$238+ Cheap flights from Portland, ME to Dayton (PWM - DAY)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — DAY
Jun 18 — Jun 251
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Dayton with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Dayton
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to DaytonExplore the most affordable flight options available from Portland to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2026.
Explore the most affordable flight options available from Portland to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2026.
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
PWM
- DAY
1 stop7h 59m
Delta
Mon 9/282:55 pm
DAY
- PWM
1 stop7h 38m
Delta
Deal found 5/15![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:25 am
PWM
- DAY
2 stops8h 42m
Delta
Tue 6/233:56 pm
DAY
- PWM
2 stops8h 56m
Delta
Deal found 5/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:15 am
PWM
- DAY
1 stop4h 33m
United Airlines
Sun 8/97:43 pm
DAY
- PWM
1 stop4h 08m
United Airlines
Deal found 5/16![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/235:53 am
PWM
- DAY
1 stop6h 30m
American Airlines
Sun 9/276:19 am
DAY
- PWM
1 stop5h 29m
American Airlines
Deal found 5/19![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:05 pm
PWM
- DAY
1 stop6h 26m
American Airlines
Sun 5/245:54 pm
DAY
- PWM
1 stop6h 41m
American Airlines
Deal found 5/15![American Airlines logo]()
$399
Best flights from Portland to DaytonDiscover carefully curated flight deals from Portland to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 19, 2026.
Discover carefully curated flight deals from Portland to Dayton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 19, 2026.
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:15 am
PWM
- DAY
1 stop4h 33m
United Airlines
Tue 6/237:43 pm
DAY
- PWM
1 stop4h 08m
United Airlines
Deal found 5/18![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:03 pm
PWM
- DAY
1 stop6h 49m
American Airlines
Mon 9/287:18 pm
DAY
- PWM
1 stop4h 23m
American Airlines
Deal found 5/19![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
PWM
- DAY
2 stops7h 59m
Delta
Mon 9/282:55 pm
DAY
- PWM
1 stop7h 38m
Delta
Deal found 5/17![Delta logo]()
$314
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:25 am
PWM
- DAY
2 stops8h 42m
Delta
Tue 6/233:56 pm
DAY
- PWM
2 stops8h 56m
Delta
Deal found 5/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:00 am
PWM
- DAY
1 stop5h 04m
United Airlines
Thu 6/257:43 pm
DAY
- PWM
1 stop4h 08m
United Airlines
Deal found 5/18![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
PWM
- DAY
2 stops7h 59m
Delta
Sun 9/276:00 am
DAY
- PWM
1 stop6h 22m
Delta
Deal found 5/17![Delta logo]()
$409
Last-minute flights from Portland to DaytonDiscover last-minute flight deals from Portland to Dayton. Data last updated May 19, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Dayton. Data last updated May 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
PWM
- DAY
1 stop8h 29m
Delta
Wed 5/273:17 pm
DAY
- PWM
1 stop7h 52m
Delta
Deal found 5/16![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:08 am
PWM
- DAY
2 stops8h 58m
United Airlines
Mon 5/252:53 pm
DAY
- PWM
1 stop4h 34m
United Airlines
Deal found 5/17![United Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/209:50 am
PWM
- DAY
2 stops10h 16m
United Airlines
Wed 5/272:20 pm
DAY
- PWM
2 stops9h 10m
United Airlines
Deal found 5/16![United Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:05 pm
PWM
- DAY
1 stop6h 26m
American Airlines
Sun 5/245:54 pm
DAY
- PWM
1 stop6h 41m
American Airlines
Deal found 5/15![American Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/222:24 pm
PWM
- DAY
1 stop7h 42m
American Airlines
Tue 5/265:57 pm
DAY
- PWM
1 stop4h 50m
American Airlines
Deal found 5/18![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
PWM
- DAY
1 stop5h 04m
United Airlines
Sun 5/242:53 pm
DAY
- PWM
2 stops8h 37m
United Airlines
Deal found 5/15![United Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/221:18 pm
PWM
- DAY
2 stops10h 14m
Delta
Mon 5/253:17 pm
DAY
- PWM
1 stop7h 52m
Delta
Deal found 5/18![Delta logo]()
$494
This American Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/262:24 pm
PWM
- DAY
1 stop7h 42m
American Airlines
Mon 6/15:57 pm
DAY
- PWM
1 stop4h 50m
American Airlines
Deal found 5/17![American Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:15 am
PWM
- DAY
2 stops7h 36m
United Airlines
Mon 6/17:43 pm
DAY
- PWM
1 stop4h 08m
United Airlines
Deal found 5/17![United Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:15 am
PWM
- DAY
1 stop4h 33m
United Airlines
Tue 6/237:43 pm
DAY
- PWM
1 stop4h 08m
United Airlines
Deal found 5/18![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:25 am
PWM
- DAY
2 stops8h 42m
Delta
Tue 6/233:56 pm
DAY
- PWM
2 stops8h 56m
Delta
Deal found 5/18![Delta logo]()
$319
One-way flights from Portland to DaytonSearch for one-way flight options from Portland to Dayton. Find affordable one-way fares based on user searches. Data last updated May 19, 2026.
Search for one-way flight options from Portland to Dayton. Find affordable one-way fares based on user searches. Data last updated May 19, 2026.
This United Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:15 am
PWM
- DAY
1 stop4h 32m
United Airlines
Deal found 5/17![United Airlines logo]()
$238
This Delta deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:05 am
PWM
- DAY
1 stop8h 12m
Delta
Deal found 5/16![Delta logo]()
$264
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
PWM
- DAY
2 stops9h 24m
Delta
Deal found 5/17![Delta logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:22 pm
PWM
- DAY
3 stops24h 00m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$464
Find flight deals from Portland to Dayton
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Dayton (DAY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (United Airlines) |
One-way from | $238 (United Airlines) |
Popular in | April |
Cheapest in | August |
Average price | $451 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Dayton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 19, 2026.
Use the filters below to find and compare flights from Portland to Dayton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandDayton
PWM - DAY
PWMDAY
Portland
Wed 6/17
5:15 am-9:48 am
1 stop4h 33m
Dayton
Tue 6/23
7:43 pm-11:51 pm
1 stop4h 08m
$309
PortlandDayton
PWM - DAY
PWMDAY
Portland
Wed 9/23
4:03 pm-10:52 pm
1 stop6h 49m
Dayton
Mon 9/28
7:18 pm-11:41 pm
1 stop4h 23m
$309
PortlandDayton
PWM - DAY
PWMDAY
Portland
Wed 9/23
6:00 am-1:59 pm
2 stops7h 59m
Dayton
Mon 9/28
2:55 pm-10:33 pm
1 stop7h 38m
$314
PortlandDayton
PWM - DAY
PWMDAY
Portland
Wed 6/17
6:25 am-3:07 pm
2 stops8h 42m
Dayton
Tue 6/23
3:56 pm-12:52 am
2 stops8h 56m
$319
PortlandDayton
PWM - DAY
PWMDAY
Portland
Wed 9/23
6:00 am-1:59 pm
2 stops7h 59m
Dayton
Sun 9/27
6:00 am-12:22 pm
1 stop6h 22m
$409
PortlandDayton
PWM - DAY
PWMDAY
Portland
Thu 6/18
6:00 am-11:04 am
1 stop5h 04m
Dayton
Thu 6/25
7:43 pm-11:51 pm
1 stop4h 08m
$414
Cheapest one-way
Quickest one-way
PortlandDayton
PWM - DAY
PWMDAY
Portland
Sat 8/15
5:15 am-9:47 am
1 stop4h 32m
$238
PortlandDayton
PWM - DAY
PWMDAY
Portland
Thu 8/13
6:05 am-2:17 pm
1 stop8h 12m
$264
PortlandDayton
PWM - DAY
PWMDAY
Portland
Sat 8/15
6:00 am-3:24 pm
2 stops9h 24m
$424
PortlandDayton
PWM - DAY
PWMDAY
Portland
Thu 8/13
8:22 pm-8:22 pm
3 stops24h 00m
$464
Sorted by cheapest first
Compare providers for flights from Portland to Dayton
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Dayton in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland, Maine-Dayton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Dayton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Dayton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Dayton 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 Portland, Maine-Dayton 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 Portland to Dayton
Have a flexible travel schedule? Discover the best time to fly to Dayton from Portland with our price prediction graph.
PWM-DAY
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.
Cheapflights Insights
Everything you need to know about your flight from Portland to Dayton
What is the cheapest month to book a flight from Portland, Maine to Dayton?
Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Dayton (average of $318). Flying from Portland, Maine to Dayton in April is currently the most expensive (average of $660). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland, Maine to Dayton?
Reviews of airlines servicing Dayton
Get insights into the airlines that provide service to Dayton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dayton. Reviews last updated May 19, 2026.
See what other customers who have flown with United Airlines and American Airlines from Portland to Dayton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Overall
7.4
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Overall
7.4
Comfort
7.3
Entertainment
7.1
Crew
8.1
Food
6.6
Boarding
7.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from Portland to Dayton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dayton?
Book flights to Dayton if you plan to visit one of these locationsHuber Heights
Springfield
Troy
Greenville
Xenia
Miamisburg
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Complete your trip
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Other flights to Dayton
Explore flights to Dayton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 19, 2026.
Search flights from Portland to Dayton by cabin class
Find flights from Portland to Dayton, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Dayton flights
Browse other Portland and Dayton flight options. Last updated on May 19, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on May 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Portland to Dayton
Discover the top 2 airlines that operate flights from Portland to Dayton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$274 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$318 | Average$397 | FlexibilityNo cancel fee | On-time69% |