Constellation Best for Reliability

Constellation plans & rates

Constellation plans & rates.

Every Constellation plan in our catalog, scored on rate, renewable %, term, and rating — plus where each lands on the price spectrum. Rates shown at 1,000 kWh; your effective rate shifts with usage.

4.6 · 3,837 reviews via Google 3 plans From 12.60¢/kWh in cheapest area

By the numbers

Constellation plan portfolio.

Lowest
12.60¢
per kWh @ 1,000 kWh · cheapest service area
Average
13.33¢
3 plans
Highest
13.90¢
per kWh @ 1,000 kWh
100% green
0
renewable plans

Every plan we list, ranked honestly

All Constellation plans.

Score blends rate, renewable %, contract length, and Constellation's 4.6-star customer rating. Higher is better.

# Plan Rate Score
1 12 Month (No Min Usage Fee)
12 Months
12.60¢
35
View →
2 12 Month GREEN (No Min Usage Fee)
12 Months
13.50¢
32
View →
3 12 Month GREEN Usage Bill Credit
12 Months
13.90¢
30
View →

Editor's picks

Top 3 Constellation plans.

Prices shown are each plan's lowest-cost utility area — enter your ZIP on the plan list for pricing on your wires.

1
Constellation
Constellation

12 Month (No Min Usage Fee)

Rate
12.60¢
Term
12 Months
$1000 kWh
$126

Rates as of August 2026 · verify on the EFL

  • 30% green
View plan →
2
Constellation
Constellation

12 Month GREEN (No Min Usage Fee)

Rate
13.50¢
Term
12 Months
$1000 kWh
$135

Rates as of August 2026 · verify on the EFL

  • 30% green
View plan →
3
Constellation
Constellation

12 Month GREEN Usage Bill Credit

Rate
13.90¢
Term
12 Months
$1000 kWh
$139

Rates as of August 2026 · verify on the EFL

  • 30% green
View plan →

Rate distribution

Where most plans land.

1
0
0
1
1
12.6¢
to 12.9¢
12.9¢
to 13.1¢
13.1¢
to 13.4¢
13.4¢
to 13.6¢
13.6¢
to 13.9¢

Cheapest plan in this portfolio

Constellation's lowest rate.

1
Constellation
Constellation

12 Month (No Min Usage Fee)

Rate
12.60¢
Term
12 Months
$1000 kWh
$126

Rates as of August 2026 · verify on the EFL

  • 30% green
View plan →

Rates by contract term

Lock vs. flex.

Term Plans Lowest Average Highest
12 Months 3 12.60¢ 13.33¢ 13.90¢

How rates work: The per-kWh rate shown is the all-in price at 1,000 kWh of monthly usage — TDU delivery and base fees included. Many plans have bill-credit thresholds or minimum-usage fees that shift the effective rate by 1–3¢/kWh up or down. Run your real ZIP and usage through the compare-plans tool to see what you'll actually pay.

Compare Constellation against the field

See how Constellation's 3 plans stack up at your real usage. No spam, no calls.

No spam · It's free · Takes 60 seconds

How enrollment works

You pick the plan here. Enrollment finishes on our secure checkout — same rate, no markup. If you'd rather skip the ZIP entry, Live Link pulls your real usage from Smart Meter Texas in about 30 seconds. Same plans, same checkout, less typing.