Flat Swing
A flat swing is a golf swing that travels on a more horizontal, around-the-body plane than a standard swing, with the hands and club staying lower and more behind the body at the top of the backswing.
What is a flat swing?
A flat swing describes the shape, or plane, that the club travels on during the backswing and downswing. Instead of lifting up toward the sky, the club moves more around the body, staying lower to the ground and tracking behind the golfer. Picture the difference between a baseball swing, which is close to horizontal, and chopping wood with an axe, which is close to vertical. A flat swing leans toward the baseball end of that range.
The clearest marker shows up at the top of the backswing. For a right-handed golfer, a flat swing leaves the lead arm running across the chest or shoulder line, sitting below the trail shoulder rather than above it. The hands stay lower and finish more behind the body. An upright swing does the opposite, with the arms higher and the hands closer to the sky.
None of this makes a flat swing wrong. It is one of several natural ways to move the club, and plenty of skilled players use it. Ben Hogan popularized the image of an imaginary “pane of glass” running from the ball up across the shoulders, with the lead arm staying below it through the backswing, a picture that captures the flatter, arm-lower feel well. Knowing where a swing sits on this scale helps a golfer make sense of their ball flight and their misses.
How a flat swing works
Rotation drives a flat swing. The torso turns, and the arms and club travel around the body rather than lifting on their own. Because the club stays lower and deeper, it tends to approach the ball from the inside, coming down, producing a shallower, sweeping angle into impact instead of a steep, downward strike.
That inside path is why a flat swing is so often linked with a draw, the gentle right-to-left ball flight (for a right-handed player) that many golfers chase. Instructors sometimes put a number on the plane: for a right-handed golfer, the lead arm forms an angle of less than 45 degrees with the ground at the top, according to Golf Info Guide. The lower that arm sits, the flatter the swing.
Flat swing vs upright swing
Most people searching for this term are trying to sort out how a flat swing differs from an upright one. Both describe opposite ends of the same scale, which is how vertical or horizontal the club travels.
An upright swing sends the arms and club more straight up, so the lead arm ends up high, near or above the trail shoulder at the top. A flat swing keeps everything lower and more around the body. Neither is correct or incorrect. Coaches often point out that body type plays a part, with taller players tending toward upright planes and shorter or stockier players frequently finding a flatter plane more comfortable, though that is a tendency and not a rule.
| Flat swing | Upright swing | |
|---|---|---|
| Plane | More horizontal, around the body | More vertical, up and down |
| Lead arm at top (righty) | Across the chest, below the trail shoulder | High, near or above the trail shoulder |
| Typical shot tendency | Draw, lower ball flight | Fade, higher ball flight |
| Common analogy | Baseball swing | Chopping wood |
| Main power source | Body rotation | Arm lift plus rotation |
Is a flat swing good or bad?
On its own, a flat swing is neither a flaw nor a fix. It brings its own tendencies, and whether they help or hurt comes down to the golfer.
On the helpful side, the inside, around-the-body path makes a draw easier to hit, which can straighten out a stubborn slice. The rotational motion draws on the bigger muscles of the back and core, a power source many players find more repeatable than swinging with the arms alone. The shallower angle can sweep the ball cleanly off the turf, and it tends to produce a lower, more penetrating flight that holds up in the wind.
The trouble starts when a swing gets too flat. The club can drop too far behind the body and get “stuck,” leaving the hands to flip into a hook or the face open for a push. Fat and thin contact tend to appear as the low point drifts back, and a shank shows up every so often. Rob Cheney of HackMotion points to the lead wrist as the deciding factor, noting that too much flexion shallows the club too far.
What causes a flat swing?
Most flat swings start early, in the takeaway. If the hands and club roll too far inside in the first couple of feet, the club spends the rest of the backswing traveling around and behind the body. Rolling the forearms open during that takeaway adds to the effect and can leave the clubface open.
Setup plays a part too. A golfer who bends over more at address, or who uses a stronger grip, will naturally work the club on a flatter plane. Some players also flatten the shaft by dropping it deep at the transition into the downswing. Brendon Elliott, a PGA of America professional, explains that a swing built on solid rotation has the hips turning roughly 45 degrees and the shoulders roughly 90 degrees in the backswing, with the hands following their own path rather than wrapping flat around the body.
Common misconceptions about the flat swing
The biggest myth is that a flat backswing is automatically a problem. It is not. What matters far more is whether the downswing matches the backswing. Many strong players take the club back on a flat plane and still deliver it cleanly because their sequencing and rotation hold up coming down.
A second point of confusion is the difference between “flat” and “shallow.” A flat backswing describes where the club sits going back. A shallow downswing describes the club dropping behind the hands on the way down. The two often show up together, yet they are not the same thing, and a player can have one without the other. As for “flat” meaning “bad,” that reputation is unearned. It is simply one spot a swing can sit on the plane scale.
Related Golf Terms
- Pivot — The rotational turning of the body around a stable center.
- Steep swing — A downswing that approaches the ball on too vertical an angle.
- Extension — Reaching full arm length through and past impact.
- Forward press — A small pre-swing movement of the hands toward the target to start the motion.
- Shallowing — Flattening the club’s path in transition to improve the downswing.
Frequently Asked Questions
Is a flat swing bad for your back?
Not inherently. Some golfers find a flatter, more rotational plane comfortable, while others feel strain if it forces extra spine tilt. Comfort depends on a person’s build and flexibility, so there is no single answer that fits everyone.
Does a flat swing cause a hook or a slice?
Either can happen. A flat swing sends the club from the inside, which leans toward a draw or hook if the face closes. If rotation stalls and the face stays open, that same path can produce a push or a slice instead.
What is the difference between a flat and a steep swing?
“Steep” is another word for upright. A steep swing travels more vertically, up and down, while a flat swing travels more horizontally, around the body. They sit at opposite ends of the swing-plane scale.
How do you know if your swing is too flat?
Common signs include getting “stuck” with the club behind the body, pushes to the right, snap hooks, and heavy or thin contact. On video, the lead arm sitting well below the trail shoulder at the top is a reliable marker.
Sources
- Golf.com. “What’s the difference between a flat and upright backswing (and why does it matter)?” (Baden Schaff, PGA teaching professional). Accessed July 2026.
https://golf.com/instruction/flat-backswing-upright-backswing-which-is-better/ - GolfSpan. “Flat Swing: Pros, Cons, How To Fix” (Brendon Elliott, PGA of America professional). Accessed July 2026.
https://www.golfspan.com/flat-golf-swing - MyGolfSpy. “How To Fix A Flat Golf Swing Without Overcorrecting” (Brendon Elliott). Accessed July 2026.
https://mygolfspy.com/news-opinion/how-to-fix-a-flat-golf-swing-without-overcorrecting/ - Golf Info Guide. “What is a Flat Golf Swing?” Accessed July 2026.
https://golf-info-guide.com/golf-tips/the-golf-swing/what-is-a-flat-golf-swing/ - CaddieHQ. “What Is a Flat Golf Swing?” Accessed July 2026.
https://www.caddiehq.com/resources/what-is-a-flat-golf-swing - HackMotion. “Flat Golf Swing: Pros, Cons and Drills to Keep It Functional” (Rob Cheney). Accessed July 2026.
https://hackmotion.com/pros-and-cons-of-flat-golf-swing/ - Hole19. “Flat Swing, Golf Glossary.” Accessed July 2026.
https://www.hole19golf.com/glossary/flat-swing
