

Yamaha YFH-631G Professional Flugelhorn Overview
The Yamaha YFH-631G is a Bb professional flugelhorn built for a traditional flugelhorn feel with a broad, rich tonal range, featuring a two-piece gold brass bell and a third valve slide trigger for fine intonation adjustment.
Yamaha YFH-631G Professional Flugelhorn Specifications
- Key: Bb
- Bell material: Two-piece gold brass
- Bell diameter: 151.8 mm (6 in)
- Bore size: M 11 mm (0.433 in)
- Weight: Medium
- Finish: Clear lacquer
- Mouthpiece: Yamaha FH-11F4
- Case: Yamaha FHC-6310 hardshell case
- Accessories: Yamaha 11F4 mouthpiece
Condition & Setup
Brand new instrument with full manufacturer’s warranty. As an authorized Yamaha dealer, we set up and play-test each instrument prior to shipment.
Who the YFH-631G Professional Flugelhorn Is For
The YFH-631G is a Bb professional flugelhorn designed for players who want a traditional playing style with dependable control and a broad, rich tone color. It suits lead trumpet doublers, commercial and studio players, and advancing musicians who need an instrument that blends easily in ballads, brass sections, and small ensemble settings.
What distinguishes the YFH-631G within its category is its combination of a two-piece gold brass bell for a characteristic flugelhorn sound and a third valve slide trigger that lets the player dial in intonation as needed for different registers and alternate fingerings.
Common Questions About The Yamaha YFH-631G
Is the Yamaha YFH-631G suitable for professional use?
Yes. The YFH-631G is a Yamaha Professional-series Bb flugelhorn intended for professional performance and demanding rehearsal schedules, with features like a third valve slide trigger to support accurate intonation control.
What does the third valve slide trigger do on the YFH-631G?
The third valve slide trigger allows on-the-fly adjustment of the third valve slide to fine-tune intonation, which can be especially helpful on notes and combinations that tend to run sharp or flat depending on the player and setup.
What mouthpiece comes with the Yamaha YFH-631G?
The YFH-631G includes a Yamaha FH-11F4 mouthpiece.
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We are proud to be an authorized Yamaha dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Yamaha Model YFH-631G Professional Flugelhorn
Yamaha YFH-631G Professional Flugelhorn Overview
The Yamaha YFH-631G is a Bb professional flugelhorn built for a traditional flugelhorn feel with a broad, rich tonal range, featuring a two-piece gold brass bell and a third valve slide trigger for fine intonation adjustment.
Yamaha YFH-631G Professional Flugelhorn Specifications
- Key: Bb
- Bell material: Two-piece gold brass
- Bell diameter: 151.8 mm (6 in)
- Bore size: M 11 mm (0.433 in)
- Weight: Medium
- Finish: Clear lacquer
- Mouthpiece: Yamaha FH-11F4
- Case: Yamaha FHC-6310 hardshell case
- Accessories: Yamaha 11F4 mouthpiece
Condition & Setup
Brand new instrument with full manufacturer’s warranty. As an authorized Yamaha dealer, we set up and play-test each instrument prior to shipment.
Who the YFH-631G Professional Flugelhorn Is For
The YFH-631G is a Bb professional flugelhorn designed for players who want a traditional playing style with dependable control and a broad, rich tone color. It suits lead trumpet doublers, commercial and studio players, and advancing musicians who need an instrument that blends easily in ballads, brass sections, and small ensemble settings.
What distinguishes the YFH-631G within its category is its combination of a two-piece gold brass bell for a characteristic flugelhorn sound and a third valve slide trigger that lets the player dial in intonation as needed for different registers and alternate fingerings.
Common Questions About The Yamaha YFH-631G
Is the Yamaha YFH-631G suitable for professional use?
Yes. The YFH-631G is a Yamaha Professional-series Bb flugelhorn intended for professional performance and demanding rehearsal schedules, with features like a third valve slide trigger to support accurate intonation control.
What does the third valve slide trigger do on the YFH-631G?
The third valve slide trigger allows on-the-fly adjustment of the third valve slide to fine-tune intonation, which can be especially helpful on notes and combinations that tend to run sharp or flat depending on the player and setup.
What mouthpiece comes with the Yamaha YFH-631G?
The YFH-631G includes a Yamaha FH-11F4 mouthpiece.
![]()
We are proud to be an authorized Yamaha dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Yamaha Model YFH-631G Professional Flugelhorn
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
