Iteration 1 of 5
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In the U.S., the **best regional airlines** are usually judged by **reliability, safety record, and employee reputation**—not fancy service, since most fly under major-airline brands.
### Top picks
- **SkyWest Airlines** — generally considered the strongest all-around regional; largest operator, solid reliability.
- **Endeavor Air** — Delta Connection’s main regional; often viewed as one of the best-run.
- **Republic Airways** — big operator for American, Delta, and United; good scale and consistency.
- **PSA Airlines** — American Eagle carrier; known for a decent operation and strong network.
- **Horizon Air** — Alaska Airlines’ regional; good reputation and often better passenger experience.
### Also worth noting
- **Envoy Air** — American Eagle; very large and dependable.
- **Piedmont Airlines** — American Eagle; smaller but solid.
- **GoJet Airlines** — mixed reputation, but still a major regional operator.
- **Mesa Airlines** — more variable than the top names.
### If you mean best for passengers
Pick the regional tied to the major you like most:
- **Delta Connection**: often **Endeavor Air** or **SkyWest**
- **Alaska/Hawaiian**: **Horizon Air**
- **American Eagle**: **Envoy**, **PSA**, or **Piedmont**
- **United Express**: **SkyWest**, **GoJet**, or **Republic**
If you want, I can also rank them by **safety**, **on-time performance**, or **best for pilots/work culture**.
Iteration 2 of 5
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If you mean **U.S. regional carriers that operate feeder flights for the majors**, the usual standouts are:
1. **SkyWest Airlines** — biggest and most reliable overall
*Flies for:* United, Delta, American, Alaska
2. **Endeavor Air** — strong ops and good reputation
*Flies for:* Delta
3. **PSA Airlines** — solid, large regional operator
*Flies for:* American
4. **Republic Airways** — one of the biggest regional brands
*Flies for:* Delta, United, American
5. **Horizon Air** — often viewed as one of the better regional experiences
*Flies for:* Alaska
If you want the **best passenger experience**, I’d usually look first at **Horizon Air** or **Endeavor Air**. If you want the **most dependable network/coverage**, **SkyWest** is the big name.
If you want, I can also rank them by **reliability, pay/work environment, or passenger comfort**.
Iteration 3 of 5
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For **U.S. regional airlines** (the smaller carriers flying for the big brands), the best-known and generally strongest are:
1. **SkyWest Airlines** — biggest and often the most reliable regional operator in the U.S.
2. **Endeavor Air** — Delta’s main regional carrier; usually one of the better-run options.
3. **Horizon Air** — Alaska Air’s regional arm; good reputation for service.
4. **PSA Airlines** — American Eagle carrier; solid, especially if you’re flying American.
5. **Republic Airways** — large regional operator for American, Delta, and United.
If you mean **best to fly as a passenger**, the “best regional airline” usually depends more on the **major airline brand** than the regional itself:
- **Delta Connection** (often Endeavor or SkyWest)
- **Alaska Horizon**
- **United Express** (often SkyWest)
- **American Eagle** (often Envoy, PSA, Republic)
If you want, I can also rank them by **on-time performance**, **seat comfort**, or **safety reputation**.
Iteration 4 of 5
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“Best” regional airlines usually means the ones with the most reliable ops, decent onboard experience, and strong safety/training reputations.
**Top U.S. regional airlines to know:**
- **SkyWest Airlines** — generally the best-regarded and largest regional operator; flies for **Delta Connection, United Express, American Eagle, and Alaska Airlines**.
- **Endeavor Air** — Delta’s main regional partner; often considered one of the better regional experiences.
- **Horizon Air** — Alaska’s regional airline; good reputation, especially in the West.
- **Republic Airways** — strong major-airline partner; flies as **American Eagle, Delta Connection, and United Express**.
- **Envoy Air** — American’s biggest regional partner; widely used, though experience varies by route/aircraft.
- **Hawaiian Airlines’ regional-style ops / Ohana by Hawaiian** — limited now, but when available it was a notable regional option.
- **Cape Air** — best if you want small-aircraft, short-hop service in places like New England and island routes.
**Best overall if you just want the safest bet:**
**SkyWest Airlines** or **Endeavor Air**.
If you want, I can also rank them by **comfort**, **reliability**, or **best for employees/pilots**.
Iteration 5 of 5
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If you mean **U.S. regional carriers** (the airlines flying for the majors), the best-known and generally best-regarded are:
- **SkyWest Airlines** — usually the strongest overall for reliability and scale; flies as United Express, Delta Connection, American Eagle, and Alaska Airlines.
- **Republic Airways** — solid operations, mainly for American Eagle, Delta Connection, and United Express.
- **Endeavor Air** — Delta’s regional carrier; often considered one of the better regional experiences.
- **Envoy Air** — American’s biggest regional partner; decent network and consistency.
- **Horizon Air** — Alaska’s regional arm; strong reputation, especially in the West.
- **PSA Airlines** — improving, mostly American Eagle routes.
- **Mesa Airlines** — mixed reputation, though it still operates a lot of regional flying.
- **Air Wisconsin** — smaller and less prominent now, but still a notable regional operator.
If you’re asking which are “best” for **passengers**, I’d usually rank:
1. **Horizon Air**
2. **Endeavor Air**
3. **SkyWest Airlines**
If you want, I can also rank them by **safety, reliability, pay, or passenger comfort**.