What is the cheapest airline to fly from Portland, Maine to Ithaca round-trip?

According to our current data, United Airlines ($288), offers the cheapest pricing from Portland, Maine to Ithaca.

In terms of precipitation, rainfall in Ithaca ranges from 2.0 - 3.9 inches per month. July is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Ithaca when rainfall is around 2.0 in.

If weather is an important factor for your trip to Ithaca, 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 24.8 F).

What is the cheapest time of day to fly from PWM to ITH?

It’s optimal to fly from Portland, Maine to Ithaca at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

Can I find deals for flights from Portland to Ithaca that include hotel bookings?

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

How can I find direct flights from Portland to Ithaca?

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

Can I find deals for business class flights from Portland to Ithaca?

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

$403+ Flights from Portland, ME to Ithaca

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Cheap flight deals from Portland to Ithaca

Round-trip from	$403 (United Airlines)

From Portland to Ithaca Tompkins County

Search Deals

Find flight deals from Portland to Ithaca

Cheapest flights from Portland to Ithaca
Explore the most affordable flight options available from Portland to Ithaca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Sat 8/307:40 pmPWM - ITH

1 stop4h 03mUnited Airlines

Wed 9/37:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/15

$403

Fri 8/297:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Tue 9/27:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/14

$418

Sat 9/67:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Sun 9/77:50 pmITH - PWM

1 stop23h 39mUnited Airlines

Deal found 8/15

$428

Best flights from Portland to Ithaca
Discover carefully curated flight deals from Portland to Ithaca that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2025.

Sat 8/307:40 pmPWM - ITH

1 stop4h 03mUnited Airlines

Wed 9/37:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/15

$403

Fri 8/297:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Tue 9/27:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/14

$418

Sat 9/67:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Sun 9/77:50 pmITH - PWM

1 stop23h 39mUnited Airlines

Deal found 8/15

$428

Last-minute flights from Portland to Ithaca
Discover last-minute flight deals from Portland to Ithaca. Data last updated August 16, 2025 and is based on user searches.

Fri 8/297:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Tue 9/27:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/14

$418

Sat 8/307:40 pmPWM - ITH

1 stop4h 03mUnited Airlines

Wed 9/37:50 pmITH - PWM

2 stops27h 13mUnited Airlines

Deal found 8/15

$403

Sat 9/67:26 pmPWM - ITH

1 stop4h 17mUnited Airlines

Sun 9/77:50 pmITH - PWM

1 stop23h 39mUnited Airlines

Deal found 8/15

$428

Fly from

Fly to

Route

Depart

Return

Price

PortlandIthaca

PWM - ITH

PWMITH

Portland

Sat 8/30

7:40 pm-11:43 pm

1 stop4h 03m

Ithaca Tompkins County

Wed 9/3

7:50 pm-11:03 pm

2 stops27h 13m

$403

PortlandIthaca

PWM - ITH

PWMITH

Portland

Fri 8/29

7:26 pm-11:43 pm

1 stop4h 17m

Ithaca Tompkins County

Tue 9/2

7:50 pm-11:03 pm

2 stops27h 13m

$418

PortlandIthaca

PWM - ITH

PWMITH

Portland

Sat 9/6

7:26 pm-11:43 pm

1 stop4h 17m

Ithaca Tompkins County

Sun 9/7

7:50 pm-7:29 pm

1 stop23h 39m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Best time to book a flight from Portland to Ithaca

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

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 Ithaca

What is the cheapest month to book a flight from Portland, Maine to Ithaca?

Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Ithaca (average of $359). Flying from Portland, Maine to Ithaca in August is currently the most expensive (average of $471). 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.

Reviews of airlines servicing Ithaca

Peruse reviews from past customers who have flown with United Airlines from Portland to Ithaca 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

8,916 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,916 reviews

United Airlines

7.4

Good

8,916 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What is the cheapest airline to fly from Portland, Maine to Ithaca round-trip?
According to our current data, United Airlines ($288), offers the cheapest pricing from Portland, Maine to Ithaca.
Can I find deals for flights from Portland to Ithaca that include hotel bookings?
Yes. In addition to deals on Portland to Ithaca flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Ithaca?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ithaca.
Can I find deals for business class flights from Portland to Ithaca?
Yes. Cheapflights offers flight deals from Portland to Ithaca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portland, Maine to Ithaca?
Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Ithaca (average of $359). Flying from Portland, Maine to Ithaca in August is currently the most expensive (average of $471). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Portland to Ithaca

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$288	Average$423	FlexibilityNo cancel fee	On-time69%

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$403+ Cheap flights from Portland, ME to Ithaca (PWM - ITH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Ithaca with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Ithaca

Round-trip from

Find flight deals from Portland to Ithaca

Cheapest flights from Portland to IthacaExplore the most affordable flight options available from Portland to Ithaca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Explore the most affordable flight options available from Portland to Ithaca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Portland to Ithaca

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

Cheapflights Insights

Everything you need to know about your flight from Portland to Ithaca

What is the cheapest month to book a flight from Portland, Maine to Ithaca?

Reviews of airlines servicing Ithaca

Peruse reviews from past customers who have flown with United Airlines from Portland to Ithaca 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.

Related info for your journey

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

What is the cheapest airline to fly from Portland, Maine to Ithaca round-trip?

Can I find deals for flights from Portland to Ithaca that include hotel bookings?

How can I find direct flights from Portland to Ithaca?

Can I find deals for business class flights from Portland to Ithaca?

What is the cheapest month to book a flight from Portland, Maine to Ithaca?

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 Portland to Ithaca

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

Top airline flying from Portland to Ithaca

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Book with Flexibility

Travel Smart

Cheapest flights from Portland to Ithaca
Explore the most affordable flight options available from Portland to Ithaca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.