AWS region

Spot instances in ca-west-1

Low-interruption types

107

Instance types tracked

242

Median discount

80%

Cheapest spot

Interruption tiers across 242 instance types

26% lowest tier

AWS reports the share of this pool reclaimed over the trailing ~30 days, via AWS Spot Instance Advisor, as of 2026-09-08.

Instance types by interruption tier

242 instance types, safest and best-value first

Instance typeInterruptionSpot priceDiscount
c6gn.12xlarge<5%per ~30 days$0.2270$2.270490%
c6id.24xlarge<5%per ~30 days$0.5342$5.342490%
m6g.16xlarge<5%per ~30 days$0.2739$2.739290%
m6g.metal<5%per ~30 days$0.2739$2.739290%
c6gn.16xlarge<5%per ~30 days$0.3027$3.027290%
c6in.24xlarge<5%per ~30 days$0.5947$5.947290%
c6id.32xlarge<5%per ~30 days$0.7123$7.123290%
c5.18xlarge<5%per ~30 days$0.3348$3.348090%
i3en.metal<5%per ~30 days$1.2000$12.000090%
m5d.16xlarge<5%per ~30 days$0.4032$4.032090%
m5d.24xlarge<5%per ~30 days$0.6048$6.048090%
m5d.8xlarge<5%per ~30 days$0.2016$2.016090%
m6i.32xlarge<5%per ~30 days$0.6848$6.848090%
m6i.metal<5%per ~30 days$0.6848$6.848090%
r5.metal<5%per ~30 days$0.6624$6.624090%
c6in.32xlarge<5%per ~30 days$0.7930$7.929690%
c6in.metal<5%per ~30 days$0.7930$7.929690%
r6g.metal<5%per ~30 days$0.3533$3.532890%
c6g.metal<5%per ~30 days$0.2381$2.380890%
r7g.metal<5%per ~30 days$0.3754$3.753690%
m6gd.16xlarge<5%per ~30 days$0.3226$3.225690%
m6gd.metal<5%per ~30 days$0.3226$3.225690%
c6gn.8xlarge<5%per ~30 days$0.1514$1.513690%
r6i.metal<5%per ~30 days$0.9867$8.832089%
c6in.12xlarge<5%per ~30 days$0.3362$2.973689%
m5.4xlarge<5%per ~30 days$0.0974$0.856089%
r6i.32xlarge<5%per ~30 days$1.1182$8.832087%
m6g.12xlarge<5%per ~30 days$0.2699$2.054487%
m6id.metal<5%per ~30 days$1.1230$8.467287%
r6g.16xlarge<5%per ~30 days$0.5446$3.532885%
m5d.4xlarge<5%per ~30 days$0.1595$1.008084%
c6in.16xlarge<5%per ~30 days$0.6690$3.964883%
r6i.4xlarge<5%per ~30 days$0.1878$1.104083%
r6i.24xlarge<5%per ~30 days$1.1286$6.624083%
m6i.12xlarge<5%per ~30 days$0.4623$2.568082%
r5.24xlarge<5%per ~30 days$1.2120$6.624082%
r6i.16xlarge<5%per ~30 days$0.8086$4.416082%
t3.xlarge<5%per ~30 days$0.0341$0.185682%
c6id.metal<5%per ~30 days$1.3915$7.123280%
c6i.metal<5%per ~30 days$1.1743$5.952080%
i7i.large<5%per ~30 days$0.0415$0.208180%
m6i.16xlarge<5%per ~30 days$0.7090$3.424079%
m6i.24xlarge<5%per ~30 days$1.0660$5.136079%
c6i.32xlarge<5%per ~30 days$1.2415$5.952079%
i4i.large<5%per ~30 days$0.0397$0.189079%
i4i.2xlarge<5%per ~30 days$0.1636$0.757078%
m5.8xlarge<5%per ~30 days$0.3759$1.712078%
m5d.12xlarge<5%per ~30 days$0.6861$3.024077%
c8gn.2xlarge<5%per ~30 days$0.1283$0.517975%
m5d.metal<5%per ~30 days$1.6659$6.048072%
r6id.large<5%per ~30 days$0.0505$0.165970%
r6id.2xlarge<5%per ~30 days$0.2122$0.663668%
t3.nano<5%per ~30 days$0.0020$0.005866%
c8gn.xlarge<5%per ~30 days$0.0910$0.259065%
c6g.xlarge<5%per ~30 days$0.0525$0.148865%
m8g.xlarge<5%per ~30 days$0.0832$0.200158%
c5.metal<5%per ~30 days$4.4260$4.46401%
c5.24xlarge<5%per ~30 days
c7g.metal<5%per ~30 days
m5.12xlarge<5%per ~30 days
m5.16xlarge<5%per ~30 days
m5.24xlarge<5%per ~30 days
m5.metal<5%per ~30 days
c8gn.16xlarge5-10%per ~30 days$0.4143$4.143490%
c8gn.48xlarge5-10%per ~30 days$1.2430$12.430190%
m8g.metal-48xl5-10%per ~30 days$0.9606$9.605890%
c6g.16xlarge5-10%per ~30 days$0.2381$2.380890%
c6g.12xlarge5-10%per ~30 days$0.1786$1.785690%
c8gn.medium5-10%per ~30 days$0.0083$0.064787%
c8gn.24xlarge5-10%per ~30 days$0.8970$6.215086%
c7g.8xlarge5-10%per ~30 days$0.2099$1.265083%
t3.2xlarge5-10%per ~30 days$0.0683$0.371282%
t3.large5-10%per ~30 days$0.0172$0.092881%
c7g.16xlarge5-10%per ~30 days$0.4700$2.529981%
c6g.4xlarge5-10%per ~30 days$0.1114$0.595281%
c8gn.8xlarge5-10%per ~30 days$0.3925$2.071781%
i4i.xlarge5-10%per ~30 days$0.0726$0.378081%
i7i.xlarge5-10%per ~30 days$0.0807$0.416281%
c7g.2xlarge5-10%per ~30 days$0.0623$0.316280%
i7ie.xlarge5-10%per ~30 days$0.1142$0.575080%
m8g.4xlarge5-10%per ~30 days$0.1599$0.800580%
m8g.2xlarge5-10%per ~30 days$0.0800$0.400280%
c8gn.large5-10%per ~30 days$0.0261$0.129580%
c6in.xlarge5-10%per ~30 days$0.0515$0.247879%
m8g.medium5-10%per ~30 days$0.0105$0.050079%
m8g.large5-10%per ~30 days$0.0212$0.100179%
t3.small5-10%per ~30 days$0.0050$0.023278%
t4g.2xlarge5-10%per ~30 days$0.0637$0.294478%
m6gd.medium5-10%per ~30 days$0.0110$0.050478%
t4g.small5-10%per ~30 days$0.0042$0.018477%
m8g.8xlarge5-10%per ~30 days$0.3707$1.601077%
r6id.xlarge5-10%per ~30 days$0.0772$0.331877%
c8gn.4xlarge5-10%per ~30 days$0.2413$1.035877%
t3.micro5-10%per ~30 days$0.0029$0.011675%
m6id.large5-10%per ~30 days$0.0332$0.132375%
m8g.12xlarge5-10%per ~30 days$0.6290$2.401474%
c7g.xlarge5-10%per ~30 days$0.0429$0.158173%
c7g.medium5-10%per ~30 days$0.0117$0.039570%
m8g.16xlarge5-10%per ~30 days$0.9640$3.201970%
m8g.48xlarge5-10%per ~30 days$3.1957$9.605867%
Interruption tierLowestLowModerateElevatedHighest

Tiers rank regions and instance types within a single cloud. They are not comparable between clouds: AWS reports the share of a pool reclaimed over roughly 30 days, Azure the chance a VM is evicted in the next hour, and Google preemptions as a share of instances that stopped. The one figure that does compare across clouds is the spot discount, because it is a ratio of two prices the same provider publishes.

Looking for on-demand and reserved pricing in this region? See all AWS pricing in ca-west-1.