What is the cheapest airline to fly from Phoenix to Riverton, Wyoming round-trip?

According to our current data, United Airlines ($238), offers the cheapest pricing from Phoenix to Riverton, Wyoming.

In terms of precipitation, rainfall in Riverton, Wyoming ranges from 0.2 - 1.9 inches per month. May is typically the wettest month, when rainfall can reach 1.9 in. January is typically the driest time to visit Riverton, Wyoming when rainfall is around 0.2 in.

If weather is an important factor for your trip to Riverton, Wyoming, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from PHX to RIW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix to Riverton, Wyoming as you normally would.

What airport do you fly into for flights to Riverton from Phoenix?

Riverton (RIW) is the airport you will fly into if you book a flight from Phoenix to Riverton. You should not have trouble finding flights to Riverton from Phoenix; the airport handles an average of 0 inbound flights from Phoenix per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Riverton airport from Phoenix. It is only a 4.8 mi journey from Riverton (RIW) to Riverton’s city center.

Can I find deals for flights from Phoenix to Riverton that include hotel bookings?

Yes. In addition to deals on Phoenix to Riverton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Phoenix to Riverton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Riverton.

Can I find deals for business class flights from Phoenix to Riverton?

Yes. Cheapflights offers flight deals from Phoenix to Riverton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Phoenix to Riverton, WY

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Best time to book a flight from Phoenix to Riverton

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PH1-RIW

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Riverton

See what other customers who have flown with United Airlines from Phoenix to Riverton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,751 reviews

Reviews

1 / 20

4.0

Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

United Airlines

7.4

Good

9,751 reviews

United Airlines

7.4

Good

9,751 reviews

Reviews

1 / 20

4.0

Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

What airport do you fly into for flights to Riverton from Phoenix?
Riverton (RIW) is the airport you will fly into if you book a flight from Phoenix to Riverton. You should not have trouble finding flights to Riverton from Phoenix; the airport handles an average of 0 inbound flights from Phoenix per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Riverton airport from Phoenix. It is only a 4.8 mi journey from Riverton (RIW) to Riverton’s city center.
What is the cheapest airline to fly from Phoenix to Riverton, Wyoming round-trip?
According to our current data, United Airlines ($238), offers the cheapest pricing from Phoenix to Riverton, Wyoming.
Can I find deals for flights from Phoenix to Riverton that include hotel bookings?
Yes. In addition to deals on Phoenix to Riverton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Phoenix to Riverton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Riverton.
Can I find deals for business class flights from Phoenix to Riverton?
Yes. Cheapflights offers flight deals from Phoenix to Riverton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Phoenix to Riverton

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$238	Average$372	FlexibilityNo cancel fee	On-time69%

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Find cheap flights from Phoenix to Riverton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Best time to book a flight from Phoenix to Riverton

Have a flexible travel schedule? Discover the best time to fly to Riverton from Phoenix with our price prediction graph.

Reviews of airlines servicing Riverton

See what other customers who have flown with United Airlines from Phoenix to Riverton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Riverton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Riverton from Phoenix?

What is the cheapest airline to fly from Phoenix to Riverton, Wyoming round-trip?

Can I find deals for flights from Phoenix to Riverton that include hotel bookings?

How can I find direct flights from Phoenix to Riverton?

Can I find deals for business class flights from Phoenix to Riverton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to Riverton

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Riverton by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Phoenix to Riverton by cabin class

Find flights from Phoenix to Riverton, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Phoenix and Riverton flights

Browse other Phoenix and Riverton flight options. Last updated on May 23, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Riverton

Explore flights to Riverton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 23, 2026.

Top airline flying from Phoenix to Riverton

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Cheap flights from Phoenix to Riverton, WY (RIW)

Find cheap flights from Phoenix to Riverton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Best time to book a flight from Phoenix to Riverton

Have a flexible travel schedule? Discover the best time to fly to Riverton from Phoenix with our price prediction graph.

Reviews of airlines servicing Riverton

See what other customers who have flown with United Airlines from Phoenix to Riverton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Riverton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Riverton from Phoenix?

What is the cheapest airline to fly from Phoenix to Riverton, Wyoming round-trip?

Can I find deals for flights from Phoenix to Riverton that include hotel bookings?

How can I find direct flights from Phoenix to Riverton?

Can I find deals for business class flights from Phoenix to Riverton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to Riverton

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Riverton by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Phoenix to Riverton by cabin class

Find flights from Phoenix to Riverton, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Phoenix and Riverton flights

Browse other Phoenix and Riverton flight options. Last updated on May 23, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Riverton

Explore flights to Riverton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 23, 2026.

Top airline flying from Phoenix to Riverton

100% Free

Book with Flexibility

Travel Smart