ON, Canada

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Cheap flights to Thunder Bay

Weather in Thunder Bay

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-8°C-15°C
February-7°C-15°C
March-1°C-8°C
April4°C-1°C
May12°C4°C
June17°C9°C
July21°C13°C
August21°C13°C
September17°C10°C
October9°C3°C
November2°C-3°C
December-4°C-10°C
Hottest Month
21°C
July
Coldest month
-15°C
January
Sunny days
248
days per year
Snow days
31
days per year

14 day forecast

Sunday
21 Sep
75%
15°C13°C
28 Sep
15°C8°C
Monday
22 Sep
89%
17°C14°C
29 Sep
19°C9°C
Tuesday
23 Sep
85%
17°C13°C
30 Sep
20°C10°C
Wednesday
24 Sep
18°C10°C
1 Oct
10°C5°C
Thursday
25 Sep
17°C9°C
2 Oct
9°C3°C
Friday
26 Sep
20°C8°C
3 Oct
11°C1°C
Saturday
27 Sep
16°C10°C
4 Oct
12°C4°C

Cheapest month to fly to Thunder Bay

Explore price trends for trips to Thunder Bay

Showing prices in USD

Annual Avg. Price225 USD
October 2025149 USD
November 2025199 USD
December 2025173 USD
January 2026187 USD
February 2026143 USD
March 2026194 USD
April 2026227 USD
May 2026193 USD
June 2026309 USD
July 2026472 USD

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