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$389+ Cheap flights from Rapid City to Portland, ME (RAP - PWM)

RAP — PWM
Oct 19 — Oct 261
Mon 10/19
Mon 10/26
1 adult, Economy
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Cheap flight deals from Rapid City to Portland

Cheapest flights from Rapid City to Portland

Fri 10/3011:29 am -
2 stops10h 06m
Fri 11/64:47 pm -
2 stops7h 43m
Deal found 9/15$389
Tue 9/291:37 pm -
1 stop6h 17m
Sat 10/36:00 am -
1 stop6h 15m
Deal found 9/14$527
Tue 9/296:30 am -
2 stops15h 17m
Sat 10/37:32 am -
2 stops12h 05m
Deal found 9/14$535
Fri 10/307:00 am -
1 stop7h 02m
Fri 11/63:23 pm -
1 stop7h 20m
Deal found 9/15$621
Wed 10/147:05 am -
2 stops14h 23m
Wed 10/216:00 am -
1 stop6h 15m
Deal found 9/17$633
Wed 10/141:37 pm -
1 stop6h 17m
Tue 10/206:00 am -
1 stop6h 15m
Deal found 9/17$653

Find flight deals from Rapid City to Portland

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(Delta)
Provider with most accurate pricing for Rapid City-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Portland flights.
Search Deals
From Rapid City to Portland
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Rapid City to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Fri 10/30

11:29 am-11:35 pm

2 stops10h 06m

Portland

Fri 11/6

4:47 pm-10:30 pm

2 stops7h 43m

$389
Quickest round-trip

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Tue 9/29

1:37 pm-9:54 pm

1 stop6h 17m

Portland

Sat 10/3

6:00 am-10:15 am

1 stop6h 15m

$527

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Tue 9/29

6:30 am-11:47 pm

2 stops15h 17m

Portland

Sat 10/3

7:32 am-5:37 pm

2 stops12h 05m

$535

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Fri 10/30

7:00 am-4:02 pm

1 stop7h 02m

Portland

Fri 11/6

3:23 pm-8:43 pm

1 stop7h 20m

$621

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Wed 10/14

7:05 am-11:28 pm

2 stops14h 23m

Portland

Tue 10/20

6:00 am-10:15 am

1 stop6h 15m

$633

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Wed 10/14

1:37 pm-2:38 pm

1 stop23h 01m

Portland

Wed 10/21

6:00 am-10:15 am

1 stop6h 15m

$788

Rapid CityPortland

RAP Rapid City - PWM Portland

RAPPWM

Rapid City

Wed 10/14

10:24 am-11:59 pm

3 stops11h 35m

Portland

Wed 10/21

11:27 am-9:56 pm

2 stops12h 29m

$955

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Sorted by cheapest first

Compare providers for flights from Rapid City to Portland

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Portland in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rapid City-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Rapid City-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Rapid City with our price prediction graph.
Estimated round-trip price

Reviews of airlines servicing Portland

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Rapid City to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,232 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
United Airlines
7.4
Good
10,232 reviews
United Airlines
7.4
Good
10,232 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.
American Airlines
7.0
Good
12,087 reviews
United Airlines
7.4
Good
10,232 reviews

Crew

8.1

Comfort

7.3

Boarding

7.7

Food

6.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Asha,Sep 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

  • How long is the flight from Rapid City to Portland, Maine?

    A quick flight from Rapid City to Portland, Maine can take about 6h 17m. Delta provides one of the quickest options available for as low as $527. The distance from Rapid City to Portland, Maine is about 1620 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Rapid City to Portland, Maine round-trip?

    Our cheapest airline available from Rapid City to Portland, Maine is American Airlines. Our recent data shows that you can find tickets from as low as $348 on this airline. An additional option worth looking into is United Airlines, starting at $443.

  • Can I find deals for flights from Rapid City to Portland that include hotel bookings?

    Yes. In addition to deals on Rapid City to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Rapid City to Portland?

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

  • Can I find deals for business class flights from Rapid City to Portland?

    Yes. Cheapflights offers flight deals from Rapid City to Portland 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Lewiston
Brunswick
Conway

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Rapid City to Portland

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Rapid City to Boston flights
Sioux Falls to Portland flights

Top 2 airlines flying from Rapid City to Portland

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$348Average$608FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$443Average$590FlexibilityNo cancel feeOn-time69%

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