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$43 Cheap Flights to Monmouth, OR

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Popular airlines to Monmouth

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How much is the cheapest flight to Monmouth?

Prices were available within the past 7 days and start at $43 for one-way flights and $90 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Allegiant Air
United
Alaska Airlines
Frontier Airlines
Delta

Find the cheapest month to fly from Columbus (CMH) to Portland (PDX)

From $299 - $476 per traveler.

What you need to know for your flight to Monmouth

Flights to Monmouth at a glance

Traveling to Monmouth is easy; you can select from both full-service and budget-friendly airlines. By comparing flight durations and prices, you can find affordable Monmouth flights that align with your budget and itinerary as you plan to discover the city's renowned attractions and neighborhoods.

  • Major airport near Monmouth: Portland International Airport (PDX)
  • Flights per week: 4,750+ flights arriving at Monmouth airport
  • Number of airlines that fly to Monmouth: around 55+ carriers

Popular airport near Monmouth

Monmouth is a charming city perfect for outdoor activities, cultural experiences, and romantic getaways. Visitors flock to Monmouth for family adventures, entertainment, and business needs. The city is conveniently accessible via major airports, including Independence State Airport, making travel planning straightforward and efficient.

  • Portland International Airport (PDX): Situated in Multnomah County, Oregon, approximately 60 miles from Monmouth, this airport operates both domestic and international flights, linking travelers to over 240 domestic locations and more than 170 international points. Passengers have the option to enhance their travel experience by upgrading to first class, business class, or premium economy seating, depending on their chosen airline and route. Major airlines that fly from this airport include Alaska Airlines, Delta, and American Airlines.

Top routes to Monmouth

  • Los Angeles (LAX) to Monmouth (PDX), with one-way flight options from around $50
  • Phoenix (PHX) to Monmouth (PDX), with one-way flight options from around $60
  • Las Vegas (LAS) to Monmouth (PDX), with one-way tickets available from around $50
  • Denver (DEN) to Monmouth (PDX), with one-way flight options from around $55
  • Chicago (ORD/MDW) to Monmouth (PDX), with one-way tickets available from around $85

Cheapest routes to Monmouth

  • San Francisco (SFO) to Monmouth (PDX), with low-cost one-way tickets from around $40
  • Sacramento (SMF) to Monmouth (PDX), with budget one-way fares from around $50
  • San Jose (SJC/SJO) to Monmouth (PDX), with cheap one-way fares from around $50
  • Oakland (OAK) to Monmouth (PDX), with low-cost one-way tickets from around $50
  • Las Vegas (LAS) to Monmouth (PDX), with low-cost one-way tickets from around $50

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Monmouth

  • Alaska Airlines: Operating flights to Portland International Airport (PDX), Alaska Airlines represents about 24% of arrivals in Monmouth. The typical one-way fare is around $270, with premium seating options that may include business class and first class, depending on the route.
  • Delta: Offering routes to Portland International Airport (PDX), Delta makes up approximately 18% of arrivals into Monmouth. The average fare for a one-way ticket is about $350, featuring premium service options like premium economy and first class, depending on the specific route.
  • United: With flights to Portland International Airport (PDX), United Airlines also comprises around 18% of arrivals to Monmouth. Expect to pay about $350 for an average one-way fare, and premium cabin choices may include premium economy and first class, depending on the route.
  • American Airlines: This airline serves Portland International Airport (PDX) and accounts for about 17% of arrivals to Monmouth. Average one-way fares hover around $360, with first-class service available as a premium option, subject to the route.
  • Southwest Airlines: Providing flights to Portland International Airport (PDX), Southwest Airlines represents roughly 13% of arrivals in Monmouth. The average one-way fare is approximately $240, making it a cost-effective choice for travelers.

Best time to fly to Monmouth

The most popular months for travelers to fly to Monmouth are January, March, and April, when peak temperatures in Monmouth can reach up to 48°F in April. If you prefer quieter travel, consider September, the least busy time to visit with temperatures around 62.4°F and typically the lowest average one-way fare (around $210), roughly 8% cheaper than the yearly average. Looking for additional cheaper months to fly? October, May, and August offer average one-way fares of around $215, making them good options for flexible travelers.

calendar iconMonthtemperature iconTemperaturerain iconPrecipitationmostly cloudy iconCloudinesscrowd level iconDemandprice iconAverage one-way Fare
January40.3°F (4.6°C)Light RainMostly CloudyModerately High$248
February40.6°F (4.8°C)Light RainMostly CloudyAverage$221
March43.7°F (6.5°C)Light RainMostly CloudyModerately High$256
April48.0°F (8.9°C)Light RainMostly CloudyModerately High$232
May54.7°F (12.6°C)Light RainMostly SunnyAverage$216
June60.6°F (15.9°C)No Rain (Dry)Mostly SunnyAverage$228
July67.1°F (19.5°C)No Rain (Dry)SunnyAverage$231
August68.2°F (20.1°C)No Rain (Dry)SunnyAverage$219
September62.4°F (16.9°C)No Rain (Dry)Mostly SunnyModerately Low$210
October53.4°F (11.9°C)Light RainMostly SunnyAverage$211
November44.4°F (6.9°C)Light RainMostly CloudyModerately Low$224
December39.2°F (4.0°C)Light RainMostly CloudyModerately Low$248

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Monmouth

Getting some of the best deals on flights to Monmouth is all about timing and flexibility. Here are some key tips to help you save:

  1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
  3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Monmouth hotel and flight deals.
  4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
  5. Earn miles—you can earn airline miles when you book your Monmouth flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Monmouth

Monmouth welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Monmouth efficiently:

  • Public transportation: From Portland International Airport, both the Portland International Airport Bus Stop (a bus station) and the Portland International Airport Station (a metro station) are conveniently located about 0.3 miles away by walking, making for easy access to local transit options. For those needing longer-distance travel, Portland Union Station (a train station) is situated approximately 9 miles from the airport and is best reached by car.
  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Monmouth, with private rides that can be arranged in advance.
  • Car rental: Renting a car in Monmouth is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Monmouth on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Monmouth

  • Salem: Located 12 miles drive away from Monmouth, Salem offers a blend of outdoor adventures and family-friendly experiences. Explore the scenic landscapes at Salem Riverfront Park or visit the Oregon State Fairgrounds Pavilion for seasonal events. Culture enthusiasts will appreciate the historic charm of Willamette University, all set against the backdrop of nearby waterfalls and state parks, making Salem a delightful stop for travelers seeking both relaxation and exploration.
  • Dallas: Dallas is located 6 miles drive away from Monmouth and is known for its romantic atmosphere and outdoor activities. Visitors can enjoy the lush scenery at Salem Riverfront Park or play a round of golf at local courses. The presence of both historic and modern colleges adds a cultural touch to the city. Don't miss the chance to stroll along the river, making Dallas a quaint getaway for couples and families alike.
  • Independence: Independence is located 2 miles drive away from Monmouth and is a charming city perfect for those in search of romance and entertainment. The Enchanted Forest Theme Park offers a whimsical experience for families, while the historic and modern colleges provide educational opportunities. With shopping and recreational areas nearby, Independence combines a variety of attractions, making it an ideal destination for both relaxation and adventure.

Tips for short-haul flights to Monmouth

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

  • Pack light and skip checked bags—with budget airlines, it’s often more economical to travel with just a carry-on. Optimize your packing by using mini toiletries, wearing your heaviest clothing, and planning your outfits wisely. This strategy also helps you avoid the hassle of waiting at baggage claim upon arrival.
  • Bring your own entertainment—many short-haul flights may not provide in-flight entertainment. To keep yourself occupied, download your favorite TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Remember to fully charge your devices before you board.
  • Arrive at the airport in plenty of time—even for short or domestic flights, it’s advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account potential traffic and security lines.
  • Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money at the airport.

Tips for long-haul flights to Monmouth

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

  • Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines may allow you to select your seat for free once online check-in opens, typically 24–48 hours before your flight. Some airlines provide seat selection even earlier than this.
  • Arrive at the airport in plenty of time—aim to be at the airport at least 3 hours before departure for international flights to accommodate check-in, security, and immigration processes.
  • Relax at the airport—if you have extra time, take the opportunity to browse the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Airport Wi-Fi is generally free and available.
  • Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and modifying your sleep schedule to align with your destination's time zone. Try to sleep or stay awake during the flight according to the local time of your arrival to help minimize jet lag.

Frequently asked questions

What month is the cheapest to fly to Monmouth?
January is the cheapest month to fly to Monmouth. Demand is lower then, so you're likely to get a good deal. Booking your trip outside of major holidays and school breaks could also help you save.
Which US cities have the cheapest flights to Monmouth?
Seattle, Phoenix and Los Angeles usually offer cheap flights to Monmouth. Bear in mind that prices vary based on factors like time of year, demand and number of stopovers.
Which US cities fly direct to Monmouth?
There are 44 US destinations where you can fly to Monmouth directly from. Compare the options by using the "Direct flights only" box on Expedia and choose the ideal departure point for your trip. Here are a few of the top cities to jet off from:
  • Seattle
  • Phoenix
  • Los Angeles
  • Denver
  • San Francisco
How to find a cheap flight to Monmouth?
Book early or look for a cheap flight to Monmouth during the off-season, such as December and January. Leaving on a Thursday can also save you an average of 16% compared to a Sunday flight.* The Expedia app makes it even easier to know exactly when to book. Just activate the toggle for "Watch prices" and you'll get notified when fares change.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Monmouth?
Staying flexible with your travel plans can help you find last-minute offers on cheap flights to Monmouth. To see all the available options, try looking at different ticket types, changing your Monmouth vacation dates, jetting out of an alternative airport or going with another airline.
How far in advance should I book a flight to Monmouth?
Secure the departure dates you want and a fare you'll love by booking your domestic flight to Monmouth up to 28 days in advance. Lock in tickets between two and four months ahead if you're visiting Monmouth from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Monmouth?
You can save an average of 8% if you purchase plane tickets on a Sunday rather than Fridays, which tend to be the most expensive day to book.* When it comes to snapping up a cheap flight to Monmouth, it's all about timing.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Monmouth?
There are 15 airlines that connect Monmouth with 57 airports worldwide. The major entry point to this city is Portland Intl. Airport (PDX). Fly with any of these leading airlines to Monmouth:
  • Alaska Airlines
  • Delta Air Lines
  • American Airlines
  • United Airlines
Where do you fly into Monmouth?
If you're flying to Monmouth, the main airport to arrive at is Salem, OR (SLE-McNary Field). You can also head for nearby hubs like Mahlon Sweet Field Airport (EUG), Portland Intl. Airport (PDX) or Corvallis, OR (CVO-Corvallis Municipal). An additional option worth considering when you fly to Monmouth is Pacific City, OR (PFC).
How far is the airport from central Monmouth?
Landing at Salem, OR (SLE-McNary Field) puts you about 12 mi east of central Monmouth.
Can I save money by booking a Monmouth trip package?
Bundle your accommodations and flights and you could save hundreds of dollars. Better yet, you can add extras like activities and car rentals to your Monmouth flight and hotel package deal. With Expedia, it's a breeze to manage all your Monmouth travel plans in the same place.
Can I change or cancel my flight to Monmouth?
It's often possible to cancel or change your flight to Monmouth. Many airlines let you cancel your flights for free within 24 hours of booking. However, some flights are non-refundable, and airlines may offer you a credit toward future flights rather than a direct refund. To reserve cheap flights to Monmouth with flexible change policies, pick the "Changes included" or "No cancel fee" filters when you search. Looking for more information? Head to our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

Book with confidence

Tips to find the cheapest flights to Monmouth

The cheapest day to fly

Get started finding a cheap flight to Monmouth on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

January is the cheapest month to fly to Monmouth. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Monmouth. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Monmouth, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Monmouth

The lowest price for round-trip flights to Monmouth in 2026 starts from from $90, while one-way tickets start from from $43. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Monmouth. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Monmouth

Allegiant Air, Alaska Airlines, Frontier Airlines, Delta, Southwest Airlines, United are just some of the airlines that can typically offer cheap tickets to Monmouth. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Monmouth and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Monmouth, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Monmouth. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Monmouth plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Monmouth

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Monmouth.

Stopover savings

The cheapest tickets to Monmouth are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Monmouth. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Monmouth for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Monmouth. Simply download the free Expedia app to your smart device and activate Monmouth flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Monmouth. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Tips to find the cheapest flights to Monmouth

Travel information

Destination airport
Portland Intl.
Destination airport IATA code
PDX
Destination city name
Portland
Roundtrip price
$90

Trending flights to Monmouth

Prices were available within the past 7 days and start at $43 for one-way flights and $90 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Allegiant Air

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