Flights to Imperial from Great Falls -

Popular airlines from Great Falls to Imperial

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Great Falls to Imperial (GTF-SAN)

Prices were available within the past 7 days and start at for one-way flights and ￥44,240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥44,240 Roundtrip, found 4 hours ago
￥44,240
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥44,240 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥48,860 Roundtrip, found 4 hours ago
￥48,860
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥48,860 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥56,170 Roundtrip, found 4 hours ago
￥56,170
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥56,170 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥62,830 Roundtrip, found 4 hours ago
￥62,830
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥62,830 found 4 hours ago
United
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥77,670 Roundtrip, found 4 hours ago
￥77,670
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥77,670 found 4 hours ago
United
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥85,190 Roundtrip, found 4 hours ago
￥85,190
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥85,190 found 4 hours ago
United
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥97,990 Roundtrip, found 4 hours ago
￥97,990
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥97,990 found 4 hours ago
United
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥105,300 Roundtrip, found 4 hours ago
￥105,300
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥105,300 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥105,460 Roundtrip, found 4 hours ago
￥105,460
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥105,460 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥110,070 Roundtrip, found 4 hours ago
￥110,070
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥110,070 found 4 hours ago
Delta
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥111,160 Roundtrip, found 4 hours ago
￥111,160
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥111,160 found 4 hours ago
Alaska Airlines
Fri, Aug 15 - Wed, Aug 20
GTF
Great Falls
SAN
San Diego
￥126,000 Roundtrip, found 4 hours ago
￥126,000
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Fri, Aug 15 from Great Falls to San Diego, returning Wed, Aug 20, priced at ￥126,000 found 4 hours ago

Find the cheapest month to fly from Great Falls (GTF) to San Diego (SAN)

February is typically the cheapest month to fly

From ￥30,667 - ￥90,486 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.