| Podiuns |
Graham Rahal |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2008 |
| St. Petersburg |
Newman-Haas-Lanigan Racing / Dallara-Honda |
9 |
1 |
83 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2009 |
| Richmond |
Newman-Haas-Lanigan Racing / Dallara-Honda |
5 |
3 |
300 |
running |
| Motegi |
Newman-Haas-Lanigan Racing / Dallara-Honda |
5 |
3 |
200 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2011 |
| Sao Paulo |
Chip Ganassi / Dallara-Honda |
5 |
2 |
55 |
running |
| Indianapolis |
Chip Ganassi / Dallara-Honda |
29 |
3 |
200 |
running |
| Milwaukee |
Chip Ganassi / Dallara-Honda |
12 |
2 |
225 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2012 |
| Fort Worth |
Chip Ganassi / Dallara-Honda |
3 |
2 |
228 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2013 |
| Long Beach |
Rahal Letterman Lanigan Racing / Dallara-Honda |
11 |
2 |
80 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2014 |
| Belle Isle |
Rahal Letterman Lanigan Racing / Dallara-Honda |
9 |
2 |
70 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2015 |
| Birmingham |
Rahal Letterman Lanigan Racing / Dallara-Honda |
8 |
2 |
90 |
running |
| Indianapolis G.P. |
Rahal Letterman Lanigan Racing / Dallara-Honda |
17 |
2 |
82 |
running |
| Belle Isle |
Rahal Letterman Lanigan Racing / Dallara-Honda |
5 |
3 |
68 |
running |
| Fontana |
Rahal Letterman Lanigan Racing / Dallara-Honda |
19 |
1 |
250 |
running |
| Milwaukee |
Rahal Letterman Lanigan Racing / Dallara-Honda |
6 |
3 |
250 |
running |
| Mid-Ohio |
Rahal Letterman Lanigan Racing / Dallara-Honda |
13 |
1 |
90 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2016 |
| Birmingham |
Rahal Letterman Lanigan Racing / Dallara-Honda |
6 |
2 |
90 |
running |
| Elkhart Lake |
Rahal Letterman Lanigan Racing / Dallara-Honda |
6 |
3 |
50 |
running |
| Fort Worth |
Rahal Letterman Lanigan Racing / Dallara-Honda |
13 |
1 |
248 |
running |
| Sonoma |
Rahal Letterman Lanigan Racing / Dallara-Honda |
5 |
2 |
85 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2017 |
| Belle Isle |
Rahal Letterman Lanigan Racing / Dallara-Honda |
1 |
1 |
70 |
running |
| Belle Isle |
Rahal Letterman Lanigan Racing / Dallara-Honda |
3 |
1 |
70 |
running |
| Mid-Ohio |
Rahal Letterman Lanigan Racing / Dallara-Honda |
4 |
3 |
90 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2018 |
| St. Petersburg |
Rahal Letterman Lanigan Racing / Dallara-Honda |
24 |
2 |
110 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2019 |
| Fort Worth |
Rahal Letterman Lanigan Racing / Dallara-Honda |
9 |
3 |
248 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2020 |
| Indianapolis G.P. |
Rahal Letterman Lanigan Racing / Dallara-Honda |
4 |
2 |
80 |
running |
| Iowa |
Rahal Letterman Lanigan Racing / Dallara-Honda |
19 |
3 |
250 |
running |
| Indianapolis |
Rahal Letterman Lanigan Racing / Dallara-Honda |
8 |
3 |
200 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2021 |
| Fort Worth |
Rahal Letterman Lanigan Racing / Dallara-Honda |
9 |
3 |
248 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2023 |
| Indianapolis G.P. |
Rahal Letterman Lanigan Racing / Dallara-Honda |
1 |
2 |
85 |
running |
|
|
| |