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Cheap flights from Mexico City to Seattle from £245

MEX — SEA
30 Oct — 6 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Mexico City to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Mexico City to Seattle

Fri 4/1215:50 -
Nonstop6h 05m
Tue 8/1207:15 -
1 stop8h 15m
Deal found 28/9£427
Tue 1/1205:40 -
2 stops17h 41m
Fri 4/1223:59 -
1 stop8h 06m
Deal found 29/9£429
Tue 1/1207:50 -
2 stops15h 31m
Sun 6/1214:05 -
2 stops18h 00m
Deal found 27/9£431
Thu 3/1207:50 -
2 stops12h 34m
Tue 8/1217:35 -
2 stops14h 30m
Deal found 27/9£432
Thu 3/1212:25 -
2 stops13h 19m
Sun 6/1208:30 -
2 stops13h 40m
Deal found 29/9£448
Tue 1/1205:40 -
2 stops17h 41m
Wed 9/1217:35 -
2 stops14h 30m
Deal found 27/9£450
Sat 5/1210:05 -
2 stops12h 42m
Sat 12/1208:30 -
2 stops13h 40m
Deal found 26/9£451
Tue 22/1209:50 -
1 stop9h 13m
Thu 31/1217:59 -
1 stop8h 51m
Deal found 28/9£459
Thu 3/1215:50 -
Nonstop6h 05m
Sun 6/1207:15 -
1 stop8h 15m
Deal found 29/9£464
Fri 18/1209:50 -
1 stop12h 59m
Mon 4/114:30 -
1 stop12h 20m
Deal found 27/9£466
Tue 22/1209:50 -
1 stop9h 13m
Thu 7/109:30 -
1 stop12h 10m
Deal found 26/9£481

Find flight deals from Mexico City to Seattle

Round-trip from

£427

One-way from

£245

Popular in

January

Cheapest in

March

Average price

£392
Delta
  • Delta
  • 4/12-8/12
  • 1 total stop
  • 14h 20m total
  • Mexico City to Seattle
Search Deals
Delta
  • Delta
  • 4/12-31/12
  • Nonstop
  • 6h 05m total
  • Mexico City to Seattle
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Wed 16/12

07:50-22:45

2 stops16h 55m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£246

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Thu 3/12

17:50-21:21

3 stops29h 31m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£251
Fastest return journey

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Wed 21/10

15:00-19:55

Nonstop5h 55m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£332

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Wed 23/12

15:50-19:55

Nonstop6h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£425

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Thu 25/2

15:50-19:55

Nonstop6h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£426

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Mon 11/1

15:50-19:55

Nonstop6h 05m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£428

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Tue 17/11

17:50-20:56

3 stops29h 06m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£432

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Mon 11/1

07:50-23:31

3 stops17h 41m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£432

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Tue 12/1

07:50-23:31

3 stops17h 41m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£432

Mexico CitySeattle

MEX Mexico City Benito Juarez - SEA Seattle/Tacoma Intl

MEXSEA

Mexico City Benito Juarez

Sat 9/1

15:40-20:00

Nonstop6h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-02:00

Nonstop0h 00m

£438

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Mexico City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Mexico City with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Mexico City to Seattle

How far ahead should I book a flight from Mexico City to Seattle?

The best time to book flights from Mexico City to Seattle is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Mexico City to Seattle?

Currently, March is the cheapest month in which you can book a flight from Mexico City to Seattle (average of £300). Flying from Mexico City to Seattle in January is currently the most expensive (average of £553). 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.

What is the cheapest time of day to fly from MEX to SEA?

When flying from Mexico City to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Mexico City to Seattle?

Airfare is typical for this route at the moment.

Mexico City to Seattle flights typically cost between £382 and £567 in December.
The cheapest return price found within the last 5 days was £427 on Delta (4 Dec–8 Dec).

Related info for your journey

  • How long is the flight from Mexico City to Seattle?

    For as low as £514, United Airlines can have you in Seattle from Mexico City in 6h 05m. The distance between Mexico City and Seattle is about 2333 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Mexico City to Seattle?

    Before booking your flight to Seattle from Mexico City, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (91%), Delta (90%), Aeromexico( 90%).

  • Can I find deals for flights from Mexico City to Seattle that include hotel bookings?

    Yes. In addition to deals on Mexico City to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Mexico City to Seattle?

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

  • Can I find deals for business class flights from Mexico City to Seattle?

    Yes. Cheapflights offers flight deals from Mexico City to Seattle 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 Mexico City to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Mexico City to Seattle (average of £300). Flying from Mexico City to Seattle in January is currently the most expensive (average of £553). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Federal Way
SeaTac

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Mexico City to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Mexico City to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Mexico City to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Mexico City.

Can Cheapflights find flights from Mexico City to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Mexico City shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Mexico City to Seattle become cheaper?

Yes, Cheapflights offers price alerts on Mexico City to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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