Cheap flights from Grand Rapids, MI to Thief River Falls, MN

Flights starting at $199. Choose between Key Lime Air, Frontier Airlines, or Allegiant Air to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking

Tips to know when travelling to Thief River Falls

The most popular airlines for this route are Key Lime Air, Frontier Airlines, Allegiant Air, Sun Country Airlines, and Spirit Airlines. Grand Rapids and Thief River Falls have 54 direct flights per week.

Check-in for a flight from Grand Rapids to Thief River Falls

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Key Lime AirLYMKGYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Sun Country AirlinesSCXSYYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Weather in Thief River Falls

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-9°C-18°C
February-7°C-17°C
March0°C-8°C
April8°C0°C
May17°C7°C
June22°C13°C
July26°C15°C
August25°C14°C
September20°C10°C
October11°C3°C
November1°C-5°C
December-6°C-13°C
Hottest Month
26°C
July
Coldest month
-18°C
January
Sunny days
264
days per year
Snow days
22
days per year

14 day forecast

Tuesday
19 Mar
67%
1°C-9°C
26 Mar
68%
-7°C-14°C
Wednesday
20 Mar
-7°C-13°C
27 Mar
68%
-6°C-18°C
Thursday
21 Mar
73%
-3°C-9°C
28 Mar
85%
0°C-5°C
Friday
22 Mar
76%
-5°C-9°C
29 Mar
79%
0°C-2°C
Saturday
23 Mar
-5°C-12°C
30 Mar
73%
0°C-6°C
Sunday
24 Mar
61%
-5°C-7°C
31 Mar
21%
-4°C-10°C
Monday
25 Mar
73%
-7°C-11°C
1 Apr
70%
0°C-7°C

Frequently asked questions

What are the most popular routes to and from Grand Rapids?
What are the most popular routes to and from Thief River Falls?
What airports are near Grand Rapids?
What airports are near Thief River Falls?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Grand Rapids and Thief River Falls?
What is Virtual Interlining and how do I use it?
Which airlines fly between Grand Rapids and Thief River Falls?
When's the best time to travel between Grand Rapids and Thief River Falls?
What flights operate between Grand Rapids and Thief River Falls?
How many airports are there near Grand Rapids?
How many airports are there near Thief River Falls?
What time do nonstop (direct) flights between Grand Rapids and Thief River Falls depart?
What time do nonstop (direct) flights between Grand Rapids and Thief River Falls arrive?
What time do flights between Grand Rapids and Thief River Falls depart?
What time do flights between Grand Rapids and Thief River Falls arrive?

Explore alternative trips

Flights from Grand Rapids

Flights to Thief River Falls

Popular routes

Find the best connection from Grand Rapids to Thief River Falls
Search flights, trains & buses
We hack the system,
you fly for less